5/16" Commercial Flat Washer 3/4" OD Stainless Steel 1250 pack 4 The serrations are angled such

The serrations are angled such that they keep the nut from rotating in the direction that would loosen the nut

Part #910EJOTJA313050-100

#10 x 3/4" Sealing Hex Washer Head Self-Drilling Screws 410 Stainless Steel with Bonded 18-8 Stainless and Neoprene Washer 100 pack

Part #201025C0100SS-1200

5/16-18 x 2-1/2" Socket Head Cap Screw 18-8 Stainless Steel 225 pack

5/16" Commercial Flat Washer 3/4" OD Stainless Steel 1250 pack 4 The serrations are angled suchNeed a large quantity? Request bulk pricing here. 5 16" Commercial Flat Washer 3 4" OD 18 8 Stainless Steel 1250 pack A washer is a thin plate (typically disk shaped) with a hole (typically in the middle) that is normally used to distribute the load of a threaded fastener, such as a screw or nut. Washers usually have an outer diameter (OD) about twice the width of their inner diameter (ID). Ideal for use in: Solar Panel Installation Glazing, Curtain