The Screw,shoulder, cataloged under National Stock Number 5305-01-377-8222, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Rockwell Collins, Inc. Dba Rc Displays Systems. 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 | 5305-01-377-8222 |
| Primary Part Number | 44895-1 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Rockwell Collins, Inc. Dba Rc Displays Systems |
| Status | ACTIVE |
| Width Across Flats | 0.188 INCHES NOMINAL IN |
| Fastener Length | 1.654 INCHES NOMINAL IN |
| Shoulder Length | 1.000 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Diameter | 0.371 INCHES MINIMUM AND 0.373 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.480 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | CADMIUM OVERALL |
| Internal Drive Style | HEXAGON |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.543 INCHES MINIMUM AND 0.562 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 | X |
| Part Number | Manufacturer |
|---|---|
| 44895-1 PRIMARY | Rockwell Collins, Inc. Dba Rc Displays Systems (USA) |
NSN 5305-01-377-8222 is a Screw,shoulder, manufactured by Rockwell Collins, Inc. Dba Rc Displays Systems, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-377-8222 has 1 manufacturer part number on file: 44895-1 (Rockwell Collins, Inc. Dba Rc Displays Systems).
Key specifications for 44895-1: Width Across Flats: 0.188 INCHES NOMINAL IN; Fastener Length: 1.654 INCHES NOMINAL IN; Shoulder Length: 1.000 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Diameter: 0.371 INCHES MINIMUM AND 0.373 INCHES MAXIMUM 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.