bolts › close tolerance bolts
NAS1580A4R34D
Bolt
Description
Fastener Length: 3/8", Thread: 1/4-28, Thread Length: 3/8"
Specifications
| Fastener Length | 0.403 |
|---|---|
| Grip Diameter | 0.249 |
| Grip Length | 0.187 |
| Head Diameter | 0.50663 |
| Head Height | 0.1110 |
| Head Style | Flush |
| Length | 3/8 |
| Material | Steel |
| Material Specification | Mil-s-5626 mil spec 1st material response or ams6415 assn std 2nd material response or mil-s-5000 mil spec 3rd material response or mil-s-6049 mil spec 4th material response |
| Min. Tensile Strength (psi) | 5790 pounds per square inch |
| Surface Treatment | Passivate or cadmium |
| Surface Treatment Specification | Qq-p-35 fed spec 1st treatment response or qq-p-416,typeii,class2 fed spec 1st treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Direction | Right-hand |
| Thread Length | 0.403 |
| 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.
Cross-reference
No interchangeable or dimensionally similar parts are on record for NAS1580A4R34D. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error