The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-705-1826, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-705-1826 |
| Primary Part Number | 7051826 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Head Height | 0.188 INCHES NOMINAL IN |
| Fastener Length | 1.250 INCHES NOMINAL IN |
| Thread Length | 1.250 INCHES MAXIMUM IN |
| Hardness Rating | 93.0 ROCKWELL B MINIMUM AND 99.0 ROCKWELL B MAXIMUM OVERALL |
| Material Document and Classification | QQ-S-630 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-631 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.438 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Minimum Yield Strength | 60000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 1020 OVERALL |
| 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 |
|---|---|
| 7051826 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5305-00-705-1826 is a Screw,cap,hexagon Head, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-705-1826 has 1 manufacturer part number on file: 7051826 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 7051826: Head Height: 0.188 INCHES NOMINAL IN; Fastener Length: 1.250 INCHES NOMINAL IN; Thread Length: 1.250 INCHES MAXIMUM IN; Hardness Rating: 93.0 ROCKWELL B MINIMUM AND 99.0 ROCKWELL B MAXIMUM 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.