The Nut,self-Locking,extended Washer, cataloged under National Stock Number 5310-00-567-5341, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-567-5341 |
| Primary Part Number | 47FLW624 |
| Item Name | Nut,self-Locking,extended Washer |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Lubrication | SOLUBLE LUBRICANT |
| Washer Outside Diameter | 0.654 INCHES NOMINAL IN |
| Width Across Flats | 0.492 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Temp Rating | 450.0 FAHRENHEIT NOMINAL DEGF |
| Hardness Rating | 34.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM |
| Washer Thickness | 0.056 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Surface Treatment | CADMIUM OVERALL |
| Nut Style | DOUBLE HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 24 |
| Material | STEEL 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 |
|---|---|
| 47FLW624 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 47FLW624 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| Reference | Meaning |
|---|---|
| 5310PL2138066 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 5001369 | 7/2 Vendor item drawing reference Goodyear Tire and Rubber Co the |
NSN 5310-00-567-5341 is a Nut,self-Locking,extended Washer, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-567-5341 has 2 manufacturer part numbers on file: 47FLW624 (Sps Technologies, Llc Dba PB Fasteners), 47FLW624 (Leonardo Spa Helicopters Division - Production Site).
Key specifications for 47FLW624: Lubrication: SOLUBLE LUBRICANT; Overall Height: 0.438 INCHES MAXIMUM IN; Washer Outside Diameter: 0.654 INCHES NOMINAL IN; Width Across Flats: 0.492 INCHES NOMINAL IN. 15 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.