The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-032-5659, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics. Government technical data includes 18 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-032-5659 |
| Primary Part Number | 645008H45NV |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics |
| Status | ACTIVE |
| Width Across Flats | 0.109 INCHES NOMINAL IN |
| Head Height | 0.138 INCHES NOMINAL IN |
| Fastener Length | 0.562 INCHES NOMINAL IN |
| Thread Length | 0.500 INCHES MINIMUM IN |
| Hole Configuration Style | ROUND INTERNAL HEXAGON |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | HEXAGON |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Hole Quantity | 2 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Hole Type | DRILLED |
| Hole Diameter | 0.031 INCHES NOMINAL IN |
| Head Diameter | 0.226 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 |
|---|---|
| 645008H45NV PRIMARY | Parker-Hannifin Corporation Dba Pneutronics (USA) |
| Reference | Meaning |
|---|---|
| 645008H45NV | 5/9 Secondary reference Parker-Hannifin Corporation Dba Parker Motion & Control Sales |
| 645008H45NV | 5/9 Secondary reference U.S. Government activity |
| 645008H45NV | 5/1 Secondary reference Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations |
NSN 5305-01-032-5659 is a Screw,cap,socket Head, manufactured by Parker-Hannifin Corporation Dba Pneutronics, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-032-5659 has 1 manufacturer part number on file: 645008H45NV (Parker-Hannifin Corporation Dba Pneutronics).
Key specifications for 645008H45NV: Width Across Flats: 0.109 INCHES NOMINAL IN; Head Height: 0.138 INCHES NOMINAL IN; Fastener Length: 0.562 INCHES NOMINAL IN; Thread Length: 0.500 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.