The Screw,shoulder, cataloged under National Stock Number 5305-01-557-4344, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Combat Capabilities Development Command Armaments Center Dba Us Army Combat Capabilities Development Command Armaments Center. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-557-4344 |
| Primary Part Number | 11E422032 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Combat Capabilities Development Command Armaments Center Dba Us Army Combat Capabilities Development Command Armaments Center |
| Status | ACTIVE |
| Width Across Flats | 0.375 INCHES NOMINAL IN |
| Head Height | 0.500 INCHES NOMINAL IN |
| Thread Length | 0.875 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Head Style | DEE CHAMFER |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 11 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 1.000 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 |
|---|---|
| 11E422032 PRIMARY | Combat Capabilities Development Command Armaments Center Dba Us Army Combat Capabilities Development Command Armaments Center (USA) |
| Reference | Meaning |
|---|---|
| RIA149159 | 5/9 Secondary reference Army, United States Department of the Dba Rock Island Arsenal Jmtc |
NSN 5305-01-557-4344 is a Screw,shoulder, manufactured by Combat Capabilities Development Command Armaments Center Dba Us Army Combat Capabilities Development Command Armaments Center, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-557-4344 has 1 manufacturer part number on file: 11E422032 (Combat Capabilities Development Command Armaments Center Dba Us Army Combat Capabilities Development Command Armaments Center).
Key specifications for 11E422032: Width Across Flats: 0.375 INCHES NOMINAL IN; Head Height: 0.500 INCHES NOMINAL IN; Thread Length: 0.875 INCHES NOMINAL IN; Nominal Thread Diameter: 0.625 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.