The Screw,machine, cataloged under National Stock Number 5305-00-237-7479, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Ge Aviation Systems Llc. Government technical data includes 12 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 | 5305-00-237-7479 |
| Primary Part Number | 33AA3111-02-04 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Ge Aviation Systems Llc |
| Status | ACTIVE |
| Fastener Length | 0.219 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN |
| Thread Length | 0.250 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.099 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Screw Material | PLASTIC |
| Internal Drive Style | SLOT |
| Countersink Angle | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 56 |
| Thread Series Designator | UNF |
| Head Diameter | 0.156 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 33AA3111-02-04 PRIMARY | Ge Aviation Systems Llc (USA) |
NSN 5305-00-237-7479 is a Screw,machine, manufactured by Ge Aviation Systems Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-237-7479 has 1 manufacturer part number on file: 33AA3111-02-04 (Ge Aviation Systems Llc).
Key specifications for 33AA3111-02-04: Fastener Length: 0.219 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN; Thread Length: 0.250 INCHES MINIMUM IN; Nominal Thread Diameter: 0.099 INCHES IN; Head Style: FLAT COUNTERSUNK. 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.