O-Rings

653 Products in this selection
Combined category including sub-categories of o-rings. These include general purpose, silicone rubber bulk, silicone rubber packs, quad, ptfe, fluoroelastomer bulk, fluoroelastomer packs, epdm rubber, and cord.
Small Parts & Bearings

Additional resources:
O-Rings Catalogue PDF
O-Ring Assortment Kits

A more comprehensive listing may be found on the MBA Minibearings main store at O-Rings.
Nominal Diameter (d) Material Durometer Hardness Indicative
Image
Nominal Diameter (d)
4.47
mm
Material
1.78
Durometer Hardness
Red
Silicone Rubber O-Rings - 4.47x1.78 mm - Red - Silicone Rubber O-Ring
Material: Silicone Rubber   
Category:
Part Number: OR-00447-178-S70-008-R (PK-50) Silicone Rubber Packs O-Rings - 4.47x1.78 mm - Red - Silicone Rubber O-Ring
32 units (1600 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$30.05 AUD
$30.05 AUD
Per 50
Nominal Diameter (d) Material Durometer Hardness Indicative
Image
Nominal Diameter (d)
4.47
mm
Material
1.78
Durometer Hardness
Red
Silicone Rubber O-Rings - 4.47x1.78 mm - Red - Silicone Rubber O-Ring
Material: Silicone Rubber   
Category:
Part Number: OR-00447-178-S70-008-R (PK-50) Silicone Rubber Packs O-Rings - 4.47x1.78 mm - Red - Silicone Rubber O-Ring
32 units (1600 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$30.05 AUD
$30.05 AUD
Per 50
View the product page first if you are unsure.
Nominal Diameter (d)
4.47
mm
Material
1.78
Durometer Hardness
Red
Silicone Rubber Bulk O-Rings - 4.47x1.78 mm - Red - Silicone Rubber O-Ring
Material: Silicone Rubber   
Category:
Part Number: ORB-00447-178-S70-008-R (PK-2500) Silicone Rubber Bulk O-Rings - 4.47x1.78 mm - Red - Silicone Rubber O-Ring
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 21, 2026
$244.23 AUD
$244.23 AUD
Per 2500
Nominal Diameter (d)
4.47
mm
Material
1.78
Durometer Hardness
Red
Silicone Rubber Bulk O-Rings - 4.47x1.78 mm - Red - Silicone Rubber O-Ring
Material: Silicone Rubber   
Category:
Part Number: ORB-00447-178-S70-008-R (PK-2500) Silicone Rubber Bulk O-Rings - 4.47x1.78 mm - Red - Silicone Rubber O-Ring
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 21, 2026
$244.23 AUD
$244.23 AUD
Per 2500
View the product page first if you are unsure.
Nominal Diameter (d)
4.47
mm
Material
1.78
Durometer Hardness
Black
EPDM Rubber O-Rings - 4.47x1.78 mm - Black - EPDM Rubber
Material: EPDM Rubber   
Category:
Part Number: OR-00447-178-EP70-008 (PK-100) EPDM Rubber O-Rings - 4.47x1.78 mm - Black - EPDM Rubber O-Ring
62 units (6200 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$3.23 AUD
$3.23 AUD
Per 100
Nominal Diameter (d)
4.47
mm
Material
1.78
Durometer Hardness
Black
EPDM Rubber O-Rings - 4.47x1.78 mm - Black - EPDM Rubber
Material: EPDM Rubber   
Category:
Part Number: OR-00447-178-EP70-008 (PK-100) EPDM Rubber O-Rings - 4.47x1.78 mm - Black - EPDM Rubber O-Ring
62 units (6200 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$3.23 AUD
$3.23 AUD
Per 100
View the product page first if you are unsure.
