Washers - Lock - Internal Tooth - Stainless Steel

Washers -> Lock -> Internal Tooth -> Stainless Steel

There are 12 products in the sub-categories of Washers - Lock - Internal Tooth - Stainless Steel. Browse the Washers - Lock - Internal Tooth - Stainless Steel products table.

Category Details

A selection of Stainless Steel Internal Tooth Lock Washers. Stainless steel, internal toothed selection.

  • Lock washers are available in many different materials and types, including tabbed, split and toothed. An expanded range may be available on special order. Please enquire.
  • Designed to prevent nuts and bolts from loosening due to vibration or torque by creating tension and friction within the bolted joint, effectively securing the connection and preventing unwanted rotations.
  • Dimensions are nominal and may vary between batches.
  • These are not the same as push on retaining rings. This product is not designed to grip a shaft. Search for push on retaining rings if that is what you require.

Miniature Bearings Australia - MBA Minibearings

Additional resources:


A more concise listing may be found in the Washers - Lock - Internal Tooth - Stainless Steel category on the Small Parts & Bearings online store.
Nominal Inside Diameter Outside Diameter Material Thickness (T) Indicative
Image
Lock Washers - 2x4.5x0.3 mm Internal Tooth Washer
Nominal Inside Diameter
2.00
mm
Outside Diameter
4.5
mm
Material Thickness (T)
0.30
mm
Lock Washers - 2x4.5x0.3 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M2, 2-56, 2-64    Actual ID (Ref): 2.2 mm   
Deleted Item. Available while stocks last.
Part Number: W0020-LI-005-003-S4 (PK-50)
3 units (150 pcs) Available Now | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

3 units (150 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Nominal Inside Diameter Outside Diameter Material Thickness (T) Indicative
Image
Lock Washers - 2x4.5x0.3 mm Internal Tooth Washer
Nominal Inside Diameter
2.00
mm
Outside Diameter
4.5
mm
Material Thickness (T)
0.30
mm
Lock Washers - 2x4.5x0.3 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M2, 2-56, 2-64    Actual ID (Ref): 2.2 mm   
Deleted Item. Available while stocks last.
Part Number: W0020-LI-005-003-S4 (PK-50)
3 units (150 pcs) Available Now | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

3 units (150 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 2.5x5.5x0.4 mm Internal Tooth Washer
Nominal Inside Diameter
2.50
mm
Outside Diameter
5.5
mm
Material Thickness (T)
0.40
mm
Lock Washers - 2.5x5.5x0.4 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M2.5, 4-40 / 4-48, 3/32    Actual ID (Ref): 2.7 mm   
Deleted Item. Available while stocks last.
Part Number: W0025-LI-006-004-S4 (PK-50)
5 units (250 pcs) Available Now | Item Discontinued - Up to 5 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

5 units (250 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 2.5x5.5x0.4 mm Internal Tooth Washer
Nominal Inside Diameter
2.50
mm
Outside Diameter
5.5
mm
Material Thickness (T)
0.40
mm
Lock Washers - 2.5x5.5x0.4 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M2.5, 4-40 / 4-48, 3/32    Actual ID (Ref): 2.7 mm   
Deleted Item. Available while stocks last.
Part Number: W0025-LI-006-004-S4 (PK-50)
5 units (250 pcs) Available Now | Item Discontinued - Up to 5 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

5 units (250 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 3x6x0.4 mm Internal Tooth Washer
Nominal Inside Diameter
3.00
mm
Outside Diameter
6
mm
Material Thickness (T)
0.40
mm
Lock Washers - 3x6x0.4 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M3, 5-40, 5-44, 1/8    Actual ID (Ref): 3.2 mm   
Deleted Item. Available while stocks last.
Part Number: W0030-LI-006-004-S4 (PK-50)
10 units (500 pcs) Available Now | Item Discontinued - Up to 10 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

10 units (500 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 3x6x0.4 mm Internal Tooth Washer
Nominal Inside Diameter
3.00
mm
Outside Diameter
6
mm
Material Thickness (T)
0.40
mm
Lock Washers - 3x6x0.4 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M3, 5-40, 5-44, 1/8    Actual ID (Ref): 3.2 mm   
Deleted Item. Available while stocks last.
Part Number: W0030-LI-006-004-S4 (PK-50)
10 units (500 pcs) Available Now | Item Discontinued - Up to 10 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

