The Nut,self-Locking,extended Washer, cataloged under National Stock Number 5310-01-174-9077, 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. Government technical data includes 10 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-174-9077 |
| Primary Part Number | H39672-3 |
| Item Name | Nut,self-Locking,extended Washer |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Washer Outside Diameter | 0.290 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN |
| Width Across Flats | 0.212 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Washer Thickness | 0.050 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Style | DOUBLE HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| 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 |
|---|---|
| H39672-3 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| J574P01 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| VN884DA02 | 3/2 Design control — primary reference U.S. Government activity |
| J574P01B | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
| VN884DA02 | 5/9 Secondary reference General Electric Company |
| H39672-3 | 5/9 Secondary reference General Electric Company |
NSN 5310-01-174-9077 is a Nut,self-Locking,extended Washer, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-174-9077 has 2 manufacturer part numbers on file: H39672-3 (Howmet Global Fastening Systems Inc), J574P01 (General Electric Company).
Key specifications for H39672-3: Overall Height: 0.210 INCHES NOMINAL IN; Washer Outside Diameter: 0.290 INCHES MINIMUM AND 0.330 INCHES MAXIMUM IN; Width Across Flats: 0.212 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF). 10 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.