The Nut,self-Locking,clinch, cataloged under National Stock Number 5310-01-256-7194, 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-256-7194 |
| Primary Part Number | 79NKCFM2-62 |
| Item Name | Nut,self-Locking,clinch |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Esna, Llc |
| Status | ACTIVE |
| Thread Series | UNJC |
| Temp Rating | 350.0 FAHRENHEIT MAXIMUM DEGF |
| Material Document and Classification | AISI 303 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.138 INCHES IN |
| Nut Diameter | 0.130 INCHES NOMINAL IN |
| Pilot Diameter | 0.192 INCHES NOMINAL IN |
| Pilot Length | 0.050 INCHES NOMINAL IN |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| Nut Height | 0.180 INCHES NOMINAL IN |
| Nut Style | CLINCH |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| 79NKCFM2-62 PRIMARY | Esna, Llc (USA) |
| Reference | Meaning |
|---|---|
| 019146-16 | 5/9 Secondary reference Sci Systems Inc |
| 79NKFCM2-62 | 5/9 Secondary reference Esna, Llc |
| 79NKCFM2-62 | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-01-256-7194 is a Nut,self-Locking,clinch, manufactured by Esna, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-256-7194 has 1 manufacturer part number on file: 79NKCFM2-62 (Esna, Llc).
Key specifications for 79NKCFM2-62: Overall Height: 0.301 INCHES NOMINAL IN; Thread Series: UNJC; Temp Rating: 350.0 FAHRENHEIT MAXIMUM DEGF; Material Document and Classification: AISI 303 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 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.