The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-148-2354, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Boeing Distribution Services X, Inc.. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-01-148-2354 |
| Primary Part Number | 624AG5-HD |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Boeing Distribution Services X, Inc. |
| Status | ACTIVE |
| Width Across Flats | 0.663 INCHES NOMINAL IN |
| Thread Series | UNF |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.499 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 321 OVERALL |
| Bearing Surface Type | FLAT |
| 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 |
|---|---|
| 624AG5-HD | Boeing Distribution Services X, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 624AG5-HD | 3/2 Design control — primary reference U.S. Government activity |
| 624AG5-HD | 5/9 Secondary reference Adams Industries Inc a Sub of Banner Industries Inc |
NSN 5310-01-148-2354 is a Nut,self-Locking,hexagon, manufactured by Boeing Distribution Services X, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-148-2354 has 1 manufacturer part number on file: 624AG5-HD (Boeing Distribution Services X, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-669-4535. Verify interchangeability with system specifications before substitution.
Key specifications for 624AG5-HD: Width Across Flats: 0.663 INCHES NOMINAL IN; Thread Series: UNF; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.375 INCHES IN. 12 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.