screws › socket head cap screws
MS16998-31
Hexagon Socket Cap Screw
Description
MS 16998-31 Hexagon Socket Cap Screw
Specifications
| Alternate Part Number | NAS1351-3-16P NAS1315-3-16P |
|---|---|
| Country of Origin | USA |
| Drilling | Undrilled Head |
| Drive Style | Hexagon |
| Fastener Length | Between 0.969 inches and 1.000 inches |
| Finish | Cadmium ll |
| Head Angle | 100 ? |
| Head Diameter | Between 0.303 inches and 0.312 inches |
| Head Height | Between 0.185 inches and 0.190 inches |
| Head Style | Flat chamfer |
| Head Type | Socket |
| Industry Standards/Certification | MS16998 |
| Internal Drive Style | Hexagon |
| Length | 1 |
| Material | Steel |
| Min. Tensile Strength (psi) | 160000 pounds per square inch |
| Minimum Yield Strength | 130000 pounds per square inch |
| NIIN | 00-983-6654 |
| NSN | 5305-00-983-6654 |
| Size | 10-32 |
| Special Features | With patch or strip type element. |
| Surface Treatment | Cadmium and chromate |
| Thread Class | 3a |
| Thread Diameter | 0.190 |
| Thread Direction | Right-hand |
| Thread Length | Between 0.969 inches and 1.000 inches |
| Thread Qty | 32 |
| Thread Qty Per Inch (tpi) | 32 |
| Thread Series | UNF |
| Thread Series Designator | Unf (fine thread) |
| Thread Size | 0.1900-32, 10 |
| Thread Type | N.F. - Fine |
| Weight | 0.009 lb |
| Width Across Flats | Between 0.156 inches and 0.158 inches |
Cross-reference
No interchangeable or dimensionally similar parts are on record for MS16998-31. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error