The Nut,self-Locking,ai, cataloged under National Stock Number 5310-01-524-1105, 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 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Nut,self-Locking,ai |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Bristol Industries, Llc (CAGE 27238); Sps Technologies, Llc Dba PB Fasteners (CAGE 56878) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-524-1105 |
| Primary Part Number | 90-099C14 |
| Item Name | Nut,self-Locking,ai |
| 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) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 90-099C14 PRIMARY | Bristol Industries, Llc (USA) |
| BHW01241-14 | Bristol Industries, Llc (USA) |
| 90-099C14 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 93432C-1414 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| 90-099C14 | 3/2 Design control — primary reference U.S. Government activity |
| 90-099C14/97499 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5310-01-524-1105 is a Nut,self-Locking,ai, manufactured by Bristol Industries, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-524-1105 has 4 manufacturer part numbers on file: 90-099C14 (Bristol Industries, Llc), BHW01241-14 (Bristol Industries, Llc), 90-099C14 (Sps Technologies, Llc Dba PB Fasteners), 93432C-1414 (Sps Technologies, Llc Dba PB Fasteners).
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.