The Nut,plain,castellated,octagon, cataloged under National Stock Number 5310-01-476-7086, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-476-7086 |
| Primary Part Number | 74A400572-2003 |
| Item Name | Nut,plain,castellated,octagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Surface Treatment Document and Classification | STF1217 ASSN STD ALL TREATMENT RESPONSES OVERALL |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Criticality Code Justification | AGAV |
| Material Document and Classification | AMS6414 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Nominal Thread Size | 0.500 INCHES IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nut Style | CASTELLATED, OCTAGON |
| Thread Class | 3B |
| Material | STEEL COMP 4340H OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 74A400572-2003 | Goodrich Corporation (USA) |
| 74A400572-2003 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 74A400572-2003 | 5/9 Secondary reference Goodrich Corp Dba Goodrich Corp |
NSN 5310-01-476-7086 is a Nut,plain,castellated,octagon, manufactured by The Boeing Company Div Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-476-7086 has 2 manufacturer part numbers on file: 74A400572-2003 (Goodrich Corporation), 74A400572-2003 (The Boeing Company Div Defense).
Key specifications for 74A400572-2003: Surface Treatment Document and Classification: STF1217 ASSN STD ALL TREATMENT RESPONSES OVERALL; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF); Criticality Code Justification: AGAV; Material Document and Classification: AMS6414 ASSN STD ALL MATERIAL RESPONSES OVERALL. 9 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.