The Nut,plain,round, cataloged under National Stock Number 5310-00-394-9871, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-394-9871 |
| Primary Part Number | 369A8476 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Surface Treatment Document and Classification | H+4-2,TYPE 1,CLASS 1,FSCM 02731 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Flange Thickness | 0.175 INCHES NOMINAL IN |
| Thread Series | UN |
| Material Document and Classification | QQ-A-225/4,ALLOY 2014,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6,ALLOY 2024,TEMPER T351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Drive Point Width | 0.250 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 2.250 INCHES IN |
| Nut Diameter | 2.625 INCHES NOMINAL IN |
| Drive Point Depth | 0.225 INCHES NOMINAL IN |
| Undercut Thickness | 0.100 INCHES NOMINAL IN |
| Nut Thickness | 0.375 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE OVERALL |
| Drive Point Quantity | 8 |
| Nut Style | ROUND |
| Thread Class | 2B |
| Thread Quantity Per Inch | 16 |
| Material | ALUMINUM ALLOY 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 |
|---|---|
| 369A8476 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 369A8476 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 5310-00-394-9871 is a Nut,plain,round, manufactured by The Boeing Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-394-9871 has 1 manufacturer part number on file: 369A8476 (The Boeing Company).
Key specifications for 369A8476: Surface Treatment Document and Classification: H+4-2,TYPE 1,CLASS 1,FSCM 02731 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Flange Thickness: 0.175 INCHES NOMINAL IN; Thread Series: UN; Material Document and Classification: QQ-A-225/4,ALLOY 2014,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6,ALLOY 2024,TEMPER T351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 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.