The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-421-1972, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Cardinal Fastener and Specialty Co Inc. Government technical data includes 11 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 | 5305-01-421-1972 |
| Primary Part Number | 112131-000 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Cardinal Fastener and Specialty Co Inc |
| Status | ACTIVE |
| Head Height | 0.591 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN |
| Fastener Length | 4.840 INCHES MINIMUM AND 5.000 INCHES MAXIMUM IN |
| Thread Length | 2.250 INCHES MINIMUM AND 2.750 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 1.000 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.469 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN |
| Surface Treatment | ZINC AND CHROMATE OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 14 |
| Thread Series Designator | UNS |
| 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 |
|---|---|
| 112131-000 PRIMARY | Cardinal Fastener and Specialty Co Inc (USA) |
NSN 5305-01-421-1972 is a Screw,cap,hexagon Head, manufactured by Cardinal Fastener and Specialty Co Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-421-1972 has 1 manufacturer part number on file: 112131-000 (Cardinal Fastener and Specialty Co Inc).
Key specifications for 112131-000: Head Height: 0.591 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN; Fastener Length: 4.840 INCHES MINIMUM AND 5.000 INCHES MAXIMUM IN; Thread Length: 2.250 INCHES MINIMUM AND 2.750 INCHES MAXIMUM IN; Nominal Thread Diameter: 1.000 INCHES IN. 11 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.