The Setscrew, cataloged under National Stock Number 5305-00-269-6597, 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 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-269-6597 |
| Primary Part Number | 394011PC9 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Spline Minor Diameter | 0.081 INCHES NOMINAL IN |
| Point Length | 0.049 INCHES NOMINAL IN |
| Fastener Length | 0.188 INCHES NOMINAL IN |
| Spline Width | 0.021 INCHES MINIMUM AND 0.022 INCHES MAXIMUM IN |
| Thread Length | 0.188 INCHES MAXIMUM IN |
| Hardness Rating | 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | QQ-S-763,CLASS 304,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Spline Major Diameter | 0.097 INCHES NOMINAL IN |
| Point Chamfer Angle | 118.0 DEGREES NOMINAL |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Features Provided | CASEHARDENED |
| Head Style | HEADLESS (SETSCREW) |
| Thread Direction | RIGHT-HAND |
| Point Style | CONE |
| Nondefinitive Spec/std Data | 4 TYPE AND 2 STYLE |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | SIX SPLINE |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 304 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 |
|---|---|
| 394011PC9 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| FFS103TYPE4STYLE2 | 4/1 Identification reference U.S. Government activity |
NSN 5305-00-269-6597 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 5305-00-269-6597 has 1 manufacturer part number on file: 394011PC9 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
2 possible matches (shared part number, not a government interchangeability claim): 5305-00-272-3566, 5305-00-800-8004. Verify interchangeability with system specifications before substitution.
Key specifications for 394011PC9: Spline Minor Diameter: 0.081 INCHES NOMINAL IN; Point Length: 0.049 INCHES NOMINAL IN; Fastener Length: 0.188 INCHES NOMINAL IN; Spline Width: 0.021 INCHES MINIMUM AND 0.022 INCHES MAXIMUM IN. 21 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.