The Screw,shoulder, cataloged under National Stock Number 5305-01-377-4419, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 16 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 | 5305-01-377-4419 |
| Primary Part Number | 5361663 ITEM 130 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Head Height | 0.440 INCHES NOMINAL IN |
| Fastener Length | 2.440 INCHES NOMINAL IN |
| Shoulder Length | 1.500 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Diameter | 1.000 INCHES MINIMUM AND 1.005 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.940 INCHES NOMINAL IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Material Document and Classification | QQ-N-281,CLA, CLB FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.250 INCHES NOMINAL IN |
| Internal Drive Style | TORX |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 13 |
| Material | NICKEL ALLOY 400 OR NICKEL ALLOY R-405 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 |
|---|---|
| 5361663 ITEM 130 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5305-01-377-4419 is a Screw,shoulder, manufactured by Naval Sea Systems Command, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-377-4419 has 1 manufacturer part number on file: 5361663 ITEM 130 (Naval Sea Systems Command).
Key specifications for 5361663 ITEM 130: Head Height: 0.440 INCHES NOMINAL IN; Fastener Length: 2.440 INCHES NOMINAL IN; Shoulder Length: 1.500 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Diameter: 1.000 INCHES MINIMUM AND 1.005 INCHES MAXIMUM FIRST SHOULDER IN. 16 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.