The Screw,shoulder, cataloged under National Stock Number 5305-01-196-8637, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Qioptiq Ltd. Government technical data includes 1 specification, 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-196-8637 |
| Primary Part Number | 031604 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Qioptiq Ltd |
| Status | ACTIVE |
| 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 |
|---|---|
| 031604 PRIMARY | Qioptiq Ltd (GBR) |
NSN 5305-01-196-8637 is a Screw,shoulder, manufactured by Qioptiq Ltd, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-196-8637 has 1 manufacturer part number on file: 031604 (Qioptiq Ltd).
1 possible match (shared part number, not a government interchangeability claim): 6625-01-513-4536. Verify interchangeability with system specifications before substitution.
Key specifications for 031604: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 1 specification is 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.