The Nut,self-Locking,cap, cataloged under National Stock Number 5310-01-016-1980, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-016-1980 |
| Item Name | Nut,self-Locking,cap |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Width Across Flats | 0.334 INCHES MINIMUM AND 0.346 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | QQ-S-763,300 SERIES FED SPEC SINGLE MATERIAL RESPONSE NUT |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.112 INCHES IN |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| Nut Height | 0.353 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE NUT |
| Nut Style | CAP |
| Thread Class | 3B |
| Thread Quantity Per Inch | 40 |
| Material | STEEL CORROSION RESISTING NUT |
| Material | PLASTIC POLYAMIDE NYLON LOCKING INSERT |
| Material | PLASTIC POLYAMIDE NYLON CAP |
| Bearing Surface Type | FLAT OR CHAMFERED |
| 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 |
|---|---|
| L79NKM832 | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Microdot Products |
| L79NKM82 | 3/9 Design control — primary reference Harvard Industries Inc |
| 907454-03 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5310-01-016-1980 is a Nut,self-Locking,cap, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-016-1980: Width Across Flats: 0.334 INCHES MINIMUM AND 0.346 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: QQ-S-763,300 SERIES FED SPEC SINGLE MATERIAL RESPONSE NUT; Thread Direction: RIGHT-HAND. 15 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.