The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-558-7455, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rolls-Royce Marine North America Inc.. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Rolls-Royce Marine North America Inc. (CAGE 38ZC7); Dual Machine Corporation Dba Dual Machine Corp (CAGE 32320); Rolls-Royce Corporation (CAGE 63005); Gapco Inc (CAGE 50761); Leonardo Spa Aeronautics Division - Pomigliano D'arco Site (CAGE A0170) |
| Parameter | Value |
|---|---|
| NSN | 5310-00-558-7455 |
| Primary Part Number | 6746974 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rolls-Royce Marine North America Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| 6746974 PRIMARY | Rolls-Royce Marine North America Inc. (USA) |
| 6746974 PRIMARY | Dual Machine Corporation Dba Dual Machine Corp (USA) |
| 6746974 | Rolls-Royce Corporation (USA) |
| 6746974 PRIMARY | Gapco Inc (USA) |
| 6746974 | Leonardo Spa Aeronautics Division - Pomigliano D'arco Site (ITA) |
| Reference | Meaning |
|---|---|
| JL832 | 3/9 Design control — primary reference Gapco Inc |
| 6746974 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 6746974 | 3/2 Design control — primary reference U.S. Government activity |
| 6746974 | 5/9 Secondary reference U.S. Government activity |
| 6746974 | 5/9 Secondary reference General Motors Corp |
| F5L832-2 | 5/9 Secondary reference U.S. Government activity |
| 6746974 | 5/9 Secondary reference New Era Contract Sales Inc |
| 5310PL0921479 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 6746974 | 5/9 Secondary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 5310-00-558-7455 is a Nut,self-Locking,hexagon, manufactured by Rolls-Royce Marine North America Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-558-7455 has 5 manufacturer part numbers on file: 6746974 (Rolls-Royce Marine North America Inc.), 6746974 (Dual Machine Corporation Dba Dual Machine Corp), 6746974 (Rolls-Royce Corporation), 6746974 (Gapco Inc), 6746974 (Leonardo Spa Aeronautics Division - Pomigliano D'arco Site).
2 possible matches (shared part number, not a government interchangeability claim): 2840-01-463-8892, 5310-01-669-3857. Verify interchangeability with system specifications before substitution.
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.