The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-402-5855, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Be Wallace Products Corp. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-402-5855 |
| Primary Part Number | 54-0030 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Be Wallace Products Corp |
| Status | ACTIVE |
| Width Across Flats | 0.625 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.438 INCHES IN |
| Nut Height | 0.375 INCHES NOMINAL IN |
| Surface Treatment | ZINC OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 14 |
| Material | STEEL OVERALL |
| Bearing Surface Type | CHAMFERED OR 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 |
|---|---|
| 54-0030 PRIMARY | Be Wallace Products Corp (USA) |
| Reference | Meaning |
|---|---|
| 54-1054 | 5/9 Secondary reference Be Wallace Products Corp |
| 1054 | 5/9 Secondary reference Be Wallace Products Corp |
NSN 5310-00-402-5855 is a Nut,plain,hexagon, manufactured by Be Wallace Products Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-402-5855 has 1 manufacturer part number on file: 54-0030 (Be Wallace Products Corp).
4 possible matches (shared part number, not a government interchangeability claim): 5950-00-809-9559, 4710-00-941-1129, 4220-01-608-5013. Verify interchangeability with system specifications before substitution.
Key specifications for 54-0030: Width Across Flats: 0.625 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.438 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.