Nominal Diameter (d)
4.47
mm
Material
1.78
Durometer Hardness
Black
General Purpose O-Rings - 4.47x1.78 mm - Black - Neoprene Rubber O-Ring
Material: Neoprene Rubber   
Category: O-Rings - General Purpose - Neoprene Rubber Packs
Part Number: OR-00447-178-CR70-008 (PK-200) General Purpose O-Rings - 4.47x1.78 mm - Black Neoprene Rubber Packs - Neoprene Rubber O-Ring
29 units (5800 pcs) Available Now | Item Discontinued - Up to 29 may be ordered online. No backorders. Please contact us if you need a larger quantity
$3.00 AUD
$40.00 AUD $3.00 AUD
Per 200
Nominal Diameter (d)
4.47
mm
Material
1.78
Durometer Hardness
Black
General Purpose O-Rings - 4.47x1.78 mm - Black - Neoprene Rubber O-Ring
Material: Neoprene Rubber   
Category: O-Rings - General Purpose - Neoprene Rubber Packs
Part Number: OR-00447-178-CR70-008 (PK-200) General Purpose O-Rings - 4.47x1.78 mm - Black Neoprene Rubber Packs - Neoprene Rubber O-Ring
29 units (5800 pcs) Available Now | Item Discontinued - Up to 29 may be ordered online. No backorders. Please contact us if you need a larger quantity
$3.00 AUD
$40.00 AUD $3.00 AUD
Per 200
Nominal Diameter (d)
4.47
mm
Material
1.78
Durometer Hardness
Black
General Purpose O-Rings - 4.47x1.78 mm - Black Neoprene Rubber Bulk - Neoprene Rubber O-Ring
Material: Neoprene Rubber   
Category: O-Rings - General Purpose - Neoprene Rubber Bulk
Part Number: ORB-00447-178-CR70-008 (PK-1500) General Purpose O-Rings - 4.47x1.78 mm - Black Neoprene Rubber Bulk - Neoprene Rubber O-Ring
1 pack (1500 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$66.23 AUD
$66.23 AUD
Per 1500
Nominal Diameter (d)
4.47
mm
Material
1.78
Durometer Hardness
Black
General Purpose O-Rings - 4.47x1.78 mm - Black Neoprene Rubber Bulk - Neoprene Rubber O-Ring
Material: Neoprene Rubber   
Category: O-Rings - General Purpose - Neoprene Rubber Bulk
Part Number: ORB-00447-178-CR70-008 (PK-1500) General Purpose O-Rings - 4.47x1.78 mm - Black Neoprene Rubber Bulk - Neoprene Rubber O-Ring
1 pack (1500 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$66.23 AUD
$66.23 AUD
Per 1500
View the product page first if you are unsure.
Nominal Diameter (d)
4.50
mm
Material
1.00
Durometer Hardness
Black
General Purpose O-Rings - 4.5x1 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-00450-100-N70 (PK-100) General Purpose O-Rings - 4.5x1 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Sat, Aug 08, 2026
$18.86 AUD
$18.86 AUD
Per 100
Nominal Diameter (d)
4.50
mm
Material
1.00
Durometer Hardness
Black
General Purpose O-Rings - 4.5x1 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-00450-100-N70 (PK-100) General Purpose O-Rings - 4.5x1 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Sat, Aug 08, 2026
$18.86 AUD
$18.86 AUD
Per 100
View the product page first if you are unsure.
Nominal Diameter (d)
4.76
mm
Material
1.78
Durometer Hardness
Black
General Purpose O-Rings - 4.76x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-00476-178-N70-802 (PK-950) General Purpose O-Rings - 4.76x1.78 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 21, 2026
$133.14 AUD
$133.14 AUD
Per 950
Nominal Diameter (d)
4.76
mm
Material
1.78
Durometer Hardness
Black
General Purpose O-Rings - 4.76x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-00476-178-N70-802 (PK-950) General Purpose O-Rings - 4.76x1.78 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 21, 2026
$133.14 AUD
$133.14 AUD
Per 950
View the product page first if you are unsure.
Nominal Diameter (d)
5.00
mm
Material
1.00
Durometer Hardness
Black
General Purpose O-Rings - 5x1 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-00500-100-N70 (PK-200) General Purpose O-Rings - 5x1 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
30 units (6000 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$12.05 AUD
$12.05 AUD
Per 200
Nominal Diameter (d)
5.00
mm
Material
1.00
Durometer Hardness
Black
General Purpose O-Rings - 5x1 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-00500-100-N70 (PK-200) General Purpose O-Rings - 5x1 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
30 units (6000 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$12.05 AUD
$12.05 AUD
Per 200
View the product page first if you are unsure.
