The Nut,self-Locking,extended Washer, cataloged under National Stock Number 5310-01-212-4597, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-212-4597 |
| Primary Part Number | LD114-0016-0108 |
| Item Name | Nut,self-Locking,extended Washer |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Washer Outside Diameter | 0.828 INCHES MAXIMUM IN |
| Width Across Flats | 0.703 INCHES MINIMUM AND 0.724 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Washer Thickness | 0.095 INCHES MINIMUM IN |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.5000 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Style | DOUBLE HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 20 |
| Material | IRON ALLOY 660 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 |
|---|---|
| LD114-0016-0108 | Howmet Global Fastening Systems Inc (USA) |
| LD114-0016-0108 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
NSN 5310-01-212-4597 is a Nut,self-Locking,extended Washer, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-212-4597 has 2 manufacturer part numbers on file: LD114-0016-0108 (Howmet Global Fastening Systems Inc), LD114-0016-0108 (The Boeing Company Div Legacy Am&m).
Key specifications for LD114-0016-0108: Lubrication: DRY FILM LUBRICANT; Overall Height: 0.600 INCHES MAXIMUM IN; Washer Outside Diameter: 0.828 INCHES MAXIMUM IN; Width Across Flats: 0.703 INCHES MINIMUM AND 0.724 INCHES MAXIMUM IN. 13 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.