The Nut,self-Locking,clinch, cataloged under National Stock Number 5310-00-884-9256, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-884-9256 |
| Item Name | Nut,self-Locking,clinch |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 1,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE SHELL |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | AISI 303 ASSN STD 1ST MATERIAL RESPONSE NUT |
| Features Provided | FLOATING NUT |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.138 INCHES IN |
| Nut Diameter | 0.391 INCHES NOMINAL IN |
| Pilot Diameter | 0.327 INCHES MAXIMUM IN |
| Pilot Length | 0.038 INCHES MAXIMUM IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.226 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE NUT |
| Surface Treatment | CADMIUM SHELL |
| Nut Style | CLINCH |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL SHELL |
| Material | STEEL COMP 303 NUT |
| 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 |
|---|---|
| LAS-632-1ZF | 5/1 Secondary reference Penn Engineering & Manufacturing Corp |
| Y-3002-5 | 5/1 Secondary reference Penn Engineering & Manufacturing Corp |
| M45938/11-3L | 2/2 Government specification standardization U.S. Government activity |
| LAS-632-1CI | 5/1 Secondary reference Penn Engineering & Manufacturing Corp |
| LAS632-1 | 5/9 Secondary reference Penn Engineering & Manufacturing Corp |
| GN512AY632S1 | 5/1 Secondary reference Northrop Grumman Systems Corporation |
NSN 5310-00-884-9256 is a Nut,self-Locking,clinch, classified under FSC 5310, Nuts and Washers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 1375-01-283-4757. Verify interchangeability with system specifications before substitution.
Key specifications for 5310-00-884-9256: Lubrication: DRY FILM LUBRICANT; Surface Treatment Document and Classification: QQ-P-416,TYPE 1,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE SHELL; Thread Series: UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: AISI 303 ASSN STD 1ST MATERIAL RESPONSE NUT. 19 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.