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NAS671-1
Hexagon Machine Screw Nut - Small Pattern
Description
NAS 671-1 Hexagon Machine Screw Nut - Small Pattern
Specifications
| Bearing Surface Type | Chamfered or washer faced |
|---|---|
| Countersink Angle | 110.0 degrees nominal nut |
| Finish | Cadmium ll |
| Hexagon Size - Across Flats | 1/8 |
| Hexagon Size - Thick | 3/64 |
| Material | Steel |
| Material Specification | 66 fed std single material response |
| Nut Height | 0.043 inches minimum and 0.050 inches maximum |
| Nut Style | Hexagon |
| Size | 1-64 |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,type 2,class 2 fed spec single treatment response |
| Thread Class | 3b |
| Thread Direction | Right-hand |
| Thread Qty | 64 |
| Thread Qty Per Inch (tpi) | 64 |
| Thread Series | UNJC |
| Thread Size | 0.073 |
| Width Across Flats | 0.121 inches minimum and 0.125 inches maximum |
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.
- NAS671C1 NAS #1-64 · CRES
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Catalog data updated 2026-07-05. Report a data error