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NAS1669-4L6
Blind Fastener
Description
Blind Fastener
Specifications
| Diameter | 0.260 in |
|---|---|
| Expansion Device | Threaded mandrel |
| Fastener Length | Between 0.491 inches and 0.521 inches |
| Features | Internally Threaded |
| Grip Length | Between 0.345 inches and 0.406 inches |
| Grip Range | 0.345 to 0.406 in |
| Hardness Rating | 39.0 rockwell c and 43.0 rockwell c |
| Head Height | 0.135 |
| Head Style | Hexagon Head |
| Head Type | Protruding |
| Industry Standards/Certification | NAS1669 |
| Material | CRES |
| NIIN | 00-558-3431 |
| NSN | 5320-00-558-3431 |
| Shank Diameter | Between 0.258 inches and 0.260 inches |
| Shank Style | Threaded self-plugging shank w/sleeve |
| Shear Strength | 9000 double pounds per square inch |
| Specification Data | 80205-nas1669 professional/industrial association standard |
| Surface Treatment | Cadmium |
| Weight | 0.015 lb |
| Width Across Flats | Between 0.367 inches and 0.375 inches |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- NAS1671-4L6 NAS 17/32 in · Hexagon Head · Iron
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Catalog data updated 2026-07-05. Report a data error