The Nut,self-Locking,double Hexagon, cataloged under National Stock Number 5310-01-589-7328, 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. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-589-7328 |
| Primary Part Number | BACN11Z4CD |
| Item Name | Nut,self-Locking,double Hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Boeing Defence Australia Ltd |
| Status | ACTIVE |
| Width Across Flats | 0.347 INCHES MINIMUM IN |
| Surface Treatment Document and Classification | QQ-A-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.250 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Nut Style | DOUBLE HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | IRON ALLOY 660 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 |
|---|---|
| BACN11Z4CD | Boeing Defence Australia Ltd (AUS) |
| Reference | Meaning |
|---|---|
| BACN11Z4CD | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-589-7328 is a Nut,self-Locking,double Hexagon, manufactured by Boeing Defence Australia Ltd, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-589-7328 has 1 manufacturer part number on file: BACN11Z4CD (Boeing Defence Australia Ltd).
2 possible matches (shared part number, not a government interchangeability claim): 5310-01-654-2860, 5310-01-669-6914. Verify interchangeability with system specifications before substitution.
Key specifications for BACN11Z4CD: Width Across Flats: 0.347 INCHES MINIMUM IN; Surface Treatment Document and Classification: QQ-A-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Material Document and Classification: AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 14 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.