The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-528-5344, 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19 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-528-5344 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Width Across Flats | 0.336 INCHES MINIMUM AND 0.345 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNJC |
| Temp Rating | 450.0 FAHRENHEIT NOMINAL DEGF |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | AMS 6322 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6350 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6378 ASSN STD 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-18729 MIL SPEC 4TH MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.164 INCHES IN |
| Specification/standard Data | 81205-BACN10JC MANUFACTURERS STANDARD |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.188 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Countersink Angle | 120.0 DEGREES NOMINAL NUT |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 8740 OR STEEL COMP 4130 OVERALL |
| Bearing Surface Type | CHAMFERED OR WASHER FACED |
| 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 |
|---|---|
| RMLH82W | 5/9 Secondary reference Amerace Corp Esna Div |
| BACN10JC08 | 5/2 Secondary reference U.S. Government activity |
| T6S832J | 5/9 Secondary reference Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace |
| RMLH9075-82W | 5/9 Secondary reference Harvard Industries Inc |
| 96-82 | 3/2 Design control — primary reference U.S. Government activity |
| VN303A82 | 3/2 Design control — primary reference U.S. Government activity |
| H10-08BAC | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
NSN 5310-00-528-5344 is a Nut,self-Locking,hexagon, classified under FSC 5310, Nuts and Washers. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 4820-01-229-6010, 5120-01-399-8995, 5340-01-527-2777. Verify interchangeability with system specifications before substitution.
Key specifications for 5310-00-528-5344: Lubrication: DRY FILM LUBRICANT; Width Across Flats: 0.336 INCHES MINIMUM AND 0.345 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNJC. 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.