The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-373-3890, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-373-3890 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Plate Thickness | 0.032 INCHES NOMINAL IN |
| Nut Length | 0.948 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416,TYII,CL2 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Plate Width | 0.290 INCHES MINIMUM AND 0.416 INCHES MAXIMUM IN |
| Temp Rating | 450.0 FAHRENHEIT NOMINAL DEGF |
| Hardness Rating | 49.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | QQ-S-635 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.250 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 1035 OVERALL |
| 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 |
|---|---|
| MS21059L03 | 3/2 Design control — primary reference U.S. Government activity |
| MS21059L03 | 5/9 Secondary reference U.S. Government activity |
NSN 5310-01-373-3890 is a Nut,self-Locking,plate, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-373-3890: Plate Thickness: 0.032 INCHES NOMINAL IN; Nut Length: 0.948 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416,TYII,CL2 FED SPEC ALL TREATMENT RESPONSES OVERALL; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF). 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.