The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-055-0902, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Danfoss Power Solutions II, Llc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-055-0902 |
| Primary Part Number | 11-1039-1-10 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Danfoss Power Solutions II, Llc |
| Status | ACTIVE |
| Width Across Flats | 0.877 INCHES NOMINAL IN |
| Thread Series | UNF |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES IN |
| Nut Height | 0.243 INCHES NOMINAL IN |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 20 |
| Material | COPPER ALLOY OVERALL |
| Bearing Surface Type | CHAMFERED |
| 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 |
|---|---|
| 11-1039-1-10 PRIMARY | Danfoss Power Solutions II, Llc (USA) |
| Reference | Meaning |
|---|---|
| 618348-7 | 5/2 Secondary reference U.S. Government activity |
| 11-1039-1-10 | 3/9 Design control — primary reference Dana Corp Weatherhead Div |
| 618348-7 | C/1 Advisory reference — outside the item-of-supply concept Jackson Machine and Tool Co |
NSN 5310-01-055-0902 is a Nut,plain,hexagon, manufactured by Danfoss Power Solutions II, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-055-0902 has 1 manufacturer part number on file: 11-1039-1-10 (Danfoss Power Solutions II, Llc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-243-2685. Verify interchangeability with system specifications before substitution.
Key specifications for 11-1039-1-10: Width Across Flats: 0.877 INCHES NOMINAL IN; Thread Series: UNF; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.500 INCHES IN. 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.