The Nut,plain,square, cataloged under National Stock Number 5310-01-247-3511, 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 19 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 | 5310-01-247-3511 |
| Primary Part Number | 2844018 |
| Item Name | Nut,plain,square |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Width Across Flats | 0.469 INCHES NOMINAL IN |
| Hole Thread Quantity Per Inch | 20 |
| Surface Treatment Document and Classification | QQ-P-35 TYPE 4 MIL STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Hole Configuration Style | CONFIGURATION D |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Specification/standard Data | 10001-2844018 GOVERNMENT STANDARD |
| Nut Height | 0.220 INCHES MINIMUM AND 0.222 INCHES MAXIMUM IN |
| Drilled Hole Diameter | 0.261 INCHES MINIMUM AND 0.271 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Countersink Angle | 90.0 DEGREES NOMINAL NUT |
| Nut Style | SQUARE |
| Thread Class | 2B |
| Hole Nominal Thread Diameter | 0.211 INCHES IN |
| Thread Quantity Per Inch | 20 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Bearing Surface Type | FLAT |
| 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 |
|---|---|
| 2844018 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5310-01-247-3511 is a Nut,plain,square, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-247-3511 has 1 manufacturer part number on file: 2844018 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 2844018: Width Across Flats: 0.469 INCHES NOMINAL IN; Hole Thread Quantity Per Inch: 20; Surface Treatment Document and Classification: QQ-P-35 TYPE 4 MIL STD SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNIFIED NATIONAL COARSE (UNC). 19 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.