The Seat,valve, cataloged under National Stock Number 4810-01-348-4191, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4810-01-348-4191 |
| Primary Part Number | 1S5168PC2 |
| Item Name | Seat,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company |
| Status | ACTIVE |
| Flange Diameter | 3.812 INCHES NOMINAL IN |
| Thread Length | 0.500 INCHES NOMINAL SINGLE THREADED PORTION IN |
| Nominal Thread Size | 3.625 INCHES SINGLE THREADED PORTION IN |
| Thread Class | 3A SINGLE THREADED PORTION A |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE THREADED PORTION |
| 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 |
|---|---|
| 1S5168PC2 PRIMARY | Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company (USA) |
| Reference | Meaning |
|---|---|
| 1S5168 | D/9 Drawing number reference only Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company |
NSN 4810-01-348-4191 is a Seat,valve, manufactured by Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-348-4191 has 1 manufacturer part number on file: 1S5168PC2 (Ruggles-Klingemann Mfg Co Dba the Ruggles-Klingemann Company).
1 possible match (shared part number, not a government interchangeability claim): 4810-01-348-4195. Verify interchangeability with system specifications before substitution.
Key specifications for 1S5168PC2: Flange Diameter: 3.812 INCHES NOMINAL IN; Overall Height: 1.938 INCHES NOMINAL IN; Thread Length: 0.500 INCHES NOMINAL SINGLE THREADED PORTION IN; Nominal Thread Size: 3.625 INCHES SINGLE THREADED PORTION IN. 6 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.