The Nut,plain,round, cataloged under National Stock Number 5310-00-264-0440, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 14 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 | 5310-00-264-0440 |
| Primary Part Number | 253424PC12 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Thread Series | UNS |
| Thread Pitch Diameters | +1.1369 TO 1.1409 INCHES IN |
| Material Document and Classification | QQ-B-750 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Drive Point Width | 0.188 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.173 INCHES IN |
| Nut Diameter | 1.735 INCHES MINIMUM AND 1.755 INCHES MAXIMUM IN |
| Drive Point Depth | 0.094 INCHES NOMINAL IN |
| Nut Thickness | 0.406 INCHES NOMINAL IN |
| Countersink Angle | 90.0 DEGREES NOMINAL NUT |
| Drive Point Quantity | 4 |
| Nut Style | ROUND |
| Thread Quantity Per Inch | 18 |
| Material | COPPER ALLOY 510 OR COPPER ALLOY 524 OR COPPER ALLOY 544 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 |
|---|---|
| 253424PC12 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5310-00-264-0440 is a Nut,plain,round, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-264-0440 has 1 manufacturer part number on file: 253424PC12 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 253424PC12: Thread Series: UNS; Thread Pitch Diameters: +1.1369 TO 1.1409 INCHES IN; Material Document and Classification: QQ-B-750 FED SPEC ALL MATERIAL RESPONSES OVERALL; Drive Point Width: 0.188 INCHES NOMINAL IN. 14 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.