10 units (500 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 3.5x7.1x0.5 mm Internal Tooth Washer
Nominal Inside Diameter
3.50
mm
Outside Diameter
7.1
mm
+0.000/-0.300
(Equiv. 0.28 in.)
Material Thickness (T)
0.50
mm
Lock Washers - 3.5x7.1x0.5 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M3.5, 6-32, 6-40    Actual ID (Ref): 3.70 mm   
Part Number: W0035-LI-007-005-S4 (PK-10)
7 units (70 pcs) Available Now | Further orders can be expected around Thu, Jul 09, 2026
$8.32 AUD
$8.32 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 7 available can be backordered.
Lock Washers - 3.5x7.1x0.5 mm Internal Tooth Washer
Nominal Inside Diameter
3.50
mm
Outside Diameter
7.1
mm
+0.000/-0.300
(Equiv. 0.28 in.)
Material Thickness (T)
0.50
mm
Lock Washers - 3.5x7.1x0.5 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M3.5, 6-32, 6-40    Actual ID (Ref): 3.70 mm   
Part Number: W0035-LI-007-005-S4 (PK-10)
7 units (70 pcs) Available Now | Further orders can be expected around Thu, Jul 09, 2026
$8.32 AUD
$8.32 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

7 units (70 pcs) Available Now. Backorder if more than 7.
Lock Washers - 4x8.8x0.6 mm Internal Tooth Washer
Nominal Inside Diameter
4.00
mm
Outside Diameter
8.8
mm
Material Thickness (T)
0.60
mm
Lock Washers - 4x8.8x0.6 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M4, 5/32    Actual ID (Ref): 4.2 mm   
Deleted Item. Available while stocks last.
Part Number: W0040-LI-009-006-S4 (PK-50)
3 units (150 pcs) Available Now | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

3 units (150 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 4x8.8x0.6 mm Internal Tooth Washer
Nominal Inside Diameter
4.00
mm
Outside Diameter
8.8
mm
Material Thickness (T)
0.60
mm
Lock Washers - 4x8.8x0.6 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M4, 5/32    Actual ID (Ref): 4.2 mm   
Deleted Item. Available while stocks last.
Part Number: W0040-LI-009-006-S4 (PK-50)
3 units (150 pcs) Available Now | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

3 units (150 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 4.17x8.3x0.5 mm Internal Tooth Washer
Nominal Inside Diameter
4.17
mm
Outside Diameter
8.3
mm
Material Thickness (T)
0.50
mm
Lock Washers - 4.166x8.3x0.5 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M4, 5/32, 8-32, 8-36   
Deleted Item. Available while stocks last.
Part Number: W0042-LI-008-005-S4 (PK-10)
7 units (70 pcs) Available Now | Item Discontinued - Up to 7 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

7 units (70 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 4.17x8.3x0.5 mm Internal Tooth Washer
Nominal Inside Diameter
4.17
mm
Outside Diameter
8.3
mm
Material Thickness (T)
0.50
mm
Lock Washers - 4.166x8.3x0.5 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M4, 5/32, 8-32, 8-36   
Deleted Item. Available while stocks last.
Part Number: W0042-LI-008-005-S4 (PK-10)
7 units (70 pcs) Available Now | Item Discontinued - Up to 7 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

7 units (70 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 6x13x0.7 mm Internal Tooth Washer
Nominal Inside Diameter
6.00
mm
Outside Diameter
13
mm
Material Thickness (T)
0.70
mm
Lock Washers - 6x13x0.7 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M6    Actual ID (Ref): 6.2 mm   
Deleted Item. Available while stocks last.
Part Number: W0060-LI-013-007-S4 (PK-50)
17 units (850 pcs) Available Now | Item Discontinued - Up to 17 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

17 units (850 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 6x13x0.7 mm Internal Tooth Washer
Nominal Inside Diameter
6.00
mm
Outside Diameter
13
mm
Material Thickness (T)
0.70
mm
Lock Washers - 6x13x0.7 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M6    Actual ID (Ref): 6.2 mm   
Deleted Item. Available while stocks last.
Part Number: W0060-LI-013-007-S4 (PK-50)
17 units (850 pcs) Available Now | Item Discontinued - Up to 17 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

17 units (850 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 6.35x11.9x0.6 mm Internal Tooth Washer
Nominal Inside Diameter
6.35
mm
Outside Diameter
11.9
mm
Material Thickness (T)
0.60
mm
Lock Washers - 6.35x11.9x0.6 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M6, 1/4, 14 Gauge   
Deleted Item. Available while stocks last.
Part Number: W0064-LI-012-006-S4 (PK-10)
2 units (20 pcs) Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

