The Valve,rotary,selector, cataloged under National Stock Number 4810-01-513-8121, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Naval Sea Systems Command. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-513-8121 |
| Primary Part Number | 593-7556854 ASSY97 |
| Item Name | Valve,rotary,selector |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| 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 |
|---|---|
| 593-7556854 ASSY97 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| FS0100NU40CWALTNL19SKA00XX | 5/9 Secondary reference Emerson Process Management Valve Automation, Inc. |
| 593-7556854 PC NO.11 | 5/9 Secondary reference Naval Sea Systems Command |
| 3TS05060A | 3/9 Design control — primary reference Aalberts Integrated Piping Systems Americas, Inc. |
NSN 4810-01-513-8121 is a Valve,rotary,selector, manufactured by Naval Sea Systems Command, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-513-8121 has 1 manufacturer part number on file: 593-7556854 ASSY97 (Naval Sea Systems Command).
2 possible matches (shared part number, not a government interchangeability claim): 4810-01-618-8508, 3040-01-623-1858. Verify interchangeability with system specifications before substitution.
Key specifications for 593-7556854 ASSY97: End Item Identification: E/I:ACTUATOR PNEU.ROTORY. 0 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.