The Setscrew, cataloged under National Stock Number 5305-00-025-8016, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Kelly Manufacturing Company. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-025-8016 |
| Primary Part Number | C63501 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Kelly Manufacturing Company |
| Status | ACTIVE |
| Head Height | 0.055 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN |
| Fastener Length | 0.312 INCHES NOMINAL IN |
| Thread Length | 0.312 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.086 INCHES IN |
| Head Style | FILLISTER |
| Thread Direction | RIGHT-HAND |
| Point Style | OVAL |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 56 |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.124 INCHES MINIMUM AND 0.140 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 |
|---|---|
| C63501 PRIMARY | Kelly Manufacturing Company (USA) |
| Reference | Meaning |
|---|---|
| C63501 | 5/9 Secondary reference Allen R C Instruments Inc |
| C63501 | 5/9 Secondary reference Allen R C Co Inc Cash Register Div |
NSN 5305-00-025-8016 is a Setscrew, manufactured by Kelly Manufacturing Company, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-025-8016 has 1 manufacturer part number on file: C63501 (Kelly Manufacturing Company).
Key specifications for C63501: Head Height: 0.055 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN; Fastener Length: 0.312 INCHES NOMINAL IN; Thread Length: 0.312 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.086 INCHES IN. 13 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.