The Setscrew, cataloged under National Stock Number 5305-00-352-7345, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. 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 | 5305-00-352-7345 |
| Primary Part Number | 1F6392 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Head Height | 0.625 INCHES NOMINAL IN |
| Point Length | 0.500 INCHES NOMINAL IN |
| Fastener Length | 9.750 INCHES NOMINAL IN |
| Thread Length | 1.500 INCHES MINIMUM IN |
| Hardness Rating | 20.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | QQ-S-624,3135 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Point Chamfer Angle | 64.0 DEGREES NOMINAL |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Point Style | CONE |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP 3135 OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.875 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 |
|---|---|
| 1F6392 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 5305-00-352-7345 is a Setscrew, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-352-7345 has 1 manufacturer part number on file: 1F6392 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 1F6392: Head Height: 0.625 INCHES NOMINAL IN; Point Length: 0.500 INCHES NOMINAL IN; Fastener Length: 9.750 INCHES NOMINAL IN; Thread Length: 1.500 INCHES MINIMUM 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.