Nominal Diameter (d)
5.00
mm
Material
1.00
Durometer Hardness
Brown Fluoroelastomer
Fluoroelastomer O-Rings - 5x1 mm - Brown Fluoroelastomer - Fluoroelastomer O-Ring
Material: Fluoroelastomer   
Category:
Part Number: OR-00500-100-VBR75 (PK-100) Fluoroelastomer Packs O-Rings - 5x1 mm - Brown Fluoroelastomer - Fluoroelastomer O-Ring
12 units (1200 pcs) Available Now | Item Discontinued - Up to 12 may be ordered online. No backorders. Please contact us if you need a larger quantity
$3.00 AUD
$22.00 AUD $3.00 AUD
Per 100
Nominal Diameter (d)
5.00
mm
Material
1.00
Durometer Hardness
Brown Fluoroelastomer
Fluoroelastomer O-Rings - 5x1 mm - Brown Fluoroelastomer - Fluoroelastomer O-Ring
Material: Fluoroelastomer   
Category:
Part Number: OR-00500-100-VBR75 (PK-100) Fluoroelastomer Packs O-Rings - 5x1 mm - Brown Fluoroelastomer - Fluoroelastomer O-Ring
12 units (1200 pcs) Available Now | Item Discontinued - Up to 12 may be ordered online. No backorders. Please contact us if you need a larger quantity
$3.00 AUD
$22.00 AUD $3.00 AUD
Per 100
Nominal Diameter (d)
5.00
mm
Material
1.50
Durometer Hardness
Black
General Purpose O-Rings - 5x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-00500-150-N70 (PK-200) General Purpose O-Rings - 5x1.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
183 units (36600 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$16.05 AUD
$16.05 AUD
Per 200
Nominal Diameter (d)
5.00
mm
Material
1.50
Durometer Hardness
Black
General Purpose O-Rings - 5x1.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-00500-150-N70 (PK-200) General Purpose O-Rings - 5x1.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
183 units (36600 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$16.05 AUD
$16.05 AUD
Per 200
View the product page first if you are unsure.
Nominal Diameter (d)
5.00
mm
Material
1.50
Durometer Hardness
Black
General Purpose O-Rings - 5x1.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Bulk
Part Number: ORB-00500-150-N70 (PK-35500) General Purpose O-Rings - 5x1.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
1 pack (35500 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$447.41 AUD
$447.41 AUD
Per 35500
Nominal Diameter (d)
5.00
mm
Material
1.50
Durometer Hardness
Black
General Purpose O-Rings - 5x1.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Bulk
Part Number: ORB-00500-150-N70 (PK-35500) General Purpose O-Rings - 5x1.5 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
1 pack (35500 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$447.41 AUD
$447.41 AUD
Per 35500
View the product page first if you are unsure.
Nominal Diameter (d)
5.00
mm
Material
1.50
Durometer Hardness
Brown Fluoroelastomer
Fluoroelastomer O-Rings - 5x1.5 mm - Brown Fluoroelastomer - Fluoroelastomer O-Ring
Material: Fluoroelastomer   
Category:
Part Number: OR-00500-150-VBR75 (PK-100) Fluoroelastomer Packs O-Rings - 5x1.5 mm - Brown Fluoroelastomer - Fluoroelastomer O-Ring
13 units (1300 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$34.05 AUD
$34.05 AUD
Per 100
Nominal Diameter (d)
5.00
mm
Material
1.50
Durometer Hardness
Brown Fluoroelastomer
Fluoroelastomer O-Rings - 5x1.5 mm - Brown Fluoroelastomer - Fluoroelastomer O-Ring
Material: Fluoroelastomer   
Category:
Part Number: OR-00500-150-VBR75 (PK-100) Fluoroelastomer Packs O-Rings - 5x1.5 mm - Brown Fluoroelastomer - Fluoroelastomer O-Ring
13 units (1300 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$34.05 AUD
$34.05 AUD
Per 100
View the product page first if you are unsure.
