The Screw,machine, cataloged under National Stock Number 5305-00-616-1864, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Ge Aviation Systems Llc Dba Ge Aviation Systems Llc. Government technical data includes 16 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 | 5305-00-616-1864 |
| Primary Part Number | FYLC91 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc |
| Status | ACTIVE |
| Head Height | 0.125 INCHES NOMINAL IN |
| Screw Surface Treatment | CADMIUM |
| Fastener Length | 1.750 INCHES NOMINAL IN |
| Thread Length | 0.375 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Hole Quantity | 1 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Hole Configuration Style | ROUND |
| Hole Diameter | 0.046 INCHES NOMINAL IN |
| Head Diameter | 0.219 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 |
| Part Number | Manufacturer |
|---|---|
| FYLC91 PRIMARY | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA) |
NSN 5305-00-616-1864 is a Screw,machine, manufactured by Ge Aviation Systems Llc Dba Ge Aviation Systems Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-616-1864 has 1 manufacturer part number on file: FYLC91 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc).
Key specifications for FYLC91: Head Height: 0.125 INCHES NOMINAL IN; Screw Surface Treatment: CADMIUM; Fastener Length: 1.750 INCHES NOMINAL IN; Thread Length: 0.375 INCHES MINIMUM IN. 16 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.