The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-166-4416, 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 12 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-166-4416 |
| Primary Part Number | 6693384 PIECE 28 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Head Height | 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN |
| Fastener Length | 3.260 INCHES NOMINAL IN |
| Thread Length | 1.260 INCHES NOMINAL IN |
| Material Document and Classification | AISI ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 13 |
| Material | STEEL COMP 4140 OR STEEL COMP 4142 OR STEEL COMP 4145 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 |
|---|---|
| PL-7378E65 PIECE 154 | General Electric Company (USA) |
| K-6693384 PIECE 28 | General Electric Company (USA) |
| 6693384 PIECE 28 PRIMARY | General Electric Company (USA) |
NSN 5305-01-166-4416 is a Screw,cap,hexagon Head, manufactured by General Electric Company, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-166-4416 has 3 manufacturer part numbers on file: PL-7378E65 PIECE 154 (General Electric Company), K-6693384 PIECE 28 (General Electric Company), 6693384 PIECE 28 (General Electric Company).
Key specifications for 6693384 PIECE 28: Head Height: 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN; Fastener Length: 3.260 INCHES NOMINAL IN; Thread Length: 1.260 INCHES NOMINAL IN; Material Document and Classification: AISI ASSN STD ALL MATERIAL RESPONSES OVERALL. 12 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.