The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-541-2925, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Tru-Hitch, Inc.. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-541-2925 |
| Primary Part Number | 00539-1 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Tru-Hitch, Inc. |
| Status | ACTIVE |
| Head Height | 0.1562 INCHES NOMINAL IN |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Thread Length | 0.500 INCHES NOMINAL IN |
| Hardness Rating | 33.0 ROCKWELL C MINIMUM OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.4375 INCHES NOMINAL IN |
| Color | YELLOW OVERALL |
| Surface Treatment | CHROMATE ZINC OVERALL |
| Minimum Tensile Strength | 150000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 00539-1 PRIMARY | Tru-Hitch, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 92620A537 | 5/9 Secondary reference Mcmaster-Carr Supply Co |
NSN 5305-01-541-2925 is a Screw,cap,hexagon Head, manufactured by Tru-Hitch, Inc., classified under FSC 5305, Screws. Status: active.
NSN 5305-01-541-2925 has 1 manufacturer part number on file: 00539-1 (Tru-Hitch, Inc.).
Key specifications for 00539-1: Head Height: 0.1562 INCHES NOMINAL IN; Fastener Length: 0.500 INCHES NOMINAL IN; Thread Length: 0.500 INCHES NOMINAL IN; Hardness Rating: 33.0 ROCKWELL C MINIMUM OVERALL. 15 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.