The Screw,shoulder, cataloged under National Stock Number 5305-01-321-8587, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Te Connectivity Corporation. 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 | 5305-01-321-8587 |
| Primary Part Number | 552634-7 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Te Connectivity Corporation |
| Status | ACTIVE |
| Head Height | 0.256 INCHES NOMINAL IN |
| Fastener Length | 0.494 INCHES NOMINAL IN |
| Shoulder Length | 0.201 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Diameter | 0.183 INCHES NOMINAL FIRST SHOULDER IN |
| Thread Length | 0.293 INCHES NOMINAL IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Hole Configuration Style | HEXAGON LONGITUDINAL HOLE |
| Hole Thread Pitch in Millimeters | 0.6 |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Thread Class | 3A A |
| Hole Nominal Thread Diameter | 3.5 MILLIMETERS MM |
| Thread Quantity Per Inch | 40 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Hole Type | THREADED |
| 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 |
|---|---|
| 552634-7 PRIMARY | Te Connectivity Corporation (USA) |
NSN 5305-01-321-8587 is a Screw,shoulder, manufactured by Te Connectivity Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-321-8587 has 1 manufacturer part number on file: 552634-7 (Te Connectivity Corporation).
Key specifications for 552634-7: Head Height: 0.256 INCHES NOMINAL IN; Fastener Length: 0.494 INCHES NOMINAL IN; Shoulder Length: 0.201 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Diameter: 0.183 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.