The Screw,machine, cataloged under National Stock Number 5305-01-473-0583, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 10 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 | 5305-01-473-0583 |
| Primary Part Number | 124-4322643 PC 22 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Screw Surface Treatment | CADMIUM OR ZINC |
| Fastener Length | 0.875 INCHES NOMINAL IN |
| Screw Material Document and Classification | FF-S-92B FED STD 1ST MATERIAL RESPONSE |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 16 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Screw Surface Treatment Document and Classification | QQ-Z-325,TYPEII,CLASS2 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416,TYPEI,CLASSC FED SPEC 2ND 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 |
|---|---|
| 124-4322643 PC 22 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5305-01-473-0583 is a Screw,machine, manufactured by Naval Sea Systems Command, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-473-0583 has 1 manufacturer part number on file: 124-4322643 PC 22 (Naval Sea Systems Command).
Key specifications for 124-4322643 PC 22: Screw Surface Treatment: CADMIUM OR ZINC; Fastener Length: 0.875 INCHES NOMINAL IN; Screw Material Document and Classification: FF-S-92B FED STD 1ST MATERIAL RESPONSE; Nominal Thread Diameter: 0.375 INCHES IN. 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.