The Nut,sleeve, cataloged under National Stock Number 5310-01-250-5254, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-250-5254 |
| Primary Part Number | 7-362120173-21 |
| Item Name | Nut,sleeve |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Flange Diameter | 1.500 INCHES NOMINAL IN |
| Nut Length | 3.150 INCHES NOMINAL IN |
| Flange Thickness | 0.500 INCHES NOMINAL IN |
| Thread Series | ACME |
| Hole Configuration Style | CONFIGURATION A |
| Material Document and Classification | ASTM B144 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nut Counterbore Depth | 0.400 INCHES NOMINAL FIRST END IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Nut Diameter | 0.993 INCHES MINIMUM AND 0.995 INCHES MAXIMUM IN |
| Cross-Sectional Shape | ROUND OVERALL |
| Drilled Hole Diameter | 0.277 INCHES MINIMUM AND 0.288 INCHES MAXIMUM IN |
| Nut Style | SLEEVE |
| Thread Class | 2B |
| Thread Quantity Per Inch | 8 |
| Material | COPPER ALLOY 932 OVERALL |
| Hole Type and Quantity | 2 DRILLED |
| 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 |
|---|---|
| 7-362120173-21 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 7-362120173-21 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 5310-01-250-5254 is a Nut,sleeve, manufactured by The Boeing Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-250-5254 has 1 manufacturer part number on file: 7-362120173-21 (The Boeing Company).
Key specifications for 7-362120173-21: Flange Diameter: 1.500 INCHES NOMINAL IN; Nut Length: 3.150 INCHES NOMINAL IN; Flange Thickness: 0.500 INCHES NOMINAL IN; Thread Series: ACME. 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.