The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-735-9805, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is U S Dept of Transportation Federal Aviation Administration. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-735-9805 |
| Primary Part Number | D5288-2M5NUT |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | U S Dept of Transportation Federal Aviation Administration |
| Status | ACTIVE |
| Width Across Flats | 0.687 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES IN |
| Nut Height | 0.250 INCHES NOMINAL IN |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 13 |
| Material | PLASTIC POLYAMIDE NYLON OVERALL |
| Bearing Surface Type | WASHER FACED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 68.50-11 | Cope Plastics, Inc (USA) |
| D5288-2M5NUT PRIMARY | U S Dept of Transportation Federal Aviation Administration (USA) |
NSN 5310-00-735-9805 is a Nut,plain,hexagon, manufactured by U S Dept of Transportation Federal Aviation Administration, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-735-9805 has 2 manufacturer part numbers on file: 68.50-11 (Cope Plastics, Inc), D5288-2M5NUT (U S Dept of Transportation Federal Aviation Administration).
1 possible match (shared part number, not a government interchangeability claim): 3020-01-147-7927. Verify interchangeability with system specifications before substitution.
Key specifications for D5288-2M5NUT: Width Across Flats: 0.687 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.500 INCHES IN. 10 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.