The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-334-9970, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Bristol Industries, Llc. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Sps Technologies, Llc Dba PB Fasteners (CAGE 56878); Bristol Industries, Llc (CAGE 27238); Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems (CAGE 52828); Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (CAGE 1W025); Howmet Global Fastening Systems Inc (CAGE 15653) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-334-9970 |
| Primary Part Number | BH1291C-6MFA |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Bristol Industries, Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 83963-6L | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BH1291C-6MFA PRIMARY | Bristol Industries, Llc (USA) |
| NRH30C-6M | Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems (USA) |
| 03A153-6L | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| H52766-6 | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| VN324DH064 | 5/9 Secondary reference U.S. Government activity |
NSN 5310-01-334-9970 is a Nut,self-Locking,hexagon, manufactured by Bristol Industries, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-334-9970 has 5 manufacturer part numbers on file: 83963-6L (Sps Technologies, Llc Dba PB Fasteners), BH1291C-6MFA (Bristol Industries, Llc), NRH30C-6M (Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems), 03A153-6L (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), H52766-6 (Howmet Global Fastening Systems Inc).
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.