The Screw,assembled Washer, cataloged under National Stock Number 5305-00-685-2302, 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 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-685-2302 |
| Primary Part Number | A8217-6 |
| Item Name | Screw,assembled Washer |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc |
| Status | ACTIVE |
| Head Height | 0.123 INCHES MINIMUM AND 0.137 INCHES MAXIMUM IN |
| Fastener Length | 0.375 INCHES NOMINAL IN |
| Primary Washer Outside Diameter | 0.370 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN |
| Thread Length | 0.353 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | ROUND |
| Primary Washer Style | FLAT EXTERNAL TEETH |
| Thread Direction | RIGHT-HAND |
| Primary Washer Material Thickness | 0.018 INCHES MINIMUM AND 0.022 INCHES MAXIMUM IN |
| Surface Treatment | TIN OR SILVER OVERALL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | COPPER ALLOY 230 OR COPPER ALLOY 240 OR COPPER ALLOY 260 OR COPPER ALLOY 268 OR COPPER ALLOY 342 OR COPPER ALLOY 353 FASTENER |
| Material | COPPER ALLOY 510 PRIMARY WASHER |
| Thread Series Designator | UNF |
| Washer Quantity | 1 |
| Head Diameter | 0.334 INCHES MINIMUM AND 0.359 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 |
|---|---|
| 7917999-017 | General Motors Corp (USA) |
| A8217-6 PRIMARY | Ge Aviation Systems Llc Dba Ge Aviation Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| 7917999-017 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-00-685-2302 is a Screw,assembled Washer, manufactured by Ge Aviation Systems Llc Dba Ge Aviation Systems Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-685-2302 has 2 manufacturer part numbers on file: 7917999-017 (General Motors Corp), A8217-6 (Ge Aviation Systems Llc Dba Ge Aviation Systems Llc).
Key specifications for A8217-6: Head Height: 0.123 INCHES MINIMUM AND 0.137 INCHES MAXIMUM IN; Fastener Length: 0.375 INCHES NOMINAL IN; Primary Washer Outside Diameter: 0.370 INCHES MINIMUM AND 0.381 INCHES MAXIMUM IN; Thread Length: 0.353 INCHES MINIMUM IN. 18 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.