The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-617-2007, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-617-2007 |
| Primary Part Number | 3HS451 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Width Across Flats | 0.423 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Material Document and Classification | QQ-B-626,ALLOY360 FED SPEC 1ST MATERIAL RESPONSE OR QQ-B-637,ALLOY 462 FED SPEC 2ND MATERIAL RESPONSE OR QQ-B-637,ALLOY 464 FED SPEC 3RD MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Nondefinitive Spec/std Data | 2 TYPE AND 13 STYLE |
| Nut Height | 0.178 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 28 |
| Material | COPPER ALLOY 360 OR COPPER ALLOY 462 OR COPPER ALLOY 464 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 |
|---|---|
| 3HS451 PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| MS35650-3255 | 5/9 Secondary reference U.S. Government activity |
| 3HS451 | 5/9 Secondary reference Oshkosh Corp |
NSN 5310-01-617-2007 is a Nut,plain,hexagon, manufactured by Oshkosh Defense Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-617-2007 has 1 manufacturer part number on file: 3HS451 (Oshkosh Defense Llc).
Key specifications for 3HS451: Width Across Flats: 0.423 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN; Thread Series: UNF; Material Document and Classification: QQ-B-626,ALLOY360 FED SPEC 1ST MATERIAL RESPONSE OR QQ-B-637,ALLOY 462 FED SPEC 2ND MATERIAL RESPONSE OR QQ-B-637,ALLOY 464 FED SPEC 3RD MATERIAL RESPONSE OVERALL; Thread Direction: RIGHT-HAND. 12 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.