The Screw,machine, cataloged under National Stock Number 5305-01-189-4560, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 15 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 | 5305-01-189-4560 |
| Primary Part Number | 10555981 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Head Height | 0.053 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN |
| Screw Surface Treatment | PASSIVATE |
| Fastener Length | 0.090 INCHES NOMINAL IN |
| Screw Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Length | 0.090 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.086 INCHES IN |
| Head Style | PAN |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL CORROSION RESISTING |
| Internal Drive Style | CROSS RECESS TYPE II |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 64 |
| Thread Series Designator | UNF |
| Head Diameter | 0.155 INCHES MINIMUM AND 0.167 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | QQ-P-35 FED SPEC 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 |
|---|---|
| 10555981 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 5305-01-189-4560 is a Screw,machine, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-189-4560 has 1 manufacturer part number on file: 10555981 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 10555981: Head Height: 0.053 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN; Screw Surface Treatment: PASSIVATE; Fastener Length: 0.090 INCHES NOMINAL IN; Screw Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE. 15 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.