The Nut,plain,slotted,hexagon, cataloged under National Stock Number 5310-01-054-1660, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Boeing Defence Australia Ltd Div Defense, Space & Security. Government technical data includes 15 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-054-1660 |
| Primary Part Number | BACN10JD105 |
| Item Name | Nut,plain,slotted,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Boeing Defence Australia Ltd Div Defense, Space & Security |
| Status | ACTIVE |
| Width Across Flats | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416 TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Temp Rating | 450.0 FAHRENHEIT MAXIMUM DEGF |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES IN |
| Specification/standard Data | 81205-BACN10JD MANUFACTURERS STANDARD |
| Nut Height | 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Nut Style | SLOTTED, HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 4340 OR STEEL COMP 8740 OVERALL |
| Bearing Surface Type | WASHER FACED |
| 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 |
|---|---|
| BACN10JD105 | Boeing Defence Australia Ltd Div Defense, Space & Security (AUS) |
| BACN10JD105 | Boeing Defence Australia Ltd (AUS) |
| BACN10JD105 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| BACN10JD105 | 3/2 Design control — primary reference U.S. Government activity |
| BACN10JD105 | 5/9 Secondary reference Harvard Industries Inc |
| BACN10JD105 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-01-054-1660 is a Nut,plain,slotted,hexagon, manufactured by Boeing Defence Australia Ltd Div Defense, Space & Security, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-054-1660 has 3 manufacturer part numbers on file: BACN10JD105 (Boeing Defence Australia Ltd Div Defense, Space & Security), BACN10JD105 (Boeing Defence Australia Ltd), BACN10JD105 (Sps Technologies, Llc Dba PB Fasteners).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-687-8460. Verify interchangeability with system specifications before substitution.
Key specifications for BACN10JD105: Width Across Flats: 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416 TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Temp Rating: 450.0 FAHRENHEIT MAXIMUM DEGF. 15 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.