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Collection: Inserts

Inserts (With Images)

58 Products in this selection

Combined category including sub-categories of inserts. These include self tapping, expansion, rivet nuts, and tapered fit finserts for wood and plastics.

Small Parts & Bearings

Additional resources:
Assortment Kits

A more comprehensive listing may be found on the MBA Minibearings main store at Inserts.

Internal Thread	Rec. Hole Diameter	Length (L)	Recommended Hole Diameter (A)	Knurled OD (B)	Indicative Image
Internal Thread 5/16-18 UNC (7.94mm)	Rec. Hole Diameter 9.525 mm	Length (L) 14.30 mm		Knurled OD (B) 9.881 mm
Material: Brass Flange OD (A): 11.100 Category: Inserts - Expansion - Press In
Part Number: IN-EP-079C-143-FB (Each) Expansion Inserts - 5/16-18 UNC - 7.94mm - 9.525x14.3 mm Press In - Brass Insert 1 Available Now \| Further orders can be expected around Mon, Jul 20, 2026 Regular price $0.86 AUD Regular price ~~$1.45 AUD~~ Sale price $0.86 AUD Unit price per Each
Internal Thread	Rec. Hole Diameter	Length (L)	Recommended Hole Diameter (A)	Indicative Image
Internal Thread 5/16-18 UNC (7.94mm)	Rec. Hole Diameter 9.525 mm	Length (L) 14.30 mm
Material: Brass Knurled OD (B): 9.881 mm Flange OD (A): 11.100 Category: Inserts - Expansion - Press In
Part Number: IN-EP-079C-143-FB (Each) Expansion Inserts - 5/16-18 UNC - 7.94mm - 9.525x14.3 mm Press In - Brass Insert 1 Available Now \| Further orders can be expected around Mon, Jul 20, 2026 Regular price $0.86 AUD Regular price ~~$1.45 AUD~~ Sale price $0.86 AUD Unit price per Each View the product page first if you are unsure.
Inserts - Expansion IN-EP-079C-143-FB (Each) --- Expansion Inserts - 5/16-18 UNC - 7.94mm - 9.525x14.3 mm Press In - Brass Insert Sale IN-EP-079C-143-FB (Each) --- Expansion Inserts - 5/16-18 UNC - 7.94mm - 9.525x14.3 mm Press In - Brass Insert Regular price $0.86 AUD Regular price ~~$1.45 AUD~~ Sale price $0.86 AUD Unit price per 1 Available Now Sale
Internal Thread 5/16-18 UNC (7.94mm)	Rec. Hole Diameter 11.0 mm	Length (L) 24.994 mm
Flange OD (A): 8.0 Category: Inserts - Self Tapping - For Wood
Part Number: IN-TP-079C-25-WHL (Each) Self Tapping Inserts - 5/16-18 UNC - 7.94mm - 11x24.994 mm For Wood 26 Available Now \| Further orders can be expected around Mon, Jul 20, 2026 Regular price $4.23 AUD Regular price ~~$7.21 AUD~~ Sale price $4.23 AUD Unit price per Each
Internal Thread 5/16-18 UNC (7.94mm)	Rec. Hole Diameter 11.0 mm	Length (L) 24.994 mm
Flange OD (A): 8.0 Category: Inserts - Self Tapping - For Wood
Part Number: IN-TP-079C-25-WHL (Each) Self Tapping Inserts - 5/16-18 UNC - 7.94mm - 11x24.994 mm For Wood 26 Available Now \| Further orders can be expected around Mon, Jul 20, 2026 Regular price $4.23 AUD Regular price ~~$7.21 AUD~~ Sale price $4.23 AUD Unit price per Each View the product page first if you are unsure.
