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| SAE &
USS Flat Washers For product information or to request a catalog, please call: 415.861.8300 or fax: 415.552.0796 |
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| Available Materials: Plain, zinc plated, and H.D. galvanized steel |
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| Screw or Bolt Size | SAE Pattern I.D. | SAE Pattern O.D. | SAE Pattern Thickness Gauge | Standard Flat Cut Pattern I.D. | Standard Flat Cut Pattern O.D. | Standard Flat Cut Pattern Thickness Gauge | SAE Pattern Approximate Count In 100 lbs. | Standard Flat Cut Pattern Approximate Count In 100 lbs. |
|---|---|---|---|---|---|---|---|---|
| #6 (1/8) | 5/32 | 3/8 | 18 (3/64) | --- | --- | --- | 79,000 | --- |
| #8 (5/32) | 3/16 | 7/16 | 18 (3/64) | --- | --- | --- | 58,500 | --- |
| #10 (3/16) | 7/32 | 1/2 | 18 (3/64) | --- | --- | --- | 43,500 | --- |
| #12 (7/32) | 1/4 | 9/16 | 18 (3/64) | --- | --- | --- | 36,200 | --- |
| 1/4 | 9/32 | 5/8 | 16 (1/16) | 5/16 | 3/4 | 16 (1/16) | 22,200 | 14,900 |
| 5/16 | 11/32 | 11/16 | 16 (1/16) | 3/8 | 7/8 | 14 (5/64) | 19,200 | 9,000 |
| 3/8 | 13/32 | 13/16 | 16 (1/16) | 7/16 | 1 | 14 (5/64) | 14,000 | 6,700 |
| 7/16 | 15/32 | 59/64 | 16 (1/16) | 1/2 | 1-1/4 | 14 (5/64) | 10,500 | 4,100 |
| 1/2 | 17/32 | 1-1/16 | 13 (3/32) | 9/16 | 1-3/8 | 12 (7/64) | 5,500 | 2,600 |
| 9/16 | 19/32 | 1-3/16 | 13 (3/32 ) | 5/8 | 1-1/2 | 12 (7/64) | 4,300 | 2,200 |
| 5/8 | 21/32 | 1-5/16 | 13 (3/32) | 11/16 | 1-3/4 | 10 (9/64) | 3,600 | 1,300 |
| 3/4 | 13/16 | 1-1/2 | 10 (9/64) | 13/16 | 2 | 9 (5/32) | 2,100 | 910 |
| 7/8 | 15/16 | 1-3/4 | 10 (9/64) | 15/16 | 2-1/4 | 8 (11/64) | 1,600 | 650 |
| 1 | 1-1/16 | 2 | 10 (9/64) | 1-1/16 | 2-1/2 | 8 (11/64) | 1,200 | 530 |
| 1-1/8 | 1-1/4 | 2-1/4 | 10 (9/64) | 1-1/4 | 2-3/4 | 8 (11/64) | 920 | 450 |
| 1-1/4 | 1-3/8 | 2-1/2 | 9 (5/32) | 1-3/8 | 3 | 8 (11/64) | 630 | 380 |
| 1-3/8 | 1-1/2 | 2-3/4 | 9 (5/32) | 1-1/2 | 3-1/4 | 7 (3/16) | 525 | 300 |
| 1-1/2 | 1-5/8 | 3 | 9 (5/32) | 1-5/8 | 3-1/2 | 7 (3/16) | 425 | 260 |
| 1-5/8 | --- | --- | --- | 1-3/4 | 3-3/4 | 7 (3/16) | --- | 230 |
| 1-3/4 | --- | --- | --- | 1-7/8 | 4 | 7 (3/16) | --- | 200 |
| 1-7/8 | --- | --- | --- | 2 | 4-1/4 | 7 (3/16) | --- | 176 |
| 2 | --- | --- | --- | 2-1/8 | 4-1/2 | 7 (3/16) | --- | 159 |
| 2-1/4 | --- | --- | --- | 2-3/8 | 4-3/4 | 5 (7/32) | --- | 121 |
| 2-1/2 | --- | --- | --- | 2-5/8 | 5 | 4 (15/64) | --- | 104 |
| 2-3/4 | --- | --- | --- | 2-7/8 | 5-1/4 | 3 (1/4) | --- | 91 |
| 3 | --- | --- | --- | 3-1/8 | 5-1/2 | 2 (17/64) | --- | 77 |
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| For product information or to request a catalog, please call: 415.861.8300 or fax: 415.552.0796 | |||||
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