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Flat washers are used under bolt heads or nuts to increase the bearing area or offer greater hardness, so that the nut or bolt can be rotated without distortion of the bearing surface.

SAE flat washers are manufactured to specifications of the Society of Automotive Engineers (SAE), and are recommended for use in automotive manufacturing applications.
SAE FLAT WASHER (USA), THRU HARDENED, PLAIN (INCH)
Unit of Measure
1 

Item #

Item Name

Package Quantity

Web Price

25NWSA8/DOM N/A 1/4 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 9000 $497.76
31NWSA8/DOM N/A 5/16 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 8000 $442.67
37NWSA8/DOM N/A 3/8 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 5000 $385.77
43NWSA8/DOM N/A 7/16 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 4000 $372.95
50NWSA8/DOM N/A 1/2 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 2000 $332.53
56NWSA8/DOM N/A 9/16 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 1800 $402.20
62NWSA8/DOM N/A 5/8 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 1500 $432.70
75NWSA8/DOM N/A 3/4 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 800 $289.47
87NWSA8/DOM N/A 7/8 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 500 $287.46
100NWSA8/DOM N/A 1 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 500 $392.39
112NWSA8/DOM N/A 1 1/8 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 250 $265.24
112NWSA8/DOM N/A 1 1/8 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 25 $69.83
125NWSA8/DOM N/A 1 1/4 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 250 $323.11
125NWSA8/DOM N/A 1 1/4 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 25 $86.60
137NWSA8/DOM N/A 1 3/8 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 200 $276.53
137NWSA8/DOM N/A 1 3/8 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 10 $48.54
150NWSA8/DOM N/A 1 1/2 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 180 $354.54
150NWSA8/DOM N/A 1 1/2 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 10 $52.74
175NWSA8/DOM N/A 1 3/4 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 85 $233.08
175NWSA8/DOM N/A 1 3/4 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 10 $88.32
200NWSA8/DOM N/A 2 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 100 $315.68
200NWSA8/DOM N/A 2 SAE FLAT WASHER GRADE 8 DOMESTIC N/A 10 $100.56
Unit of Measure
1