The Nut Assembly,retainer Ring, cataloged under National Stock Number 5310-01-236-2571, 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 8 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-236-2571 |
| Primary Part Number | 75A121171-1003 |
| Item Name | Nut Assembly,retainer Ring |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Surface Treatment Document and Classification | PS13201 TYPE II CLASS I MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Nut Quantity | 15 |
| Material Document and Classification | QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | ANODIZE OVERALL |
| Width | 4.600 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 7075 OVERALL |
| Thickness | 0.025 INCHES NOMINAL IN |
| Ring Outside Diameter | 7.375 INCHES NOMINAL IN |
| 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 |
|---|---|
| 75A121171-1003 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 5310-01-236-2571 is a Nut Assembly,retainer Ring, manufactured by The Boeing Company Div Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-236-2571 has 1 manufacturer part number on file: 75A121171-1003 (The Boeing Company Div Defense).
Key specifications for 75A121171-1003: Surface Treatment Document and Classification: PS13201 TYPE II CLASS I MFR REF SINGLE TREATMENT RESPONSE OVERALL; Nut Quantity: 15; Material Document and Classification: QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Special Features: NAS1195D3XH NSN 5310-00-958-6569. 8 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.