Inserts - Self Tapping IN-TP-079C-25-WHL (Each) --- Self Tapping Inserts - 5/16-18 UNC - 7.94mm - 11x24.994 mm For Wood Sale IN-TP-079C-25-WHL (Each) --- Self Tapping Inserts - 5/16-18 UNC - 7.94mm - 11x24.994 mm For Wood Regular price $4.23 AUD Regular price ~~$7.21 AUD~~ Sale price $4.23 AUD Unit price per 26 Available Now Sale
Internal Thread 5/16-18 UNC (7.94mm)	Rec. Hole Diameter 11.100 mm	Length (L) 13.7 mm	Recommended Hole Diameter (A) 12.014 mm
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80 Flange OD (A): 10.998 Category: Inserts - Self Tapping - For Aluminium
Part Number: IN-TP-079C-13-A-S3 (PK-100) Self Tapping Inserts - 5/16-18 UNC - 7.94mm - 11.1x13.7 mm For Aluminium - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Insert Out of Stock \| Backorder Now \| Orders can be expected around Mon, Jul 20, 2026 Regular price $1,190.86 AUD Regular price Sale price $1,190.86 AUD Unit price per Per 100
Internal Thread 5/16-18 UNC (7.94mm)	Rec. Hole Diameter 11.100 mm	Length (L) 13.7 mm	Recommended Hole Diameter (A) 12.014 mm
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80 Flange OD (A): 10.998 Category: Inserts - Self Tapping - For Aluminium
Part Number: IN-TP-079C-13-A-S3 (PK-100) Self Tapping Inserts - 5/16-18 UNC - 7.94mm - 11.1x13.7 mm For Aluminium - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Insert Out of Stock \| Backorder Now \| Orders can be expected around Mon, Jul 20, 2026 Regular price $1,190.86 AUD Regular price Sale price $1,190.86 AUD Unit price per Per 100 View the product page first if you are unsure.
Inserts - Self Tapping IN-TP-079C-13-A-S3 (PK-100) --- Self Tapping Inserts - 5/16-18 UNC - 7.94mm - 11.1x13.7 mm For Aluminium - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Insert IN-TP-079C-13-A-S3 (PK-100) --- Self Tapping Inserts - 5/16-18 UNC - 7.94mm - 11.1x13.7 mm For Aluminium - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Insert Regular price $1,190.86 AUD Regular price Sale price $1,190.86 AUD Unit price per Out of stock! Backorder Now
Internal Thread M8 (8x1.25mm)	Rec. Hole Diameter 10.6 to 11.4mm mm	Length (L) 15.0 mm	Recommended Hole Diameter (A) M12 mm
Material: Stainless Steel 316 (Similar to A4, 18-10) Category: Inserts - Self Tapping - For Aluminium
Part Number: IN-TP-080M-15-A-S6 (Each) Self Tapping Inserts - M8 - 8x1.25mm - 10.6 to 11.4mm 15 mm For Aluminium - Stainless Steel 316 Similar to A4, 18-10 Insert 89 Available Now \| Further orders can be expected around Tue, Sep 08, 2026 Regular price $4.23 AUD Regular price ~~$5.07 AUD~~ Sale price $4.23 AUD Unit price per Each
Internal Thread M8 (8x1.25mm)	Rec. Hole Diameter 10.6 to 11.4mm mm	Length (L) 15.0 mm	Recommended Hole Diameter (A) M12 mm
Material: Stainless Steel 316 (Similar to A4, 18-10) Category: Inserts - Self Tapping - For Aluminium
Part Number: IN-TP-080M-15-A-S6 (Each) Self Tapping Inserts - M8 - 8x1.25mm - 10.6 to 11.4mm 15 mm For Aluminium - Stainless Steel 316 Similar to A4, 18-10 Insert 89 Available Now \| Further orders can be expected around Tue, Sep 08, 2026 Regular price $4.23 AUD Regular price ~~$5.07 AUD~~ Sale price $4.23 AUD Unit price per Each View the product page first if you are unsure.
