The Screw,machine, cataloged under National Stock Number 5305-00-770-0800, 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 17 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 | 5305-00-770-0800 |
| Primary Part Number | 7703705 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Head Height | 0.208 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN |
| Screw Surface Treatment | CADMIUM AND CHROMATE |
| Fastener Length | 0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Screw Material Document and Classification | QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Length | 0.201 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Nondefinitive Spec/std Data | 1 TYPE AND 10S STYLE |
| Screw Material | STEEL |
| Minimum Tensile Strength | 60000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Screw Surface Treatment Document and Classification | QQ-P-416,TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES |
| 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 |
|---|---|
| 7703705 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5305-00-770-0800 is a Screw,machine, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-770-0800 has 1 manufacturer part number on file: 7703705 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 7703705: Head Height: 0.208 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN; Screw Surface Treatment: CADMIUM AND CHROMATE; Fastener Length: 0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN; Screw Material Document and Classification: QQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE. 17 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.