screws › close tolerance screws
NAS1153-7
Close Tolerance Screw
Description
Flat Head Machine Screw
Specifications
| Countersink Angle | Between 99.0 degrees and 101.0 degrees |
|---|---|
| Country of Origin | USA |
| Fastener Length | Between 0.699 inches and 0.729 inches |
| Finish | Cadmium Plated, Type II, Class 2 per QQ-P-416 |
| Grip | 0.438 in |
| Grip Diameter | Between 0.1885 inches and 0.1895 inches |
| Grip Length | Between 0.428 inches and 0.448 inches |
| Head Angle | 100 º |
| Head Diameter | Between 0.328 inches and 0.385 inches |
| Head Style | Flat countersunk |
| Head Type | Offset Cruciform |
| Industry Standards/Certification | NAS1153 |
| Internal Drive Style | Offset cruciform (torque set) |
| Length | 0.714 in |
| Material | Steel |
| Material Specification | Mil-s-5000 military specification 1st material response or mil-s-6049 military specification 2nd material response or mil-s-6098 military specification 3rd material response or mil-s-8503 military specification 4th material response or mil-s-5626 military specification 5th material response or ams 6300 assn standard 6th material response |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| NIIN | 00-821-2838 |
| NSN | 5305-00-821-2838 |
| Sold In | EA |
| Special Features | Internal drive ribbed |
| Specification Data | 80205-nas1153 professional/industrial association standard |
| Surface Finish | 32.0 microinches grip, 32.0 microinches threads |
| Surface Treatment | Cadmium and chromate |
| Surface Treatment Specification | Qq-p-416 type 2 class 2 federal specification single treatment response |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.189 inches and 0.301 inches |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) |
| Thread Size | 10 |
| Weight | 0.0045 lb |
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 NAS1153-7. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error