The Screw,shoulder, cataloged under National Stock Number 5305-01-160-4528, 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 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-160-4528 |
| Primary Part Number | 14021211 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | General Motors Llc Dba General Motors Llc |
| Status | ACTIVE |
| Head Height | 0.210 INCHES NOMINAL IN |
| Fastener Length | 2.070 INCHES MINIMUM AND 2.130 INCHES MAXIMUM IN |
| Shoulder Length | 1.065 INCHES MINIMUM AND 1.075 INCHES MAXIMUM FIRST SHOULDER IN |
| Surface Treatment Document and Classification | GM 4342-M CODE 20U32 FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Diameter | 0.497 INCHES MINIMUM AND 0.509 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.995 INCHES MINIMUM AND 1.065 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | ZINC OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL COMP 1039 OR STEEL COMP 4037 OVERALL |
| Thread Series Designator | UNRC |
| Head Diameter | 0.940 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 14021211 PRIMARY | General Motors Llc Dba General Motors Llc (USA) |
| Reference | Meaning |
|---|---|
| 14021211 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
NSN 5305-01-160-4528 is a Screw,shoulder, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-160-4528 has 1 manufacturer part number on file: 14021211 (General Motors Llc Dba General Motors Llc).
Key specifications for 14021211: Head Height: 0.210 INCHES NOMINAL IN; Fastener Length: 2.070 INCHES MINIMUM AND 2.130 INCHES MAXIMUM IN; Shoulder Length: 1.065 INCHES MINIMUM AND 1.075 INCHES MAXIMUM FIRST SHOULDER IN; Surface Treatment Document and Classification: GM 4342-M CODE 20U32 FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL. 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.