The Nut,self-Locking,extended Washer, cataloged under National Stock Number 5310-01-589-6898, 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 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-01-589-6898 |
| Primary Part Number | BACN11AG3 |
| Item Name | Nut,self-Locking,extended Washer |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Boeing Defence Australia Ltd |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Washer Outside Diameter | 0.330 INCHES MAXIMUM IN |
| Width Across Flats | 0.243 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNJC |
| Temp Rating | 450.0 FAHRENHEIT NOMINAL DEGF |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM |
| Washer Thickness | 0.015 INCHES MINIMUM IN |
| Material Document and Classification | AMS6322 ASSN STD SINGLE MATERIAL RESPONSE OR AMS6325 ASSN STD SINGLE MATERIAL RESPONSE OR AMS6280 ASSN STD SINGLE MATERIAL RESPONSE OR ASTMA304 ASSN STD SINGLE MATERIAL RESPONSE OR AMS6300 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Surface Treatment | CADMIUM OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 4027 OR STEEL COMP 4037 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 |
|---|---|
| BACN11AG3 | Boeing Defence Australia Ltd (AUS) |
| Reference | Meaning |
|---|---|
| BACN11AG3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-589-6898 is a Nut,self-Locking,extended Washer, manufactured by Boeing Defence Australia Ltd, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-589-6898 has 1 manufacturer part number on file: BACN11AG3 (Boeing Defence Australia Ltd).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-669-3979. Verify interchangeability with system specifications before substitution.
Key specifications for BACN11AG3: Lubrication: DRY FILM LUBRICANT; Overall Height: 0.154 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN; Washer Outside Diameter: 0.330 INCHES MAXIMUM IN; Width Across Flats: 0.243 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN. 17 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.