Spherical Washer, Low Carbon Steel, Black Oxide Finish, Fits Bolt Sizes 7/8 In, Inside Dia 15/16 In, Outside Dia 1 3/4 In, Thickness 3/8 In, Thickness Tolerance +/-0.010 In, Radius 2 1/2 In, Rockwell Hardness B49, For Use With Screws and Studs, Includes 1 Male Washers and 1 Female Washers Features Finish: black oxide Includes: 1 Male Washers and 1 Female Washers Item: Spherical Washer Material: Low carbon steel Outside Dia.: 1-3/4" Fits Bolt Sizes: 7/8" Thickness: 3/8" Rockwell Hardness: B49 Thickness Tolerance: +/-0.010" Female I.D.: 1" Male I.D.: 15/16" Radius: 2-1/2"

Spherical Washer, Low Carbon Steel, Black Oxide Finish, Fits Bolt Sizes 7/8 In, Inside Dia 15/16 In, Outside Dia 1 3/4 In, Thickness 3/8 In, Thickness Tolerance +/-0.010 In, Radius 2 1/2 In, Rockwell Hardness B49, For Use With Screws and Studs, Includes 1 Male Washers and 1 Female Washers Features Finish: black oxide Includes: 1 Male Washers and 1 Female Washers Item: Spherical Washer Material: Low carbon steel Outside Dia.: 1-3/4" Fits Bolt Sizes: 7/8" Thickness: 3/8" Rock