The Nut,self-Locking,double Hexagon, cataloged under National Stock Number 5310-01-241-7446, 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 6 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-241-7446 |
| Primary Part Number | H52147-3 |
| Item Name | Nut,self-Locking,double Hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Width Across Flats | 0.277 INCHES MINIMUM IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.183 INCHES IN |
| Nut Height | 0.300 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN |
| 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 |
|---|---|
| H52147-3 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| 9367M40P01 | General Electric Company (USA) |
| CR5958 | Howmet Fixations Simmonds SAS (FRA) |
| BH00266-3 PRIMARY | Bristol Industries, Llc (USA) |
| Reference | Meaning |
|---|---|
| VN779W02 | 3/2 Design control — primary reference U.S. Government activity |
| 9367M40AP02 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 9367M40AP02 | 5/9 Secondary reference General Electric Company |
| 9367M40P02 | 5/9 Secondary reference General Electric Company |
NSN 5310-01-241-7446 is a Nut,self-Locking,double Hexagon, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-241-7446 has 4 manufacturer part numbers on file: H52147-3 (Howmet Global Fastening Systems Inc), 9367M40P01 (General Electric Company), CR5958 (Howmet Fixations Simmonds SAS), BH00266-3 (Bristol Industries, Llc).
Key specifications for H52147-3: Width Across Flats: 0.277 INCHES MINIMUM IN; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.183 INCHES IN. 6 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.