The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-274-0040, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-274-0040 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Plate Thickness | 0.029 INCHES MINIMUM AND 0.039 INCHES MAXIMUM IN |
| Nut Length | 0.954 INCHES MINIMUM AND 0.974 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Precious Material | SILVER |
| Plate Width | 0.376 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| Material Document and Classification | AMS 5510 ASSN STD SINGLE MATERIAL RESPONSE BASE |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.340 INCHES MINIMUM AND 0.355 INCHES MAXIMUM IN |
| Surface Treatment | SILVER NUT |
| Precious Material and Location | NUT SILVER |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | IRON ALLOY 660 NUT |
| Material | STEEL COMP 321 BASE |
| 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 |
|---|---|
| 4061T10P01 | 1/2 Source control — Government-approved source U.S. Government activity |
| A12708-3 | 3/9 Design control — primary reference Harvard Industries Inc |
NSN 5310-01-274-0040 is a Nut,self-Locking,plate, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-274-0040: Plate Thickness: 0.029 INCHES MINIMUM AND 0.039 INCHES MAXIMUM IN; Nut Length: 0.954 INCHES MINIMUM AND 0.974 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Precious Material: SILVER. 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.