The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-004-0273, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is General Electric Co Direct Current Motor and Generator Dept. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-004-0273 |
| Primary Part Number | N44P21016C6 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | General Electric Co Direct Current Motor and Generator Dept |
| Status | ACTIVE |
| Fastener Length | 1.000 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | FILLISTER |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| N44P21016C6 PRIMARY | General Electric Co Direct Current Motor and Generator Dept (USA) |
| Reference | Meaning |
|---|---|
| 1473342PC69 | 5/9 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5305-01-004-0273 is a Screw,cap,socket Head, manufactured by General Electric Co Direct Current Motor and Generator Dept, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-004-0273 has 1 manufacturer part number on file: N44P21016C6 (General Electric Co Direct Current Motor and Generator Dept).
Key specifications for N44P21016C6: Fastener Length: 1.000 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN; Head Style: FILLISTER; Thread Direction: RIGHT-HAND. 8 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.