Inserts - Self Tapping IN-TP-080M-15-A-S6 (Each) --- Self Tapping Inserts - M8 - 8x1.25mm - 10.6 to 11.4mm 15 mm For Aluminium - Stainless Steel 316 Similar to A4, 18-10 Insert Sale IN-TP-080M-15-A-S6 (Each) --- Self Tapping Inserts - M8 - 8x1.25mm - 10.6 to 11.4mm 15 mm For Aluminium - Stainless Steel 316 Similar to A4, 18-10 Insert Regular price $4.23 AUD Regular price ~~$5.07 AUD~~ Sale price $4.23 AUD Unit price per 89 Available Now Sale
Internal Thread 3/8-16 UNC (9.53mm)	Rec. Hole Diameter 11.1 mm _{+ 0.000 / - 0.254} (Equiv. 0.437 in.)	Length (L) 15.88 mm _{+/- 0.25} (Equiv. 0.625 in.)		Knurled OD (B) 11.11 mm +/- 0.102
Material: Brass Flange OD (A): 11.46 Category: Inserts - Expansion - Press In
Part Number: IN-EP-095C-160-B (PK-2) Expansion Inserts - 3/8-16 UNC - 9.53mm - 11.1x15.88 mm Press In - Brass Insert 3 units (6 pcs) Available Now \| Further orders can be expected around Mon, Jul 20, 2026 Regular price $4.14 AUD Regular price ~~$7.11 AUD~~ Sale price $4.14 AUD Unit price per Per 2
Internal Thread 3/8-16 UNC (9.53mm)	Rec. Hole Diameter 11.1 mm _{+ 0.000 / - 0.254} (Equiv. 0.437 in.)	Length (L) 15.88 mm _{+/- 0.25} (Equiv. 0.625 in.)
Material: Brass Knurled OD (B): 11.11 mm +/- 0.102 Flange OD (A): 11.46 Category: Inserts - Expansion - Press In
Part Number: IN-EP-095C-160-B (PK-2) Expansion Inserts - 3/8-16 UNC - 9.53mm - 11.1x15.88 mm Press In - Brass Insert 3 units (6 pcs) Available Now \| Further orders can be expected around Mon, Jul 20, 2026 Regular price $4.14 AUD Regular price ~~$7.11 AUD~~ Sale price $4.14 AUD Unit price per Per 2 View the product page first if you are unsure.
Inserts - Expansion IN-EP-095C-160-B (PK-2) --- Expansion Inserts - 3/8-16 UNC - 9.53mm - 11.1x15.88 mm Press In - Brass Insert Sale IN-EP-095C-160-B (PK-2) --- Expansion Inserts - 3/8-16 UNC - 9.53mm - 11.1x15.88 mm Press In - Brass Insert Regular price $4.14 AUD Regular price ~~$7.11 AUD~~ Sale price $4.14 AUD Unit price per 3 Available Now Sale
Internal Thread 3/8-16 UNC (9.53mm)	Rec. Hole Diameter 11.100 mm	Length (L) 15.88 mm		Knurled OD (B) 11.455 mm
Material: Brass Flange OD (A): 12.700 Category: Inserts - Expansion - Press In
Part Number: IN-EP-095C-159-FB (PK-5) Expansion Inserts - 3/8-16 UNC - 9.53mm - 11.1x15.88 mm Press In - Brass Insert 2 units (10 pcs) Available Now \| Further orders can be expected around Mon, Jul 20, 2026 Regular price $8.77 AUD Regular price ~~$15.50 AUD~~ Sale price $8.77 AUD Unit price per Per 5
Internal Thread 3/8-16 UNC (9.53mm)	Rec. Hole Diameter 11.100 mm	Length (L) 15.88 mm
Material: Brass Knurled OD (B): 11.455 mm Flange OD (A): 12.700 Category: Inserts - Expansion - Press In
Part Number: IN-EP-095C-159-FB (PK-5) Expansion Inserts - 3/8-16 UNC - 9.53mm - 11.1x15.88 mm Press In - Brass Insert 2 units (10 pcs) Available Now \| Further orders can be expected around Mon, Jul 20, 2026 Regular price $8.77 AUD Regular price ~~$15.50 AUD~~ Sale price $8.77 AUD Unit price per Per 5 View the product page first if you are unsure.
