The Setscrew, cataloged under National Stock Number 5305-00-208-8091, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 17 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 | 5305-00-208-8091 |
| Primary Part Number | 166242PC311 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Point Diameter | 0.188 INCHES NOMINAL IN |
| Head Height | 0.090 INCHES NOMINAL IN |
| Point Length | 0.530 INCHES NOMINAL IN |
| Fastener Length | 0.690 INCHES NOMINAL IN |
| Thread Length | 0.160 INCHES MINIMUM IN |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Point Chamfer Angle | 45.0 DEGREES NOMINAL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Point Style | CHAMFER DOG |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 1A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 416 OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.312 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 |
|---|---|
| 166242PC311 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5305-00-208-8091 is a Setscrew, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-208-8091 has 1 manufacturer part number on file: 166242PC311 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 166242PC311: Point Diameter: 0.188 INCHES NOMINAL IN; Head Height: 0.090 INCHES NOMINAL IN; Point Length: 0.530 INCHES NOMINAL IN; Fastener Length: 0.690 INCHES NOMINAL IN. 17 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.