The Setscrew, cataloged under National Stock Number 5305-00-421-3986, 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 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-421-3986 |
| Primary Part Number | 7336058 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Head Height | 0.125 INCHES NOMINAL IN |
| Fastener Length | 0.751 INCHES NOMINAL IN |
| Thread Length | 0.360 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Point Style | FLAT |
| Internal Drive Style | SLOT |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.750 INCHES NOMINAL IN |
| 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 |
|---|---|
| 7336058 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 17-11-104-11 | Triman Industries Inc (USA) |
NSN 5305-00-421-3986 is a Setscrew, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-421-3986 has 2 manufacturer part numbers on file: 7336058 (U S Army Tank Automotive Command Amsta-Im-Mm), 17-11-104-11 (Triman Industries Inc).
1 possible match (shared part number, not a government interchangeability claim): 5305-00-441-0243. Verify interchangeability with system specifications before substitution.
Key specifications for 7336058: Head Height: 0.125 INCHES NOMINAL IN; Fastener Length: 0.751 INCHES NOMINAL IN; Thread Length: 0.360 INCHES MINIMUM 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.