The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-650-7274, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Esna, Llc. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-650-7274 |
| Primary Part Number | NAS1474C4K |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Esna, Llc |
| Status | ACTIVE |
| Plate Thickness | 0.030 INCHES MAXIMUM IN |
| Nut Length | 0.840 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Plate Width | 0.443 INCHES MAXIMUM IN |
| Hardness Rating | 70.0 SHORE DUROMETER A MINIMUM |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.1120 INCHES IN |
| Nut Height | 0.405 INCHES MAXIMUM IN |
| Nut Style | PLATE (FLOATING) |
| Thread Class | 3B |
| Thread Quantity Per Inch | 40 |
| Material | IRON ALLOY 660 NUT |
| Material | IRON ALLOY 660 SEAL |
| Material | RUBBER SILICONE CLASS Q WASHER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| NAS1474C4K | Esna, Llc (USA) |
| NAS1474C4K | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| NAS1474 | 3/1 Design control — primary reference U.S. Government activity |
| NAS1474C4K | 5/2 Secondary reference U.S. Government activity |
| NAS1474C4K | 3/2 Design control — primary reference U.S. Government activity |
| NAS1474C4K | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-01-650-7274 is a Nut,self-Locking,plate, manufactured by Esna, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-650-7274 has 2 manufacturer part numbers on file: NAS1474C4K (Esna, Llc), NAS1474C4K (Howmet Global Fastening Systems Inc).
Key specifications for NAS1474C4K: Plate Thickness: 0.030 INCHES MAXIMUM IN; Nut Length: 0.840 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Plate Width: 0.443 INCHES MAXIMUM IN. 14 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.