The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-680-5589, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is General Electric Company. Government technical data includes 19 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-680-5589 |
| Primary Part Number | 416B472P4 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Width Across Flats | 0.220 INCHES NOMINAL IN |
| Head Height | 0.270 INCHES NOMINAL IN |
| Fastener Length | 1.130 INCHES NOMINAL IN |
| Thread Length | 0.785 INCHES NOMINAL IN |
| Hardness Rating | 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL |
| Hole Configuration Style | ROUND |
| Material Document and Classification | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 8740 OVERALL |
| Hole Quantity | 6 |
| Thread Series Designator | UNF |
| Hole Type | DRILLED |
| Hole Diameter | 0.062 INCHES NOMINAL IN |
| Head Diameter | 0.430 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5305-00-680-5589 is a Screw,cap,socket Head, manufactured by General Electric Company, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-680-5589 has 2 manufacturer part numbers on file: 416B472P4 (General Electric Company), 416B472P4 (General Electric Company).
Key specifications for 416B472P4: Width Across Flats: 0.220 INCHES NOMINAL IN; Head Height: 0.270 INCHES NOMINAL IN; Fastener Length: 1.130 INCHES NOMINAL IN; Thread Length: 0.785 INCHES NOMINAL IN. 19 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.