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High-collar helical spring lock washer ASME B18.21.1 Spring steel PlainU37200
External tooth lock washer type A ASME B18.21.1 Spring steel Zinc platedU37420
Regular helical spring lock washer ASME B18.21.1 Spring steel PlainU37000
Regular helical spring lock washer ASME B18.21.1 Silicon bronze C65100U43150
Internal tooth lock washer type A ASME B18.21.1 Stainless spring steel AISI 304U51462
Extra-duty helical spring lock washer ASME B18.21.1 Spring steel Zinc plated 1/4U37171.025.0001
Regular helical spring lock washer ASME B18.21.1 Spring steel Zinc plated yellow passivatedU37060
Internal tooth lock washer type A ASME B18.21.1 Stainless spring steel AISI410U53462
External tooth lock washer type A ASME B18.21.1 Phosphor bronze C42500U50450
Internal tooth lock washer type A ASME B18.21.1 Phosphor bronze C42500U50462
High-collar helical spring lock washer ASME B18.21.1 Stainless spring steel AISI 304U51390
Regular helical spring lock washer ASME B18.21.1 Spring steel Zinc platedU37020
Regular helical spring lock washer ASME B18.21.1 Stainless spring steel AISI 316U55450
Heavy helical spring lock washer ASME B18.21.1 Spring steel HV Plain #8U37180.016.0001
Heavy helical spring lock washer ASME B18.21.1 Spring steel HV Zinc plated 3/8U37183.037.0001
Extra-duty helical spring lock washer ASME B18.21.1 Spring steel PlainU37170
Regular helical spring lock washer ASME B18.21.1 Stainless spring steel AISI 304U51450
External tooth lock washer type A ASME B18.21.1 Stainless spring steel AISI 304 5/16U51460.031.0001
Internal tooth lock washer type A ASME B18.21.1 Spring steel Zinc platedU37480
External tooth lock washer type A ASME B18.21.1 Stainless spring steel AISI 410 1/2U53460.050.0001