Collection: Inserts - Self Tapping - For Plastics

Inserts -> Self Tapping -> For Plastics

There are 3 products in the sub-categories of Inserts - Self Tapping - For Plastics. Browse the Inserts - Self Tapping - For Plastics products table. To narrow down the selection, please choose a sub-category from the links below.

Category Details

This category includes various types of self tapping inserts.
  • Threaded bushing with external threads that cuts its own internal threads into a pre-drilled hole.
  • Creates a permanent, wear-resistant, and strong machine thread in materials such as aluminum, brass, cast iron, and plastics, without the need for a pre-tapped hole.
  • Used for strengthening materials, providing durable fastening points for machine screws, and repairing damaged threads.

Small Parts & Bearings

Additional resources:


A more comprehensive listing may be found in the Inserts - Self Tapping - For Plastics category on the MBA Minibearings main store.
Internal Thread Rec. Hole Diameter Length (L) Outside Diameter (B) Indicative
Image
Internal Thread
10-24 UNC (4.76mm)

Rec. Hole Diameter
7.09
mm

(Equiv. 0.279 in.)
Length (L)
10.0
mm

(Equiv. 0.394 in.)
Outside Diameter (B)
8.001
mm
Self Tapping Inserts - 10-24 UNC - 4.76mm - 7.09x10 mm For Plastics - Steel Insert
Material: Steel    Required Hole Depth: 13.005 mm   
Category: Inserts - Self Tapping - For Plastics - Steel
Part Number: IN-TP-048C-100-P (Each)
Self Tapping Inserts - 10-24 UNC - 4.76mm - 7.09x10 mm For Plastics - Steel Insert
10 Available Now | Item Discontinued - Up to 10 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $2.50 AUD
Regular price $5.00 AUD Sale price $2.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

10 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Internal Thread Rec. Hole Diameter Length (L) Outside Diameter (B) Indicative
Image
Internal Thread
10-24 UNC (4.76mm)

Rec. Hole Diameter
7.09
mm

(Equiv. 0.279 in.)
Length (L)
10.0
mm

(Equiv. 0.394 in.)
Outside Diameter (B)
8.001
mm
Self Tapping Inserts - 10-24 UNC - 4.76mm - 7.09x10 mm For Plastics - Steel Insert
Material: Steel    Required Hole Depth: 13.005 mm   
Category: Inserts - Self Tapping - For Plastics - Steel
Part Number: IN-TP-048C-100-P (Each)
Self Tapping Inserts - 10-24 UNC - 4.76mm - 7.09x10 mm For Plastics - Steel Insert
10 Available Now | Item Discontinued - Up to 10 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $2.50 AUD
Regular price $5.00 AUD Sale price $2.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

10 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Internal Thread
1/4-20 UNC (6.35mm)

Rec. Hole Diameter
8.59
mm

(Equiv. 0.338 in.)
Length (L)
14.0
mm

(Equiv. 0.551 in.)
Outside Diameter (B)
10.00
mm
Self Tapping Inserts - 1/4-20 UNC - 6.35mm - 8.59x14 mm For Plastics - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Insert
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Required Hole Depth: 17.00 mm   
Category: Inserts - Self Tapping - For Plastics - Stainless Steel
Part Number: IN-TP-064C-14-P-S3 (Each)
Self Tapping Inserts - 1/4-20 UNC - 6.35mm - 8.59x14 mm For Plastics - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Insert
10 Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $15.68 AUD
Regular price Sale price $15.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

10 Available Now. Backorder if more than 10.
Internal Thread
1/4-20 UNC (6.35mm)

Rec. Hole Diameter
8.59
mm

(Equiv. 0.338 in.)
Length (L)
14.0
mm

(Equiv. 0.551 in.)
Outside Diameter (B)
10.00
mm
Self Tapping Inserts - 1/4-20 UNC - 6.35mm - 8.59x14 mm For Plastics - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Insert
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Required Hole Depth: 17.00 mm   
Category: Inserts - Self Tapping - For Plastics - Stainless Steel
Part Number: IN-TP-064C-14-P-S3 (Each)
Self Tapping Inserts - 1/4-20 UNC - 6.35mm - 8.59x14 mm For Plastics - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Insert
10 Available Now | Further orders can be expected around Sat, Jan 03, 2026
Regular price $15.68 AUD
Regular price Sale price $15.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

10 Available Now. Backorder if more than 10.
Internal Thread
1/4-20 UNC (6.35mm)

Rec. Hole Diameter
8.59
mm

(Equiv. 0.338 in.)
Length (L)
14.0
mm

(Equiv. 0.551 in.)
Outside Diameter (B)
10.008
mm
Self Tapping Inserts - 1/4-20 UNC - 6.35mm - 8.59x14 mm For Plastics - Steel Insert
Material: Steel    Required Hole Depth: 16.993 mm   
Category: Inserts - Self Tapping - For Plastics - Steel
Part Number: IN-TP-064C-140-P (PK-100)
Self Tapping Inserts - 1/4-20 UNC - 6.35mm - 8.59x14 mm For Plastics - Steel Insert
Out of Stock | Backorder Now | Orders can be expected around Sat, Jan 03, 2026
Regular price $636.32 AUD
Regular price Sale price $636.32 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Internal Thread
1/4-20 UNC (6.35mm)

Rec. Hole Diameter
8.59
mm

(Equiv. 0.338 in.)
Length (L)
14.0
mm

(Equiv. 0.551 in.)
Outside Diameter (B)
10.008
mm
Self Tapping Inserts - 1/4-20 UNC - 6.35mm - 8.59x14 mm For Plastics - Steel Insert
Material: Steel    Required Hole Depth: 16.993 mm   
Category: Inserts - Self Tapping - For Plastics - Steel
Part Number: IN-TP-064C-140-P (PK-100)
Self Tapping Inserts - 1/4-20 UNC - 6.35mm - 8.59x14 mm For Plastics - Steel Insert
Out of Stock | Backorder Now | Orders can be expected around Sat, Jan 03, 2026
Regular price $636.32 AUD
Regular price Sale price $636.32 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.