The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-601-4270, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Fastenal Company Dba Fastenal Co. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-601-4270 |
| Primary Part Number | 73712 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Fastenal Company Dba Fastenal Co |
| Status | ACTIVE |
| Width Across Flats | 0.0625 INCHES NOMINAL IN |
| Head Height | 0.059 INCHES NOMINAL IN |
| Fastener Length | 0.50 INCHES NOMINAL IN |
| Thread Length | 0.50 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | BUTTON |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | HEXAGON |
| Thread Quantity Per Inch | 40 |
| Material | STEEL PROPERTY CLASS 18.8 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.213 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 |
NSN 5305-01-601-4270 is a Screw,cap,socket Head, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-601-4270 has 2 manufacturer part numbers on file: 73712 (Fastenal Company Dba Fastenal Co), 92949A110 (Mcmaster-Carr Supply Co).
Key specifications for 73712: Width Across Flats: 0.0625 INCHES NOMINAL IN; Head Height: 0.059 INCHES NOMINAL IN; Fastener Length: 0.50 INCHES NOMINAL IN; Thread Length: 0.50 INCHES NOMINAL IN. 12 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.