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MS21297H04014
Military Standard Bolt
Description
Fastener Length: 1-3/8", Hole Diameter: ", Thread: 1/4-28, Thread Length: 1/2"
Specifications
| Extended Washer Diameter | 0.026 inches minimum and 0.046 inches maximum |
|---|---|
| Extended Washer Thickness | 0.026 inches minimum and 0.046 inches maximum |
| Fastener Length | 1.370 inches minimum and 1.400 inches maximum |
| Grip Diameter | 0.2485 inches minimum and 0.2495 inches maximum |
| Grip Length | 0.865 inches minimum and 0.885 inches maximum |
| Head Height | 0.240 inches minimum and 0.260 inches maximum |
| Head Minor Diameter | 0.235 inches minimum and 0.250 inches maximum |
| Head Style | Spline extended washer |
| Hole Configuration Style | Spline |
| Hole Diameter | 0.050 inches minimum and 0.060 inches maximum |
| Hole Quantity | 4 |
| Hole Type | Drilled |
| Length | 1 25/64 |
| Material | Steel |
| Material Specification | Ams 6487 assn std single material response |
| Min. Tensile Strength (psi) | 220000 pounds per square inch |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Mil-c-8837,ty2 cl2 mil spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.495 |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series Designator | UNJF |
| Thread Size | 1/4 |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
- MS21297H04014
- MS21297H04019
- MS21297H05013
- MS21297H07036
- MS21297H10016
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS21297H04014. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error