The Screw,machine, cataloged under National Stock Number 5305-01-513-5541, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Itw Gse 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-513-5541 |
| Primary Part Number | HWF050 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Itw Gse Inc. |
| Status | ACTIVE |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Thread Quantity Per Inch | 32 |
| 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 |
|---|---|
| HWF050 PRIMARY | Itw Gse Inc. (USA) |
| Reference | Meaning |
|---|---|
| 5305PL0645294 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| HWF050 | 3/9 Design control — primary reference Gse Holdings Inc. Dba Itw Military Gse Div Hobart Ground Systems |
NSN 5305-01-513-5541 is a Screw,machine, manufactured by Itw Gse Inc., classified under FSC 5305, Screws. Status: active.
NSN 5305-01-513-5541 has 1 manufacturer part number on file: HWF050 (Itw Gse Inc.).
Key specifications for HWF050: Fastener Length: 0.500 INCHES NOMINAL IN; Nominal Thread Diameter: 0.190 INCHES IN; Special Features: PHILLIPS PAN HEAD SCREW; Thread Quantity Per Inch: 32. 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.