The Screw,machine, cataloged under National Stock Number 5305-01-440-6934, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5305-01-440-6934 |
| Primary Part Number | 00160221 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| Screw Surface Treatment | CADMIUM |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.216 INCHES IN |
| Head Style | PAN |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 00160221 PRIMARY | Rolls-Royce Solutions America Inc (USA) |
| 3322390 | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 160221 | C/1 Advisory reference — outside the item-of-supply concept Rolls-Royce Solutions America Inc |
| 3322390 | 5/9 Secondary reference Oshkosh Corp |
NSN 5305-01-440-6934 is a Screw,machine, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-440-6934 has 2 manufacturer part numbers on file: 00160221 (Rolls-Royce Solutions America Inc), 3322390 (Oshkosh Defense Llc).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-650-2724. Verify interchangeability with system specifications before substitution.
Key specifications for 00160221: Screw Surface Treatment: CADMIUM; Fastener Length: 0.500 INCHES NOMINAL IN; Nominal Thread Diameter: 0.216 INCHES IN; Head Style: PAN. 10 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.