Nominal Diameter (d)
5.00
mm
Material
1.50
Durometer Hardness
Clear
Silicone Rubber O-Rings - 5x1.5 mm - Clear - Silicone Rubber O-Ring
Material: Silicone Rubber   
Category:
Part Number: OR-00500-150-S70-C (PK-20) Silicone Rubber Packs O-Rings - 5x1.5 mm - Clear - Silicone Rubber O-Ring
175 units (3500 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$7.23 AUD
$7.23 AUD
Per 20
Nominal Diameter (d)
5.00
mm
Material
1.50
Durometer Hardness
Clear
Silicone Rubber O-Rings - 5x1.5 mm - Clear - Silicone Rubber O-Ring
Material: Silicone Rubber   
Category:
Part Number: OR-00500-150-S70-C (PK-20) Silicone Rubber Packs O-Rings - 5x1.5 mm - Clear - Silicone Rubber O-Ring
175 units (3500 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$7.23 AUD
$7.23 AUD
Per 20
View the product page first if you are unsure.
Nominal Diameter (d)
5.00
mm
Material
1.50
Durometer Hardness
Clear
Silicone Rubber Bulk O-Rings - 5x1.5 mm - Clear - Silicone Rubber O-Ring
Material: Silicone Rubber   
Category:
Part Number: ORB-00500-150-S70-C (PK-2500) Silicone Rubber Bulk O-Rings - 5x1.5 mm - Clear - Silicone Rubber O-Ring
1 pack (2500 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$141.86 AUD
$141.86 AUD
Per 2500
Nominal Diameter (d)
5.00
mm
Material
1.50
Durometer Hardness
Clear
Silicone Rubber Bulk O-Rings - 5x1.5 mm - Clear - Silicone Rubber O-Ring
Material: Silicone Rubber   
Category:
Part Number: ORB-00500-150-S70-C (PK-2500) Silicone Rubber Bulk O-Rings - 5x1.5 mm - Clear - Silicone Rubber O-Ring
1 pack (2500 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$141.86 AUD
$141.86 AUD
Per 2500
View the product page first if you are unsure.
Nominal Diameter (d)
5.00
mm
Material
2.00
Durometer Hardness
Black
General Purpose O-Rings - 5x2 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-00500-200-N70 (PK-200) General Purpose O-Rings - 5x2 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
55 units (11000 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$20.05 AUD
$20.05 AUD
Per 200
Nominal Diameter (d)
5.00
mm
Material
2.00
Durometer Hardness
Black
General Purpose O-Rings - 5x2 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-00500-200-N70 (PK-200) General Purpose O-Rings - 5x2 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
55 units (11000 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$20.05 AUD
$20.05 AUD
Per 200
View the product page first if you are unsure.
Nominal Diameter (d)
5.00
mm
Material
2.50
Durometer Hardness
Black
General Purpose O-Rings - 5x2.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-00500-250-N70 (PK-100) General Purpose O-Rings - 5x2.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
37 units (3700 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$14.05 AUD
$14.05 AUD
Per 100
Nominal Diameter (d)
5.00
mm
Material
2.50
Durometer Hardness
Black
General Purpose O-Rings - 5x2.5 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-00500-250-N70 (PK-100) General Purpose O-Rings - 5x2.5 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
37 units (3700 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$14.05 AUD
$14.05 AUD
Per 100
View the product page first if you are unsure.
