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External Tooth Lock Washer Metric A2 Stainless Steel

Stainless Steel Metric Lock Washers - External Tooth

Premium Metric Lock Washers for use with a Screw or Nut

External Tooth Lock Washers, also known as Star Lock Washers, are serrated washers that create tension between the washer's teeth and the installation surface.

  • Extra tension makes the fastener assembly resistant to rotation
  • Lock assemblies underneath the head of the fastener or a nut
  • Fastener industry standard A2 Stainless steel
  • Corrosion resistant properties
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances

Washer Sizes Inner Diameter (ID) Outer Diameter (OD) Thickness
M4 4.3 8.0 0.5
M5 5.3 10.0 0.6
M6 6.4 11.0 0.7
M8 8.4 15.0 0.8
M10 10.5 18.0 0.9
M12 13.0 20.5 1.0
This item qualifies for FREE SHIPPING on orders $250+
Select Products Below See Product Specifications
NA = "Not Sold In Single Quantity"

Size
Select Package Quantity
SubTotal
M4 (4.3ID x 8.0OD x 0.5THK) External Tooth Lock Washer A2 SS-
SKU #5650000-0002
M4 (4.3ID x 8.0OD x 0.5THK) External Tooth Lock Washer A2 SS-
SKU #5650000-0002
1
 NA
25
 $3.25 (0.13/ea)
100
 $8.00 (0.08/ea)
1000
 $60.00 (0.06/ea)
Subtotal: $0.00 /
M5 (5.3ID x 10.0OD x 0.6THK) External Tooth Lock Washer A2 SS-
SKU #5650000-0012
M5 (5.3ID x 10.0OD x 0.6THK) External Tooth Lock Washer A2 SS-
SKU #5650000-0012
1
 NA
25
 $3.75 (0.15/ea)
100
 $9.00 (0.09/ea)
1000
 $70.00 (0.07/ea)
Subtotal: $0.00 /
M6 (6.4ID x 11.0OD x 0.7THK) External Tooth Lock Washer A2 SS-
SKU #5650000-0022
M6 (6.4ID x 11.0OD x 0.7THK) External Tooth Lock Washer A2 SS-
SKU #5650000-0022
1
 NA
25
 $4.25 (0.17/ea)
100
 $11.00 (0.11/ea)
1000
 $100.00 (0.1/ea)
Subtotal: $0.00 /
M8 (8.4ID x 15.0OD x 0.8THK) External Tooth Lock Washer A2 SS-
SKU #5650000-0032
M8 (8.4ID x 15.0OD x 0.8THK) External Tooth Lock Washer A2 SS-
SKU #5650000-0032
1
 NA
25
 $4.25 (0.17/ea)
100
 $11.00 (0.11/ea)
1000
 $100.00 (0.1/ea)
Subtotal: $0.00 /
M10 (10.5ID x 18.0OD x 0.9THK) External Tooth Lock Washer A2 SS-
SKU #5650000-0042
M10 (10.5ID x 18.0OD x 0.9THK) External Tooth Lock Washer A2 SS-
SKU #5650000-0042
1
 NA
25
 $6.25 (0.25/ea)
100
 $19.00 (0.19/ea)
1000
 $160.00 (0.16/ea)
Subtotal: $0.00 /
M12 (13.0ID x 20.5OD x 1.0THK) External Tooth Lock Washer A2 SS-
SKU #5650000-0052
M12 (13.0ID x 20.5OD x 1.0THK) External Tooth Lock Washer A2 SS-
SKU #5650000-0052
1
 NA
25
 $7.50 (0.3/ea)
100
 $23.00 (0.23/ea)
1000
 $220.00 (0.22/ea)
Subtotal: $0.00 /
Product Specifications
Corrosion Resistant
Yes
Grade
A2
Material
Stainless Steel
System of Measurement (Unit)
Millimeter
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances

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