Inserts - Expansion IN-EP-095C-159-FB (PK-5) --- Expansion Inserts - 3/8-16 UNC - 9.53mm - 11.1x15.88 mm Press In - Brass Insert Sale IN-EP-095C-159-FB (PK-5) --- Expansion Inserts - 3/8-16 UNC - 9.53mm - 11.1x15.88 mm Press In - Brass Insert Regular price $8.77 AUD Regular price ~~$15.50 AUD~~ Sale price $8.77 AUD Unit price per 2 Available Now Sale
Internal Thread 3/8-16 UNC (9.53mm)	Rec. Hole Diameter 12.0 mm	Length (L) 13.005 mm
Flange OD (A): 10.0 Category: Inserts - Self Tapping - For Wood
Part Number: IN-TP-095C-13-WHF (PK-5) Self Tapping Inserts - 3/8-16 UNC - 9.53mm - 12x13.005 mm For Wood 16 units (80 pcs) Available Now \| Further orders can be expected around Mon, Jul 20, 2026 Regular price $7.23 AUD Regular price Sale price $7.23 AUD Unit price per Per 5
Internal Thread 3/8-16 UNC (9.53mm)	Rec. Hole Diameter 12.0 mm	Length (L) 13.005 mm
Flange OD (A): 10.0 Category: Inserts - Self Tapping - For Wood
Part Number: IN-TP-095C-13-WHF (PK-5) Self Tapping Inserts - 3/8-16 UNC - 9.53mm - 12x13.005 mm For Wood 16 units (80 pcs) Available Now \| Further orders can be expected around Mon, Jul 20, 2026 Regular price $7.23 AUD Regular price Sale price $7.23 AUD Unit price per Per 5 View the product page first if you are unsure.
Inserts - Self Tapping IN-TP-095C-13-WHF (PK-5) --- Self Tapping Inserts - 3/8-16 UNC - 9.53mm - 12x13.005 mm For Wood IN-TP-095C-13-WHF (PK-5) --- Self Tapping Inserts - 3/8-16 UNC - 9.53mm - 12x13.005 mm For Wood Regular price $7.23 AUD Regular price Sale price $7.23 AUD Unit price per 16 Available Now
Internal Thread 3/8-16 UNC (9.53mm)	Rec. Hole Diameter 12.40 mm	Length (L) 23.0 mm	Recommended Hole Diameter (A) 16.002 mm
Material: Brass Flange OD (A): 26.010 Category: Inserts - Self Tapping - For Wood
Part Number: IN-TP-095C-23-WSL (Each) Self Tapping Inserts - 3/8-16 UNC - 9.53mm - 12.4x23 mm For Wood - Brass Insert Out of Stock \| Backorder Now \| Orders can be expected around Mon, Jul 20, 2026 Regular price $11.41 AUD Regular price ~~$13.69 AUD~~ Sale price $11.41 AUD Unit price per Each
Internal Thread 3/8-16 UNC (9.53mm)	Rec. Hole Diameter 12.40 mm	Length (L) 23.0 mm	Recommended Hole Diameter (A) 16.002 mm
Material: Brass Flange OD (A): 26.010 Category: Inserts - Self Tapping - For Wood
Part Number: IN-TP-095C-23-WSL (Each) Self Tapping Inserts - 3/8-16 UNC - 9.53mm - 12.4x23 mm For Wood - Brass Insert Out of Stock \| Backorder Now \| Orders can be expected around Mon, Jul 20, 2026 Regular price $11.41 AUD Regular price ~~$13.69 AUD~~ Sale price $11.41 AUD Unit price per Each View the product page first if you are unsure.
