The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-496-8917, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is General Electric Company. 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 | 5310-00-496-8917 |
| Primary Part Number | 6643035PT14 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Width Across Flats | 2.750 INCHES NOMINAL IN |
| Bearing Surface Finish | 63.0 MICROINCHES |
| Thread Series | UN |
| Temp Rating | 850.0 FAHRENHEIT NOMINAL DEGF |
| Hardness Rating | 84.0 ROCKWELL B MINIMUM |
| Material Document and Classification | C50A-400 GR 2H FSCM 01289 MFR REF SINGLE MATERIAL RESPONSE OR MIL-S-1222 TY 2 GR H MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.750 INCHES IN |
| Nut Height | 1.719 INCHES NOMINAL IN |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 8 |
| Material | STEEL 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 | X |
| Part Number | Manufacturer |
|---|---|
| 6643035PT14 PRIMARY | General Electric Company (USA) |
NSN 5310-00-496-8917 is a Nut,plain,hexagon, manufactured by General Electric Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-496-8917 has 1 manufacturer part number on file: 6643035PT14 (General Electric Company).
Key specifications for 6643035PT14: Width Across Flats: 2.750 INCHES NOMINAL IN; Bearing Surface Finish: 63.0 MICROINCHES; Thread Series: UN; Temp Rating: 850.0 FAHRENHEIT NOMINAL DEGF. 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.