The Screw,machine, cataloged under National Stock Number 5305-00-520-3538, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 16 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 | 5305-00-520-3538 |
| Primary Part Number | 5203538 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| Head Height | 0.326 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN |
| Screw Surface Treatment | PASSIVATE |
| Fastener Length | 1.094 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN |
| Screw Material Document and Classification | QQ-B-626,COMP 22 FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Length | 0.500 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | FILLISTER |
| Thread Direction | RIGHT-HAND |
| Screw Material | COPPER ALLOY 360 |
| Minimum Tensile Strength | 57000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.496 INCHES MINIMUM AND 0.497 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | 194 MIL STD SINGLE TREATMENT RESPONSE |
| 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 |
|---|---|
| 5203538 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 5305-00-520-3538 is a Screw,machine, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-520-3538 has 1 manufacturer part number on file: 5203538 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 5203538: Head Height: 0.326 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN; Screw Surface Treatment: PASSIVATE; Fastener Length: 1.094 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN; Screw Material Document and Classification: QQ-B-626,COMP 22 FED SPEC SINGLE MATERIAL RESPONSE. 16 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.