The Nut,self-Locking,extended Washer, cataloged under National Stock Number 5310-01-440-6753, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Voi-Shan Products. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-440-6753 |
| Primary Part Number | VN376D02W |
| Item Name | Nut,self-Locking,extended Washer |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Voi-Shan Products |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Washer Outside Diameter | 0.320 INCHES MINIMUM AND 0.333 INCHES MAXIMUM IN |
| Width Across Flats | 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE WASHER |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Temp Rating | 800.0 FAHRENHEIT MAXIMUM DEGF |
| Washer Thickness | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Surface Treatment | PASSIVATE WASHER |
| Surface Treatment | PASSIVATE NUT |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| 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 |
|---|---|
| BH00182C3M | Bristol Industries, Llc (USA) |
| VN376D02W PRIMARY | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| HK52738-3DL PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| 92652M-3 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| VN376D02W | 3/2 Design control — primary reference U.S. Government activity |
| 3D0007L3 | 3/2 Design control — primary reference U.S. Government activity |
| 109E11004-3 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-01-440-6753 is a Nut,self-Locking,extended Washer, manufactured by Howmet Global Fastening Systems Inc. Div Voi-Shan Products, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-440-6753 has 4 manufacturer part numbers on file: BH00182C3M (Bristol Industries, Llc), VN376D02W (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), HK52738-3DL (Howmet Global Fastening Systems Inc), 92652M-3 (Sps Technologies, Llc Dba PB Fasteners).
Key specifications for VN376D02W: Lubrication: DRY FILM LUBRICANT; Overall Height: 0.234 INCHES MAXIMUM IN; Washer Outside Diameter: 0.320 INCHES MINIMUM AND 0.333 INCHES MAXIMUM IN; Width Across Flats: 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN. 18 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.