bolts › machine bolts
MS20034-1
Bolt
Description
Bolt
Specifications
| Country of Origin | USA |
|---|---|
| Fastener Length | Between 0.625 inches and 0.672 inches |
| Features Provided | Finished head |
| Grip | 1/8 in |
| Grip Length | Between 0.109 inches and 0.141 inches |
| Hardness Rating | 27.0 rockwell c and 37.0 rockwell c |
| Head Height | Between 0.140 inches and 0.172 inches |
| Head Style | Hexagon Head |
| Head Type | Hexagon |
| Industry Standards/Certification | MS20034 |
| Length | 41/64 in |
| Material | CRES |
| NIIN | 00-971-7659 |
| NSN | 5306-00-971-7659 |
| Service Temperature | 1200 ºF |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.484 inches and 0.563 inches |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) |
| Thread Size | 0.2500-28, 1/4 |
| Weight | 0.02 lb |
| Width Between Flats | Between 0.428 inches and 0.440 inches |
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 MS20034-1. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error