The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-514-2774, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-01-514-2774 |
| Primary Part Number | 92240A551 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Head Height | 0.160 INCHES NOMINAL IN |
| Fastener Length | 2.410 INCHES NOMINAL IN |
| Thread Length | 2.250 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.438 INCHES NOMINAL IN |
| Thread Class | 1A A |
| Thread Quantity Per Inch | 20 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 92240A551 | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| 1-HF-25C-225 | 3/2 Design control — primary reference U.S. Government activity |
| 03279-09 | 3/9 Design control — primary reference Defense Logistics Agency Dba Defense Supply Center Philadelphia |
NSN 5305-01-514-2774 is a Screw,cap,hexagon Head, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-514-2774 has 1 manufacturer part number on file: 92240A551 (Mcmaster-Carr Supply Co).
Key specifications for 92240A551: Head Height: 0.160 INCHES NOMINAL IN; Fastener Length: 2.410 INCHES NOMINAL IN; Thread Length: 2.250 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN. 10 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.