bolts › shear bolts
NAS6704-6
Close Tolerance Bolt
Description
Hex Head, Long Thread NAS6703 & NAS6704 Material - CRES (A286) Per AMS5731, AMS5732, AMS5737 or AMS5853 Finish - Cadmium Per AMS-QQ-P-416 II, Class 2 or Passivate Per AMS2700 (U Code) Heat Treat - 160-190 KSI Per AMS2759
Specifications
| Country of Origin | USA |
|---|---|
| Fastener Length | 1.215 inches minimum and 1.235 inches maximum |
| Grip | 0.3750 |
| Grip Diameter | 0.2490 inches minimum and 0.2495 inches maximum |
| Grip Length | 0.790 inches minimum and 0.810 inches maximum |
| Head Height | 0.480 inches minimum |
| Head Style | Hexagon Head |
| Length | 0.8000, 1 15/64 |
| Material | Iron |
| Material Specification | Ams5731,ams5732,ams5737 assn std 1st material response or ams5353 assn std 2nd material response |
| NIIN | 01-478-6437 |
| NSN | 5306-01-478-6437 |
| Surface Treatment | Cadmium |
| Surface Treatment Specification | Qq-p-416,type2,class2 fed spec 1st treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.250 |
| Thread Length | 0.425 inches maximum |
| Thread Qty | 28 |
| Thread Qty Per Inch (tpi) | 28 |
| Thread Series Designator | UNJF |
| Thread Size | 1/4 |
| Weight | .005 lb |
| Width Between Flats | 0.429 inches minimum and 0.439 inches maximum |
Cross-reference
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Catalog data updated 2026-07-05. Report a data error