The Screw,machine, cataloged under National Stock Number 5305-01-563-6604, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Williamsrdm, Inc.. Government technical data includes 3 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 | 5305-01-563-6604 |
| Primary Part Number | 4-40X3/8"LG |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Williamsrdm, Inc. |
| Status | ACTIVE |
| Thread Length | 0.375 INCHES NOMINAL IN |
| Head Style | FLAT COUNTERSUNK |
| Screw Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 4-40X3/8"LG PRIMARY | Williamsrdm, Inc. (USA) |
NSN 5305-01-563-6604 is a Screw,machine, manufactured by Williamsrdm, Inc., classified under FSC 5305, Screws. Status: active.
NSN 5305-01-563-6604 has 1 manufacturer part number on file: 4-40X3/8"LG (Williamsrdm, Inc.).
Key specifications for 4-40X3/8"LG: Thread Length: 0.375 INCHES NOMINAL IN; Head Style: FLAT COUNTERSUNK; Screw Material: STEEL CORROSION RESISTING; Special Features: 4-40 X 3/8 IN LG IN. 3 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.