The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-253-7834, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Greer Stop Nut, Inc.. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-00-253-7834 |
| Primary Part Number | 51N1260-624 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Greer Stop Nut, Inc. |
| Status | ACTIVE |
| Width Across Flats | 0.551 INCHES MINIMUM AND 0.566 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Temp Rating | 250.0 FAHRENHEIT NOMINAL DEGF |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| Nut Height | 0.626 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN |
| Surface Treatment | ZINC NUT |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 24 |
| Material | STEEL NUT |
| Material | PLASTIC POLYAMIDE NYLON LOCKING INSERT |
| Bearing Surface Type | CHAMFERED |
| 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 |
|---|---|
| 51N1260-624 PRIMARY | Greer Stop Nut, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 0225A | 5/9 Secondary reference Tld Wollard Llc |
| LT75-11 | 5/9 Secondary reference Pettibone Llc |
| 51N1260-064 | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-00-253-7834 is a Nut,self-Locking,hexagon, manufactured by Greer Stop Nut, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-253-7834 has 1 manufacturer part number on file: 51N1260-624 (Greer Stop Nut, Inc.).
Key specifications for 51N1260-624: Width Across Flats: 0.551 INCHES MINIMUM AND 0.566 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Temp Rating: 250.0 FAHRENHEIT NOMINAL DEGF; Thread Direction: RIGHT-HAND. 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.