The Nut,plain,round, cataloged under National Stock Number 5310-01-517-7623, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is New Hampshire Ball Bearings Inc Div Astro Division. Government technical data includes 4 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-517-7623 |
| Primary Part Number | 901-331-956-105 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | New Hampshire Ball Bearings Inc Div Astro Division |
| Status | ACTIVE |
| Drive Point Width | 0.250 INCHES NOMINAL IN |
| Nut Diameter | 2.940 INCHES NOMINAL IN |
| Nut Thickness | 0.4200 INCHES MINIMUM AND 0.4210 INCHES MAXIMUM IN |
| Nut Style | ROUND |
| 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 |
|---|---|
| 901-331-956-105 PRIMARY | New Hampshire Ball Bearings Inc Div Astro Division (USA) |
| 901-331-956(105SC) | The Boeing Company (USA) |
| 901-331-956-105 PRIMARY | The Boeing Company (USA) |
| 901-331-956-105 | Merritt Preferred Components Inc Div Merritt Preferred Components (USA) |
NSN 5310-01-517-7623 is a Nut,plain,round, manufactured by New Hampshire Ball Bearings Inc Div Astro Division, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-517-7623 has 4 manufacturer part numbers on file: 901-331-956-105 (New Hampshire Ball Bearings Inc Div Astro Division), 901-331-956(105SC) (The Boeing Company), 901-331-956-105 (The Boeing Company), 901-331-956-105 (Merritt Preferred Components Inc Div Merritt Preferred Components).
Key specifications for 901-331-956-105: Drive Point Width: 0.250 INCHES NOMINAL IN; Nut Diameter: 2.940 INCHES NOMINAL IN; Nut Thickness: 0.4200 INCHES MINIMUM AND 0.4210 INCHES MAXIMUM IN; Nut Style: ROUND. 4 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.