The Nut,self-Locking,barrel, cataloged under National Stock Number 5310-01-633-3003, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Insitu, Inc.. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-633-3003 |
| Primary Part Number | 001-010510-001 |
| Item Name | Nut,self-Locking,barrel |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Insitu, 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 |
|---|---|
| 001-010510-001 PRIMARY | Insitu, Inc. (USA) |
| 001-010510-001 | Insitu Pacific Pty Ltd (AUS) |
| Reference | Meaning |
|---|---|
| 001-010510-001 | 5/9 Secondary reference Mila Inc |
| 5310PL1896439 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5310-01-633-3003 is a Nut,self-Locking,barrel, manufactured by Insitu, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-633-3003 has 2 manufacturer part numbers on file: 001-010510-001 (Insitu, Inc.), 001-010510-001 (Insitu Pacific Pty Ltd).
Key specifications for 001-010510-001: Part Name Assigned by Controlling Agency: NUT, BARREL, CAM LOCK; End Item Identification: ISIL RQ-21A A. 0 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.