Square Flat Washers 
Catalog Number Accommodates Bolt Size Material Size Hole Dia. Approx. Ship Wt. per Each
inch mm inch mm inch mm lbs kg
SW1222 1/2" 13 2" x 2" x 1/8" 51 x 51 x 3 9/16" 14 0,13 0,06
SW582218 5/8" 16 11/16" 17 0,12 0,05
SW58214214316 2-1/4" x 2-1/4" x 3/16" 57 x 57 x 5 0,24 0,11
SW34214214316 3/4" 19 13/16" 21 0,23 0,1
SW3433316 3" x 3" x 3/16" 76 x 76 x 5 0,51 0,23
SW343314 3" x 3" x 1/4" 76 x 76 x 6 0,64 0,29
SW3444316 4" x 4" x 3/16" 102 x 102 x 5 0,87 0,39
SW344412 4" x 4" x 1/2" 4" x 4" x 1/2" 2,36 1,07
SW344414 4" x 4" x 1/4" 102 x 102 x 6 7/8" 22 1,2 0,54
SW784414 7/8" 22 4" x 4" x 1/4" 102 x 102 x 6 15/16" 24 1,18 0,54
SW783314 3"x3"x1/4" 76 x 76 x 6 1,18 0,54
SW014414 1" 25 4" x 4" x 1/4" 102 x 102 x 6 1 1/16" 27 1,16 0,53
SW014412 1 1/8" 29 4" x 4" x 1/2" 102 x 102 x 13 1 3/16" 30 2,28 1,03