The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-620-8049, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is American Bolt and Screw Mfg Corp. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-620-8049 |
| Primary Part Number | TAPG8ZY51624134 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | American Bolt and Screw Mfg Corp |
| Status | ACTIVE |
| Head Height | 0.203 INCHES NOMINAL IN |
| Fastener Length | 1.750 INCHES NOMINAL IN |
| Thread Length | 1.750 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.500 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE AND ZINC OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| TAPG8ZY51624134 PRIMARY | American Bolt and Screw Mfg Corp (USA) |
| 92620A305 | Mcmaster-Carr Supply Co (USA) |
NSN 5305-01-620-8049 is a Screw,cap,hexagon Head, manufactured by American Bolt and Screw Mfg Corp, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-620-8049 has 2 manufacturer part numbers on file: TAPG8ZY51624134 (American Bolt and Screw Mfg Corp), 92620A305 (Mcmaster-Carr Supply Co).
Key specifications for TAPG8ZY51624134: Head Height: 0.203 INCHES NOMINAL IN; Fastener Length: 1.750 INCHES NOMINAL IN; Thread Length: 1.750 INCHES NOMINAL IN; Nominal Thread Diameter: 0.312 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.