Bowmalloy - 1-1/4" Screw, Grade 9 Steel SAE Flat Washer - 1-3/8" ID x 2-1/2" OD, 11/64" Thick, Bowma-Guard Finish
Item #: 54481510
Brand: Bowmalloy
Model #: BOWKP80423
Exact Tooling IR#: 04
Features and Benefits
SAE (Society of Automotive Engineers) flat washers are thinner, have smaller outside diameters and fit tighter around bolts than USS (United States Standard) washers.
Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.
| Product Specifications | |
|---|---|
| Type | SAE |
| System of Measurement | Inch |
| Screw Size | 1-1/4 |
| Inside Diameter (Inch) | 1-3/8 |
| Inside Diameter (Decimal Inch) | 1.3750 |
| Outside Diameter (Inch) | 2-1/2 |
| Outside Diameter (Decimal Inch) | 2.5000 |
| Thickness (Decimal Inch) | 0.1770 |
| Thickness (Inch) | 11/64 |
| Material Grade | Grade 9 |
| Material | Steel |
| Finish/Coating | Bowma-Guard |
| Fastener Standard | ASTM F436 |
| Minimum Inside Diameter (Decimal Inch) | 1.3680 |
| Maximum Inside Diameter (Inch) | 1-13/32 |
| Maximum Inside Diameter (Decimal Inch) | 1.4050 |
| Maximum Outside Diameter (Inch) | 2-17/32 |
| Maximum Outside Diameter (Decimal Inch) | 2.5300 |
| Minimum Thickness (Decimal Inch) | 0.1680 |
| Maximum Thickness (Inch) | 3/16 |
| Maximum Thickness (Decimal Inch) | 0.1950 |
| Inside Diameter Tolerance (Decimal Inch) | -0.020 to 0.020 |
| Outside Diameter Tolerance (Decimal Inch) | -0.173 to 0.173 |
| For Use With | Bowmalloy Hex Head Cap Screws and Nuts |
| Hardness | Rockwell C38-42 |
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