The Screw,shoulder, cataloged under National Stock Number 5305-00-182-9243, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 18 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 | 5305-00-182-9243 |
| Primary Part Number | 8448319 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| Head Height | 0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Fastener Length | 0.510 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN |
| Shoulder Length | 0.205 INCHES MINIMUM AND 0.210 INCHES MAXIMUM FIRST SHOULDER IN |
| Shoulder Diameter | 0.214 INCHES MINIMUM AND 0.216 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.205 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Hardness Rating | 38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL |
| Criticality Code Justification | AATN AND AATX |
| Material Document and Classification | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP E4340 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.270 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 8448319 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 5305-00-182-9243 is a Screw,shoulder, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-182-9243 has 1 manufacturer part number on file: 8448319 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 8448319: Head Height: 0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN; Fastener Length: 0.510 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN; Shoulder Length: 0.205 INCHES MINIMUM AND 0.210 INCHES MAXIMUM FIRST SHOULDER IN; Shoulder Diameter: 0.214 INCHES MINIMUM AND 0.216 INCHES MAXIMUM FIRST SHOULDER IN. 18 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.