BOLT - AN5-37A
Genuine OEM Parts
Description: BOLT
Part number: AN5-37A
Industry Standard Specification: AIA/NAS NASM3-20
Airframe Bolt - Length: 3-31/32", Grip: 3-7/16", Thread: 5/16-24, Cadmium Plated Steel, Undrilled Shank
AN5-37A FEATURES
| PARAMETER | CHARACTERISTIC | |
| Thread Class | 3A | |
| Thread Direction | Right-hand | |
| Thread Length | 0.500 inches minimum and 0.578 inches maximum | |
| Fastener Length | 3.953 inches minimum and 4.000 inches maximum | |
| Head Style | Hexagon | |
| Head Height | 0.172 inches minimum and 0.204 inches maximum | |
| Width Between Flats | 0.490 inches minimum and 0.502 inches maximum | |
| Nominal Thread Diameter | 0.312 inches | |
| Grip Length | 3.422 inches minimum and 3.453 inches maximum | |
| Features Provided | Finished head | |
| Thread Quantity per Inch | 24 | |
| Minimum Tensile Strength | 125000 pounds per square inch | |
| Hardness Rating | 26.0 rockwell C minimum overall and 32.0 rockwell C maximum overall | |
| Material | Steel comp 4140 overall or steel comp 8740 overall or steel comp 8630 overall or steel comp 8735 overall or steel comp 4130 overall or steel comp 4037 overall | |
| Material Document and Classification | MIL-S-5626 mil spec 1ST material response overall or MIL-S-6049 mil spec 2ND material response overall or MIL-S-6050 mil spec 3RD material response overall or MIL-S-6098 mil spec 4TH material response overall or MIL-S-6758 mil spec 5TH material response overall or ams 6300 assn std 6TH material response overall | |
| Surface Treatment | Cadmium overall and chromate overall | |
| Surface Treatment Document and Classification | QQ-P-416, TYPE2, CLASS3 fed spec all treatment responses overall | |
| Thread Series Designator | UNF |
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