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NAS6603D12
Close Tolerance Bolt - Drilled Shank
Description
Close Tolerance Bolt - Drilled Shank
Specifications
| Alternate Part Number | NAS1303-12D |
|---|---|
| Country of Origin | USA |
| Distance From Head Largest Bearing Surface To Shank Hole Center | 0.906 inches minimum first hole and 0.956 inches maximum first hole |
| Fastener Length | 1.080 inches minimum and 1.110 inches maximum |
| Grip Diameter | 0.1885 inches minimum and 0.1895 inches maximum |
| Grip Length | 0.740 inches minimum and 0.760 inches maximum |
| Hardness Rating | 36.0 rockwell c minimum and 40.0 rockwell c maximum |
| Head Height | 0.110 inches minimum and 0.125 inches maximum |
| Head Style | Dished hexagon |
| Length | 1 7/64 |
| Material | Steel |
| Material Specification | Mil-s-5000 mil spec 1st material response or mil-s-6049 mil spec 2nd material response or ams6322 assn std 2nd material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| NIIN | 01-172-3271 |
| NSN | 5306-01-172-3271 |
| Shank Unthreaded Hole Diameter | 0.070 inches minimum first hole and 0.080 inches maximum first hole |
| Specification Data | 80205-nas6603 professional/industrial association standard |
| Surface Finish | 32.0 microinches bearing surface of head, 32.0 microinches grip, 32.0 microinches threads |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,ty 2,cl 2 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | 0.320 inches minimum and 0.370 inches maximum |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNJF |
| Thread Size | 10 |
| Weight | 0.0005 lb |
| Width Between Flats | 0.367 inches minimum and 0.376 inches maximum |
Cross-reference
Interchangeable
Parts that share a National Stock Number or are listed as an alternate for NAS6603D12 — functionally equivalent.
- NAS1303-12D Listed alternate #10-32 · 0.073 in · Dished hexagon · Steel
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- NAS6703DU12 NAS #10-32 · 0.073 in · Dished hexagon · Iron
- NAS6803U12 NAS #10-32 · 0.073 in · Dished hexagon · Titanium
Looking for a specific part? Use the cross-reference lookup.
Catalog data updated 2026-07-05. Report a data error