The Nut,self-Locking,barrel, cataloged under National Stock Number 5310-01-671-8430, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Bristol Industries, Llc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-671-8430 |
| Primary Part Number | BACN10HC10CD |
| Item Name | Nut,self-Locking,barrel |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Bristol Industries, Llc |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Nut Length | 0.842 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.6250 INCHES IN |
| Nut Diameter | 0.656 INCHES MINIMUM AND 0.666 INCHES MAXIMUM IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN |
| Nut Style | NON-FLOATING SELF-LOCKING BARREL |
| Thread Class | 3B |
| Thread Quantity Per Inch | 18 |
| Material | STEEL OVERALL |
| Barrel Height | 0.842 INCHES NOMINAL IN |
| 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 |
|---|---|
| BACN10HC10CD | Bristol Industries, Llc (USA) |
| BACN10HC10CD | Esna, Llc (USA) |
| BACN10HC10CD | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| BACN10HC10CD | 3/2 Design control — primary reference U.S. Government activity |
| BACN10HC10CD | 5/2 Secondary reference U.S. Government activity |
NSN 5310-01-671-8430 is a Nut,self-Locking,barrel, manufactured by Bristol Industries, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-671-8430 has 3 manufacturer part numbers on file: BACN10HC10CD (Bristol Industries, Llc), BACN10HC10CD (Esna, Llc), BACN10HC10CD (Sps Technologies, Llc Dba PB Fasteners).
Key specifications for BACN10HC10CD: Lubrication: DRY FILM LUBRICANT; Nut Length: 0.842 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Thread Direction: RIGHT-HAND. 13 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.