screws › close tolerance screws
NAS1153-5
Close Tolerance Screw
Description
Flat Head Machine Screw
Specifications
| Countersink Angle | 99.0 degrees minimum and 101.0 degrees maximum |
|---|---|
| Country of Origin | USA |
| Fastener Length | 0.573 inches minimum and 0.603 inches maximum |
| Finish | Cadmium Plated, Type II, Class 2 per QQ-P-416 |
| Grip | 0.312 in |
| Grip Diameter | 0.1885 inches minimum and 0.1895 inches maximum |
| Grip Length | 0.302 inches minimum and 0.322 inches maximum |
| Hardness Rating | 36.0 rockwell c minimum and 40.0 rockwell c maximum |
| Head Angle | 100 º |
| Head Diameter | 0.376 inches minimum and 0.385 inches maximum |
| Head Style | Flat countersunk |
| Head Type | Offset Cruciform |
| Industry Standards/Certification | NAS1153 |
| Internal Drive Style | Offset cruciform (torque set) |
| Length | 0.588 in, 19/32 |
| Material | Steel |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| NIIN | 00-984-0633 |
| NSN | 5305-00-984-0633 |
| Sold In | EA |
| Specification Data | 80205-nas1153 professional/industrial association standard |
| Surface Finish | 32.0 microinches bearing surface of head, 32.0 microinches threads |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416,ty2,cl2 fed spec single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | 0.251 inches minimum and 0.301 inches maximum |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series Designator | UNJF |
| Thread Size | 10 |
| Weight | .005 lb |
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.
- NAS1153E5 NAS #10-32 · 19/32 in · Flat countersunk · Iron
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Catalog data updated 2026-07-05. Report a data error