DIN 6797 Stainless Steel External Internal Lock Washers
  • DIN 6797 Stainless Steel External Internal Lock WashersDIN 6797 Stainless Steel External Internal Lock Washers

DIN 6797 Stainless Steel External Internal Lock Washers

As a professional fastener manufacturer, Wenzhou Fengyi has advanced production equipment and rich production experience, and can provide high-quality DIN 6797 stainless steel external internal lock washers. At the same time, we can also customize DIN 6797 stainless steel external internal lock washers of various specifications and materials according to customer needs to meet the needs of different equipment.

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Product Description


DIN 6797 Stainless Steel External Internal Lock Washers have a large load-bearing surface and can span oversized and elongated holes. Teeth on both sides allow the washers to also serve as inserts between the two adjustable pieces to maintain their position after original setting. The material of stainless steel can slow down the corrosion rate in normal atmosphere.



Combination Tooth Internal-External Lock Washers(ASME B18.21.12009)
Nominal Washer Size A B C
Inside Diameter (ID) Outside Diameter*(OD) Thickness (TH)
Max Min Max Min Max Min
4 0.112 0.123 0.115 0.475 0.460 0.021 0.016
6 0.138 0.150 0.141 0.510 0.495 0.028 0.023
8** 0.164 0.176 0.168 0.506 0.494 0.028 0.023
8 0.164 0.176 0.168 0.610 0.580 0.034 0.028
10 0.190 0.204 0.195 0.610 0.580 0.034 0.028
1/4 0.250 0.267 0.256 0.760 0.725 0.040 0.032
5/16 0.312 0.332 0.320 0.900 0.865 0.040 0.032
3/8 0.375 0.398 0.384 0.985 0.965 0.045 0.037
7/16 0.438 0.464 0.448 1.070 1.045 0.050 0.042
1/2 0.500 0.530 0.512 1.260 1.220 0.055 0.047
5/8 0.625 0.663 0.640 1.410 1.380 0.060 0.052

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