The Screw,shoulder, cataloged under National Stock Number 5305-01-045-6540, 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 | 5305-01-045-6540 |
| Primary Part Number | 10867157 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Width Across Flats | 0.190 INCHES NOMINAL IN |
| Head Height | 0.281 INCHES NOMINAL IN |
| Fastener Length | 4.000 INCHES NOMINAL IN |
| Shoulder Length | 0.063 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Length | 0.078 INCHES NOMINAL SECOND SHOULDER IN |
| Thread Length | 0.422 INCHES NOMINAL IN |
| Shoulder Shape | ROUND SECOND SHOULDER |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Nominal Thread Diameter | 0.313 INCHES IN |
| Head Style | FILLISTER |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 1035 OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.563 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 |
|---|---|
| 10867157 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5305-01-045-6540 is a Screw,shoulder, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-045-6540 has 1 manufacturer part number on file: 10867157 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 10867157: Width Across Flats: 0.190 INCHES NOMINAL IN; Head Height: 0.281 INCHES NOMINAL IN; Fastener Length: 4.000 INCHES NOMINAL IN; Shoulder Length: 0.063 INCHES NOMINAL FIRST SHOULDER IN. 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.