The Nut,self-Locking,clinch, cataloged under National Stock Number 5310-01-047-7647, 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 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-047-7647 |
| Primary Part Number | C10446-1-40 |
| Item Name | Nut,self-Locking,clinch |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Esna, Llc |
| Status | ACTIVE |
| Width Across Flats | 0.300 INCHES NOMINAL IN |
| Nut Length | 0.446 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE SHELL |
| Thread Series | UNJC |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.112 INCHES IN |
| Pilot Diameter | 0.222 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN |
| Pilot Length | 0.037 INCHES MINIMUM AND 0.043 INCHES MAXIMUM IN |
| Nut Height | 0.145 INCHES MINIMUM AND 0.151 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE NUT |
| Surface Treatment | CADMIUM AND CHROMATE SHELL |
| Thread Class | 3B |
| Thread Quantity Per Inch | 40 |
| Material | STEEL SHELL |
| Material | STEEL NUT |
| Material | PLASTIC POLYAMIDE NYLON CAP |
| 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 |
|---|---|
| C10446-1-40 PRIMARY | Esna, Llc (USA) |
| Reference | Meaning |
|---|---|
| C10446-1-40 | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-01-047-7647 is a Nut,self-Locking,clinch, manufactured by Esna, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-047-7647 has 1 manufacturer part number on file: C10446-1-40 (Esna, Llc).
Key specifications for C10446-1-40: Width Across Flats: 0.300 INCHES NOMINAL IN; Nut Length: 0.446 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE SHELL. 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.