bolts › machine bolts
A104-2E
Bolt
Description
Fastener Length: 53/64", Thread: 1/4-28, Thread Length: 9/16"
Specifications
| Fastener Length | 0.800 inches minimum and 0.840 inches maximum |
|---|---|
| Grip Length | 0.271 inches minimum and 0.301 inches maximum |
| Head Height | 0.140 inches minimum and 0.150 inches maximum |
| Head Style | Hexagon Head |
| Length | 53/64 |
| Material | Steel |
| Material Specification | S.80 fscm k7766 national spec single material response |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.499 inches minimum and 0.569 inches maximum |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series Designator | UNF |
| Thread Size | 1/4 |
| Width Between Flats | 0.431 inches minimum and 0.438 inches maximum |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for A104-2E. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error