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NAS1669-4L3
Blind Fastener
Description
Blind Fastener
Specifications
| Diameter | 0.260 in |
|---|---|
| Expansion Device | Threaded stem |
| Features | Internally Threaded |
| Grip Length | Between 0.157 inches and 0.219 inches |
| Grip Range | 0.157 to 0.217 in |
| Head Height | 0.135 |
| Head Style | Hexagon Head |
| Head Type | Protruding |
| Industry Standards/Certification | NAS1669 |
| Material | CRES |
| Material Specification | Mil-s-5626 military specification 1st material response bolt or mil-s-6049 military specification 2nd material response bolt or mil-s-6758 military specification 3rd material response boltmil-s-5626 military specification 1st material response nut or mil-s-6049 military specification 2nd material response nut or mil-s-6758 military specification 3rd material response nutqq-s-763 federal specification 1st material response sleeve or ams 5639 assn standard 2nd material response sleeve or ams 5641 assn standar |
| NIIN | 00-209-1980 |
| NSN | 5320-00-209-1980 |
| Shank Diameter | Between 0.2580 inches and 0.2600 inches |
| Shank Style | Threaded self-plugging shank w/sleeve |
| Surface Treatment | Cadmium and chromate boltcadmium and chromate nutpassivate and cadmium |
| Surface Treatment Specification | Qq-p-416 ty ii cl 2 federal specification single treatment response boltqq-p-416 ty ii cl 2 federal specification single treatment response nutmil-s-5002 military specification 1st treatment response sleeve and qq-p-416 ty i cl 3 federal specification 2nd treatment response sleeve |
| 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
No interchangeable or dimensionally similar parts are on record for NAS1669-4L3. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error