7/8-9 Thd Rectangular Flanged Washer 0.625 ID Size 1-3/4 X 2-1/2 OD 0.170-0.200 Thk Steel USA - AMPG - Shoulder Screws, Shoulder Bolts, Sex Bolts, Flat Washers, Machine Screws and other fasteners
Steel Flat Washer, Plain Finish, ASTM F436 Type 1, 7/8" Screw Size, 15/16" ID, 1-3/4" OD, 0.135" Thick (Pack of 25) : Amazon.ca: Tools & Home Improvement