Inserts - Self Tapping IN-TP-095C-23-WSL (Each) --- Self Tapping Inserts - 3/8-16 UNC - 9.53mm - 12.4x23 mm For Wood - Brass Insert Sale IN-TP-095C-23-WSL (Each) --- Self Tapping Inserts - 3/8-16 UNC - 9.53mm - 12.4x23 mm For Wood - Brass Insert Regular price $11.41 AUD Regular price ~~$13.69 AUD~~ Sale price $11.41 AUD Unit price per Out of stock! Backorder Now Sale
Internal Thread 3/8-16 UNC (9.53mm)	Rec. Hole Diameter 12.700 mm	Length (L) 15.875 mm	Recommended Hole Diameter (A) 15.240 mm
Category: Inserts - Self Tapping - For Wood
Part Number: IN-TP-095C-16-WSS (Each) Self Tapping Inserts - 3/8-16 UNC - 9.53mm - 12.7x15.875 mm For Wood 15 Available Now \| Further orders can be expected around Mon, Jul 20, 2026 Regular price $3.77 AUD Regular price Sale price $3.77 AUD Unit price per Each
Internal Thread 3/8-16 UNC (9.53mm)	Rec. Hole Diameter 12.700 mm	Length (L) 15.875 mm	Recommended Hole Diameter (A) 15.240 mm
Category: Inserts - Self Tapping - For Wood
Part Number: IN-TP-095C-16-WSS (Each) Self Tapping Inserts - 3/8-16 UNC - 9.53mm - 12.7x15.875 mm For Wood 15 Available Now \| Further orders can be expected around Mon, Jul 20, 2026 Regular price $3.77 AUD Regular price Sale price $3.77 AUD Unit price per Each View the product page first if you are unsure.
Inserts - Self Tapping IN-TP-095C-16-WSS (Each) --- Self Tapping Inserts - 3/8-16 UNC - 9.53mm - 12.7x15.875 mm For Wood IN-TP-095C-16-WSS (Each) --- Self Tapping Inserts - 3/8-16 UNC - 9.53mm - 12.7x15.875 mm For Wood Regular price $3.77 AUD Regular price Sale price $3.77 AUD Unit price per 15 Available Now
Internal Thread M6 (6x1mm)	Rec. Hole Diameter 8.0 mm	Length (L) 12.7 mm	Recommended Hole Diameter (A) 11.5 mm
Material: Stainless Steel Flange OD (A): 14.9 Category: Inserts - Self Tapping - For Wood
Part Number: IN-TP-040M-13-WSL (Each) Self Tapping Inserts - M6 - 6x1mm - 8x12.7 mm For Wood - Stainless Steel Bearing 50 Available Now \| Further orders can be expected around Wed, Aug 05, 2026 Regular price $16.50 AUD Regular price ~~$19.80 AUD~~ Sale price $16.50 AUD Unit price per Each
Internal Thread M6 (6x1mm)	Rec. Hole Diameter 8.0 mm	Length (L) 12.7 mm	Recommended Hole Diameter (A) 11.5 mm
Material: Stainless Steel Flange OD (A): 14.9 Category: Inserts - Self Tapping - For Wood
Part Number: IN-TP-040M-13-WSL (Each) Self Tapping Inserts - M6 - 6x1mm - 8x12.7 mm For Wood - Stainless Steel Bearing 50 Available Now \| Further orders can be expected around Wed, Aug 05, 2026 Regular price $16.50 AUD Regular price ~~$19.80 AUD~~ Sale price $16.50 AUD Unit price per Each View the product page first if you are unsure.
Inserts - Self Tapping IN-TP-040M-13-WSL (Each) --- Self Tapping Inserts - M6 - 6x1mm - 8x12.7 mm For Wood - Stainless Steel Bearing Sale IN-TP-040M-13-WSL (Each) --- Self Tapping Inserts - M6 - 6x1mm - 8x12.7 mm For Wood - Stainless Steel Bearing Regular price $16.50 AUD Regular price ~~$19.80 AUD~~ Sale price $16.50 AUD Unit price per 50 Available Now Sale

Small Parts & Bearings Pty Ltd - 3A / 8 Boyland Avenue, Coopers Plains, Queensland, Australia. (ABN: 79 121 865 414)