Nominal Diameter (d)
5.00
mm
Material
2.00
Durometer Hardness
Brown Fluoroelastomer
Fluoroelastomer O-Rings - 5x2 mm - Brown Fluoroelastomer - Fluoroelastomer O-Ring
Material: Fluoroelastomer   
Category:
Part Number: OR-00500-200-VBR75 (PK-100) Fluoroelastomer Packs O-Rings - 5x2 mm - Brown Fluoroelastomer - Fluoroelastomer O-Ring
11 units (1100 pcs) Available Now | Item Discontinued - Up to 11 may be ordered online. No backorders. Please contact us if you need a larger quantity
$3.00 AUD
$34.00 AUD $3.00 AUD
Per 100
Nominal Diameter (d)
5.00
mm
Material
2.00
Durometer Hardness
Brown Fluoroelastomer
Fluoroelastomer O-Rings - 5x2 mm - Brown Fluoroelastomer - Fluoroelastomer O-Ring
Material: Fluoroelastomer   
Category:
Part Number: OR-00500-200-VBR75 (PK-100) Fluoroelastomer Packs O-Rings - 5x2 mm - Brown Fluoroelastomer - Fluoroelastomer O-Ring
11 units (1100 pcs) Available Now | Item Discontinued - Up to 11 may be ordered online. No backorders. Please contact us if you need a larger quantity
$3.00 AUD
$34.00 AUD $3.00 AUD
Per 100
Nominal Diameter (d)
5.23
mm
Material
2.62
Durometer Hardness
Brown Fluoroelastomer
Fluoroelastomer O-Rings - 5.23x2.62 mm - Brown Fluoroelastomer - Fluoroelastomer O-Ring
Material: Fluoroelastomer   
Category:
Part Number: OR-00523-262-VBR75-107 (PK-20) Fluoroelastomer Packs O-Rings - 5.23x2.62 mm - Brown Fluoroelastomer - Fluoroelastomer O-Ring
1 pack (20 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$27.68 AUD
$27.68 AUD
Per 20
Nominal Diameter (d)
5.23
mm
Material
2.62
Durometer Hardness
Brown Fluoroelastomer
Fluoroelastomer O-Rings - 5.23x2.62 mm - Brown Fluoroelastomer - Fluoroelastomer O-Ring
Material: Fluoroelastomer   
Category:
Part Number: OR-00523-262-VBR75-107 (PK-20) Fluoroelastomer Packs O-Rings - 5.23x2.62 mm - Brown Fluoroelastomer - Fluoroelastomer O-Ring
1 pack (20 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$27.68 AUD
$27.68 AUD
Per 20
View the product page first if you are unsure.
Nominal Diameter (d)
5.28
mm
Material
1.78
Durometer Hardness
Black
EPDM Rubber O-Rings - 5.28x1.78 mm - Black - EPDM Rubber
Material: EPDM Rubber   
Category:
Part Number: OR-00528-178-EP70-009 (PK-100) EPDM Rubber O-Rings - 5.28x1.78 mm - Black - EPDM Rubber O-Ring
43 units (4300 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$3.23 AUD
$3.23 AUD
Per 100
Nominal Diameter (d)
5.28
mm
Material
1.78
Durometer Hardness
Black
EPDM Rubber O-Rings - 5.28x1.78 mm - Black - EPDM Rubber
Material: EPDM Rubber   
Category:
Part Number: OR-00528-178-EP70-009 (PK-100) EPDM Rubber O-Rings - 5.28x1.78 mm - Black - EPDM Rubber O-Ring
43 units (4300 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$3.23 AUD
$3.23 AUD
Per 100
View the product page first if you are unsure.
Nominal Diameter (d)
5.28
mm
Material
1.78
Durometer Hardness
Black
General Purpose O-Rings - 5.28x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-00528-178-N70-009 (PK-100) General Purpose O-Rings - 5.28x1.78 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
97 units (9700 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$14.05 AUD
$14.05 AUD
Per 100
Nominal Diameter (d)
5.28
mm
Material
1.78
Durometer Hardness
Black
General Purpose O-Rings - 5.28x1.78 mm - Black Nitrile Rubber - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Packs
Part Number: OR-00528-178-N70-009 (PK-100) General Purpose O-Rings - 5.28x1.78 mm - Black Nitrile Rubber Packs - Nitrile NBR, BUNA-N O-Ring
97 units (9700 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$14.05 AUD
$14.05 AUD
Per 100
View the product page first if you are unsure.
