The Setscrew, cataloged under National Stock Number 5305-00-752-1718, 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 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-752-1718 |
| Primary Part Number | 7521718 |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Point Diameter | 0.375 INCHES NOMINAL IN |
| Point Length | 0.219 INCHES NOMINAL IN |
| Fastener Length | 1.063 INCHES NOMINAL IN |
| Thread Length | 0.844 INCHES MINIMUM IN |
| Hardness Rating | 17.5 ROCKWELL C MINIMUM AND 27.6 ROCKWELL C MAXIMUM OVERALL |
| Point Chamfer Angle | 45.0 DEGREES NOMINAL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | HEADLESS (SETSCREW) |
| Thread Direction | RIGHT-HAND |
| Point Style | CHAMFER DOG |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 13 |
| Material | STEEL COMP 304 OR STEEL COMP 322 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 |
|---|---|
| 7521718 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 10X495 PRIMARY | Meritor Heavy Vehicle Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 2668D5 | 5/9 Secondary reference Diamond Reo Truck Co |
| 911619 | 5/9 Secondary reference Sasco Inc Canadian Div |
| 5305007521718 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
NSN 5305-00-752-1718 is a Setscrew, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-752-1718 has 2 manufacturer part numbers on file: 7521718 (U S Army Tank Automotive Command Amsta-Im-Mm), 10X495 (Meritor Heavy Vehicle Systems, Llc).
Key specifications for 7521718: Point Diameter: 0.375 INCHES NOMINAL IN; Point Length: 0.219 INCHES NOMINAL IN; Fastener Length: 1.063 INCHES NOMINAL IN; Thread Length: 0.844 INCHES MINIMUM IN. 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.