2 units (20 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 6.35x11.9x0.6 mm Internal Tooth Washer
Nominal Inside Diameter
6.35
mm
Outside Diameter
11.9
mm
Material Thickness (T)
0.60
mm
Lock Washers - 6.35x11.9x0.6 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M6, 1/4, 14 Gauge   
Deleted Item. Available while stocks last.
Part Number: W0064-LI-012-006-S4 (PK-10)
2 units (20 pcs) Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

2 units (20 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 7.94x15.1x0.8 mm Internal Tooth Washer
Nominal Inside Diameter
7.94
mm
Outside Diameter
15.1
mm
Material Thickness (T)
0.80
mm
Lock Washers - 7.938x15.1x0.8 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M8, 5/16   
Deleted Item. Available while stocks last.
Part Number: W0079-LI-015-008-S4 (PK-10)
7 units (70 pcs) Available Now | Item Discontinued - Up to 7 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

7 units (70 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 7.94x15.1x0.8 mm Internal Tooth Washer
Nominal Inside Diameter
7.94
mm
Outside Diameter
15.1
mm
Material Thickness (T)
0.80
mm
Lock Washers - 7.938x15.1x0.8 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M8, 5/16   
Deleted Item. Available while stocks last.
Part Number: W0079-LI-015-008-S4 (PK-10)
7 units (70 pcs) Available Now | Item Discontinued - Up to 7 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

7 units (70 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 8x15.5x0.9 mm Internal Tooth Washer
Nominal Inside Diameter
8.00
mm
Outside Diameter
15.5
mm
Material Thickness (T)
0.90
mm
Lock Washers - 8x15.5x0.9 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M8, 5/16    Actual ID (Ref): 8.2 mm   
Deleted Item. Available while stocks last.
Part Number: W0080-LI-016-009-S4 (PK-50)
3 units (150 pcs) Available Now | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

3 units (150 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 8x15.5x0.9 mm Internal Tooth Washer
Nominal Inside Diameter
8.00
mm
Outside Diameter
15.5
mm
Material Thickness (T)
0.90
mm
Lock Washers - 8x15.5x0.9 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M8, 5/16    Actual ID (Ref): 8.2 mm   
Deleted Item. Available while stocks last.
Part Number: W0080-LI-016-009-S4 (PK-50)
3 units (150 pcs) Available Now | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 50 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

3 units (150 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 12x20.3x1 mm Internal Tooth Washer
Nominal Inside Diameter
12.00
mm
Outside Diameter
20.3
mm
Material Thickness (T)
1.00
mm
Lock Washers - 12x20.3x1 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M12    Actual ID (Ref): 12.3 mm   
Deleted Item. Available while stocks last.
Part Number: W0120-LI-020-010-S4 (PK-10)
7 units (70 pcs) Available Now | Item Discontinued - Up to 7 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

7 units (70 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 12x20.3x1 mm Internal Tooth Washer
Nominal Inside Diameter
12.00
mm
Outside Diameter
20.3
mm
Material Thickness (T)
1.00
mm
Lock Washers - 12x20.3x1 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M12    Actual ID (Ref): 12.3 mm   
Deleted Item. Available while stocks last.
Part Number: W0120-LI-020-010-S4 (PK-10)
7 units (70 pcs) Available Now | Item Discontinued - Up to 7 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

7 units (70 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 20x32x1.4 mm Internal Tooth Washer
Nominal Inside Diameter
20.00
mm
Outside Diameter
32
mm
Material Thickness (T)
1.40
mm
Lock Washers - 20x32x1.4 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M20    Actual ID (Ref): 20.5 mm   
Deleted Item. Available while stocks last.
Part Number: W0200-LI-032-014-S4 (PK-10)
9 units (90 pcs) Available Now | Item Discontinued - Up to 9 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

9 units (90 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Lock Washers - 20x32x1.4 mm Internal Tooth Washer
Nominal Inside Diameter
20.00
mm
Outside Diameter
32
mm
Material Thickness (T)
1.40
mm
Lock Washers - 20x32x1.4 mm
Material: Stainless Steel 304 (Similar to A2 or 18-8) HRB80    Nominal Screw Size: M20    Actual ID (Ref): 20.5 mm   
Deleted Item. Available while stocks last.
Part Number: W0200-LI-032-014-S4 (PK-10)
9 units (90 pcs) Available Now | Item Discontinued - Up to 9 may be ordered online. No backorders. Please contact us if you need a larger quantity
$8.00 AUD
$15.20 AUD $8.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

9 units (90 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.