The Screw,machine, cataloged under National Stock Number 5305-01-126-0640, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Williams International Co., L.l.c.. 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. 3 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 | 5305-01-126-0640 |
| Primary Part Number | 29619 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Williams International Co., L.l.c. |
| Status | ACTIVE |
| Head Height | 0.094 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN |
| Fastener Length | 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM IN |
| Thread Length | 0.536 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN |
| Screw Material | STEEL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 40 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| 29619 PRIMARY | Williams International Co., L.l.c. (USA) |
NSN 5305-01-126-0640 is a Screw,machine, manufactured by Williams International Co., L.l.c., classified under FSC 5305, Screws. Status: active.
NSN 5305-01-126-0640 has 1 manufacturer part number on file: 29619 (Williams International Co., L.l.c.).
3 possible matches (shared part number, not a government interchangeability claim): 5110-01-151-1811, 5360-01-174-3826, 5315-01-465-3379. Verify interchangeability with system specifications before substitution.
Key specifications for 29619: Head Height: 0.094 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Fastener Length: 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM IN; Thread Length: 0.536 INCHES NOMINAL IN; Nominal Thread Diameter: 0.138 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.