The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-903-8729, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Keysight Technologies Inc. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-00-903-8729 |
| Primary Part Number | 2950-0034 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Width Across Flats | 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN |
| Thread Series | UNEF |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Nut Height | 0.797 INCHES MINIMUM AND 0.828 INCHES MAXIMUM IN |
| Surface Treatment | NICKEL OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 32 |
| Material | COPPER ALLOY 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 |
|---|---|
| 2950-0034 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 2950-0034 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 2950-0034 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
NSN 5310-00-903-8729 is a Nut,plain,hexagon, manufactured by Keysight Technologies Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-903-8729 has 1 manufacturer part number on file: 2950-0034 (Keysight Technologies Inc).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-359-9336. Verify interchangeability with system specifications before substitution.
Key specifications for 2950-0034: Width Across Flats: 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN; Thread Series: UNEF; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.375 INCHES IN. 11 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.