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Grade 8 SAE Flat Washers

Grade 8 SAE Flat Washers


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Grade 8 SAE Flat Washers

SAE Washers are produced to comply with Society of Automotive Engineers specifications. They are of smaller O.D. and thinner gauges than their counterpart bolt sizes of U.S. Standard Washers. These are hardened and plated yellow zinc. For use with high carbon steel bolts and nuts.

 
Grade 8 SAE Flat Washers

Bolt

Size

Outside Diameter Inside Diameter

Thickness

Approximate
Number
of STEEL
Washers per
50 Pounds
Nominal Max. Min. Nominal Max. Min. American
Standard
(Gauge)
Max. Min.
4 5/16 0.320 0.307 1/8 0.133 0.120 (1/32) .040 .025 83300
6 3/8 0.390 0.370 5/32 0.164 0.151 18 (3/64) .065 .036 39500
8 7/16 0.453 0.433 3/16 0.196 0.183 18 (3/64) .065 .036 29500
10 1/2 0.515 0.495 7/32 0.227 0.214 18 (3/64) .065 .036 22750
3/16 9/16 0.577 0.557 1/4 0.265 0.245 18 (3/64) .065 .036 ....
12 9/16 0.577 0.557 1/4 0.265 0.245 16 (1/16) .080 .051 14700
1/4 5/8 0.640 0.620 9/32 0.296 0.276 16 (1/16) .080 .051 11100
5/16 11/16 0.703 0.681 11/32 0.359 0.339 16 (1/16) .080 .051 9750
3/8 13/16 0.827 0.805 13/32 0.419 0.401 16 (1/16) .080 .051 7000
7/16 59/64 0.937 0.915 15/32 0.484 0.464 16 (1/16) .080 .051 5500
1/2 1-1/16 1.092 1.055 17/32 0.546 0.526 13 (3/32) .121 .074 2800
9/16 1-3/16 1.186 1.149 19/32 0.609 0.589 13 (3/32) .121 .074 2250
5/8 1-5/16 1.342 1.305 21/32 0.686 0.649 13 (3/32) .121 .074 1850
3/4 1-1/2 1.499 1.462 13/16 0.842 0.805 10 (9/64) .160 .108 1050
7/8 1-3/4 1.780 1.743 15/16 0.968 0.931 10 (9/64) .160 .108 775
1 2 2.030 1.993 1-1/16 1.092 1.055 10 (9/64) .160 .108 585
1-1/8 2-1/4 2.280 2.243 1-3/16 1.280 1.243 10 (9/64) .160 .108 460
1-1/4 2-1/2 2.530 2.493 1-5/16 1.405 1.368 9 (5/32) .192 .136 335
1-3/8 2-3/4 2.780 2.743 1-7/16 1.530 1.493 9 (5/32) .213 .136 275
1-1/2 3 3.030 2.993 1-9/16 1.655 1.618 9 (5/32) .213 .153 230