The Stud,shouldered, cataloged under National Stock Number 5307-01-437-1121, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-437-1121 |
| Item Name | Stud,shouldered |
| FSC / FSG | 5307 / 53 — Studs |
| Status | ACTIVE |
| Surface Treatment Document and Classification | Q-P-35 FED SPEC 13TH TREATMENT RESPONSE OVERALL |
| Surface Treatment Document and Classification | Q-P-35 FED SPEC 13TH TREATMENT RESPONSE OVERALLUNABLE TO DECODE |
| Thread Length | 1.500 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Style Designator | SHOULDERED |
| Material Document and Classification | STM 582 .437-.438 DIA ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Nominal Thread Size | 0.375 INCHES LOCATION NOT OTHERWISE SPECIFIED IN |
| Nominal Thread Size | 0.375 INCHES LOCATION NOT OTHERWISE SPECIFIED0.375 INCHES IN |
| Shoulder Diameter | 0.437 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALLUNABLE TO DECODE |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A LOCATION NOT OTHERWISE SPECIFIED A |
| Thread Quantity Per Inch | 16 LOCATION NOT OTHERWISE SPECIFIED |
| Thread Quantity Per Inch | 16 LOCATION NOT OTHERWISE SPECIFIED16 |
| Material | STEEL COMP 416 |
| Shoulder Length | 1.750 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIEDUNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| A3145517 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5307-01-437-1121 is a Stud,shouldered, classified under FSC 5307, Studs. Status: active.
Key specifications for 5307-01-437-1121: Surface Treatment Document and Classification: Q-P-35 FED SPEC 13TH TREATMENT RESPONSE OVERALL; Surface Treatment Document and Classification: Q-P-35 FED SPEC 13TH TREATMENT RESPONSE OVERALLUNABLE TO DECODE; Thread Length: 1.500 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN; Style Designator: SHOULDERED. 18 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.