The Nut,self-Locking,castellated,hex, cataloged under National Stock Number 5310-01-716-3559, 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 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-716-3559 |
| Primary Part Number | BH01395L20 |
| Item Name | Nut,self-Locking,castellated,hex |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Bristol Industries, Llc |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANTDRY FILM LUBRICANT |
| Width Across Flats | 1.556 INCHES NOMINAL1.556 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF) |
| Temp Rating | 450.0 FAHRENHEIT NOMINAL450.0 FAHRENHEIT NOMINAL DEGF |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Nominal Thread Size | 12.0 INCHES12.0 INCHES IN |
| Nut Height | 1.265 INCHES NOMINAL1.265 INCHES NOMINAL IN |
| Nut Style | CASTELLATED, HEXAGONCASTELLATED, HEXAGON |
| Thread Class | 3B3B |
| Thread Quantity Per Inch | 1212 |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| BH01395L20 PRIMARY | Bristol Industries, Llc (USA) |
NSN 5310-01-716-3559 is a Nut,self-Locking,castellated,hex, manufactured by Bristol Industries, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-716-3559 has 1 manufacturer part number on file: BH01395L20 (Bristol Industries, Llc).
Key specifications for BH01395L20: Lubrication: DRY FILM LUBRICANTDRY FILM LUBRICANT; Width Across Flats: 1.556 INCHES NOMINAL1.556 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF); Temp Rating: 450.0 FAHRENHEIT NOMINAL450.0 FAHRENHEIT NOMINAL DEGF. 11 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.