The Nut,plain,round, cataloged under National Stock Number 5310-01-649-2251, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-649-2251 |
| Primary Part Number | 901-236-625-231 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Thread Series | ACME |
| Hardness Rating | 65.0 BRINELL STANDARD NOMINAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.50 INCHES IN |
| Nut Diameter | 1.465 INCHES NOMINAL IN |
| Nut Thickness | 1.00 INCHES NOMINAL IN |
| Nut Style | ROUND |
| Thread Class | 2B |
| Thread Quantity Per Inch | 10 |
| Material | COPPER ALLOY OVERALL |
| 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 |
|---|---|
| 901-236-625-231 PRIMARY | The Boeing Company (USA) |
NSN 5310-01-649-2251 is a Nut,plain,round, manufactured by The Boeing Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-649-2251 has 1 manufacturer part number on file: 901-236-625-231 (The Boeing Company).
Key specifications for 901-236-625-231: Thread Series: ACME; Hardness Rating: 65.0 BRINELL STANDARD NOMINAL; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.50 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.