The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-153-0227, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is General Motors Llc Dba General Motors Llc. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-153-0227 |
| Primary Part Number | 14028930 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | General Motors Llc Dba General Motors Llc |
| Status | ACTIVE |
| Extended Washer Thickness | 1.8 MILLIMETERS MINIMUM AND 3.6 MILLIMETERS MAXIMUM MM |
| Head Height | 9.1 MILLIMETERS MINIMUM AND 10.9 MILLIMETERS MAXIMUM MM |
| External Thread Tolerance Class | 6G G |
| Fastener Length | 109.5 MILLIMETERS MINIMUM AND 111.0 MILLIMETERS MAXIMUM MM |
| Surface Treatment Document and Classification | GM 4342-M CODE 20D48,FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 21.5 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 1.5 |
| Thread Length | 17.0 MILLIMETERS MINIMUM AND 18.5 MILLIMETERS MAXIMUM MM |
| Material Document and Classification | GM 500-M 9.8,FSCM 11862 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 10.0 MILLIMETERS MM |
| Head Style | HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 14.7 MILLIMETERS MINIMUM AND 15.0 MILLIMETERS MAXIMUM MM |
| Surface Treatment | ZINC OVERALL |
| Minimum Tensile Strength | 900 MEGAPASCALS |
| Material | STEEL OVERALL |
| Thread Series Designator | M |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5305-01-153-0227 is a Screw,cap,hexagon Head, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-153-0227 has 2 manufacturer part numbers on file: 5588690 (Am General Llc), 14028930 (General Motors Llc Dba General Motors Llc).
Key specifications for 14028930: Extended Washer Thickness: 1.8 MILLIMETERS MINIMUM AND 3.6 MILLIMETERS MAXIMUM MM; Head Height: 9.1 MILLIMETERS MINIMUM AND 10.9 MILLIMETERS MAXIMUM MM; External Thread Tolerance Class: 6G G; Fastener Length: 109.5 MILLIMETERS MINIMUM AND 111.0 MILLIMETERS MAXIMUM MM. 17 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.