Nominal Diameter (d)
5.28
mm
Material
1.78
Durometer Hardness
Black
General Purpose O-Rings - 5.28x1.78 mm - Black Neoprene Rubber Bulk - Neoprene Rubber O-Ring
Material: Neoprene Rubber   
Category: O-Rings - General Purpose - Neoprene Rubber Bulk
Part Number: ORB-00528-178-CR70-009 (PK-1500) General Purpose O-Rings - 5.28x1.78 mm - Black Neoprene Rubber Bulk - Neoprene Rubber O-Ring
1 pack (1500 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$56.77 AUD
$56.77 AUD
Per 1500
Nominal Diameter (d)
5.28
mm
Material
1.78
Durometer Hardness
Black
General Purpose O-Rings - 5.28x1.78 mm - Black Neoprene Rubber Bulk - Neoprene Rubber O-Ring
Material: Neoprene Rubber   
Category: O-Rings - General Purpose - Neoprene Rubber Bulk
Part Number: ORB-00528-178-CR70-009 (PK-1500) General Purpose O-Rings - 5.28x1.78 mm - Black Neoprene Rubber Bulk - Neoprene Rubber O-Ring
1 pack (1500 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$56.77 AUD
$56.77 AUD
Per 1500
View the product page first if you are unsure.
Nominal Diameter (d)
5.23
mm
Material
2.62
Durometer Hardness
Black
EPDM Rubber O-Rings - 5.23x2.62 mm - Black - EPDM Rubber
Material: EPDM Rubber   
Category:
Part Number: OR-00523-262-EP70-107 (PK-200) EPDM Rubber O-Rings - 5.23x2.62 mm - Black - EPDM Rubber O-Ring
14 units (2800 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$10.50 AUD
$10.50 AUD
Per 200
Nominal Diameter (d)
5.23
mm
Material
2.62
Durometer Hardness
Black
EPDM Rubber O-Rings - 5.23x2.62 mm - Black - EPDM Rubber
Material: EPDM Rubber   
Category:
Part Number: OR-00523-262-EP70-107 (PK-200) EPDM Rubber O-Rings - 5.23x2.62 mm - Black - EPDM Rubber O-Ring
14 units (2800 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$10.50 AUD
$10.50 AUD
Per 200
View the product page first if you are unsure.
Nominal Diameter (d)
5.28
mm
Material
1.78
Durometer Hardness
Black
General Purpose O-Rings - 5.28x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Bulk
Part Number: ORB-00528-178-N70-009 (PK-10000) General Purpose O-Rings - 5.28x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
1 pack (10000 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$220.59 AUD
$220.59 AUD
Per 10000
Nominal Diameter (d)
5.28
mm
Material
1.78
Durometer Hardness
Black
General Purpose O-Rings - 5.28x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
Material: Nitrile (NBR, BUNA-N)   
Category: O-Rings - General Purpose - Nitrile Rubber Bulk
Part Number: ORB-00528-178-N70-009 (PK-10000) General Purpose O-Rings - 5.28x1.78 mm - Black Nitrile Rubber Bulk - Nitrile NBR, BUNA-N O-Ring
1 pack (10000 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$220.59 AUD
$220.59 AUD
Per 10000
View the product page first if you are unsure.
Nominal Diameter (d)
5.28
mm
Material
1.78
Durometer Hardness
Red
Silicone Rubber O-Rings - 5.28x1.78 mm - Red - Silicone Rubber O-Ring
Material: Silicone Rubber   
Category:
Part Number: OR-00528-178-S70-009-R (PK-10) Silicone Rubber Packs O-Rings - 5.28x1.78 mm - Red - Silicone Rubber O-Ring
16 units (160 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$31.86 AUD
$31.86 AUD
Per 10
Nominal Diameter (d)
5.28
mm
Material
1.78
Durometer Hardness
Red
Silicone Rubber O-Rings - 5.28x1.78 mm - Red - Silicone Rubber O-Ring
Material: Silicone Rubber   
Category:
Part Number: OR-00528-178-S70-009-R (PK-10) Silicone Rubber Packs O-Rings - 5.28x1.78 mm - Red - Silicone Rubber O-Ring
16 units (160 pcs) Available Now | Further orders can be expected around Tue, Jul 21, 2026
$31.86 AUD
$31.86 AUD
Per 10
View the product page first if you are unsure.