PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N12203Valve,pilot

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 6350-00-389-4584 · FSC 6350 · No Item Name Available
Verified by PartsTable
NSN 6350-00-389-4584 — this item is cataloged by the U.S. Government under National Stock Number 6350-00-389-4584. Primary manufacturer part number: N12203.
Features
  • Valve,pilot — FSC 6350
  • 4 verified cross-references
  • Primary manufacturer: Leslie Controls, Inc. Dba Leslie Controls Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,pilot, cataloged under National Stock Number 6350-00-389-4584, is classified within Federal Supply Class 6350 (No Item Name Available) of the Alarm, Signal, and Security Detection Systems group. The primary manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,pilot
FSC / FSG6350 — No Item Name Available (FSG 63)
ManufacturersLeslie Controls, Inc. Dba Leslie Controls Inc (CAGE 35795)
Technical Specifications
ParameterValue
NSN6350-00-389-4584
Primary Part NumberN12203
Item NameValve,pilot
FSC / FSG6350 / 63 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6625-00-050-66891220-3 INTERCHANGEABLE
Voltmeter
Jewell Instruments Llc
5133-00-189-9248 INTERCHANGEABLE
Drill,twist
5330-00-291-774212203 INTERCHANGEABLE
Seal,plain Encased
Harbormaster Marine, Inc
5330-00-297-619233524 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5950-00-316-612112203 INTERCHANGEABLE
Reactor
Standex Electronics, Inc.
5340-00-353-299312203 INTERCHANGEABLE
Bellows,protection
Tld Wollard Llc
4310-00-705-6933 INTERCHANGEABLE
Vacuum Pump
5975-00-877-6893 INTERCHANGEABLE
Bushing,electrical Conduit
2520-01-099-10990014304 INTERCHANGEABLE
Parts Kit,hydraulic Transmission
Parker Hannifin Corporation Div Cylinder Division
5950-01-100-119261901-010 INTERCHANGEABLE
Transformer,power
Dynalec Corporation
Cross-Reference Index
Part NumberManufacturer
16222NPC16 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
12203 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
T636-4PC49 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
N12203 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
6625-00-050-6689INTERCHANGEABLE
VOLTMETER
1220-3
5133-00-189-9248INTERCHANGEABLE
DRILL,TWIST
5330-00-291-7742INTERCHANGEABLE
SEAL,PLAIN ENCASED
12203
5330-00-297-6192INTERCHANGEABLE
SEAL,PLAIN ENCASED
33524
5950-00-316-6121INTERCHANGEABLE
REACTOR
12203
5340-00-353-2993INTERCHANGEABLE
BELLOWS,PROTECTION
12203
4310-00-705-6933INTERCHANGEABLE
VACUUM PUMP
5975-00-877-6893INTERCHANGEABLE
BUSHING,ELECTRICAL CONDUIT
2520-01-099-1099INTERCHANGEABLE
PARTS KIT,HYDRAULIC TRANSMISSION
0014304
5950-01-100-1192INTERCHANGEABLE
TRANSFORMER,POWER
61901-010
6150-01-114-6607INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
17601
5950-01-140-1246INTERCHANGEABLE
TRANSFORMER,POWER
1220B-3

Frequently Asked Questions

What is NSN 6350-00-389-4584?

NSN 6350-00-389-4584 is a Valve,pilot, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 6350 (No Item Name Available). Status: active.

What are the part numbers for NSN 6350-00-389-4584?

NSN 6350-00-389-4584 has 4 cross-referenced part numbers: 16222NPC16 (Leslie Controls, Inc. Dba Leslie Controls Inc), 12203 (Leslie Controls, Inc. Dba Leslie Controls Inc), T636-4PC49 (Leslie Controls, Inc. Dba Leslie Controls Inc), N12203 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 6350-00-389-4584?

There are 12 known substitutes for 6350-00-389-4584: 6625-00-050-6689, 5133-00-189-9248, 5330-00-291-7742 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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