PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30243Valve,regulating,fluid Pressure

Fairchild Industrial Products Company · NSN 4820-01-475-9950 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-475-9950 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-475-9950. Primary manufacturer part number: 30243.
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • Thread Size and Series/type Designator: 3/8-18 NPT SECOND END
  • Flow Control Device: DIAPHRAGM
  • End Connection Quantity: 2
  • Regulation Type: MANUAL SINGLE STAGE
  • Second End Style Designator: PLAIN
  • Filter: NOT INCLUDED
  • Remote Actuation Method: DIAPHRAGM
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-475-9950, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Fairchild Industrial Products Company. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-475-9950
Primary Part Number30243
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerFairchild Industrial Products Company
StatusACTIVE
Thread Size and Series/type Designator3/8-18 NPT SECOND END
Flow Control DeviceDIAPHRAGM
End Connection Quantity2
Regulation TypeMANUAL SINGLE STAGE
Second End Style DesignatorPLAIN
FilterNOT INCLUDED
Remote Actuation MethodDIAPHRAGM
Media for Which DesignedAIR
First End Connection TypeTHREADED INTERNAL PIPE
Second End Relationship with First EndIDENTICAL
Body StyleSTRAIGHT THRU
Thread Size and Series/type Designator3/8-18 NPT FIRST END
First End Style DesignatorPLAIN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5310-00-136-9746116483 INTERCHANGEABLE
Washer,lock
Cummins Inc.
5950-00-155-943030243 INTERCHANGEABLE
Reactor
Naval Ship Systems Command
6240-00-491-7191WI-7049 INTERCHANGEABLE
Lamp,incandescent
Mason Electric Co. Dba Mason Controls
4730-00-829-9634BB55S49080PC243 INTERCHANGEABLE
Plug,pipe
Naval Ship Systems Command
5910-01-015-8209219-758-150 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Automatic Switch Company Dba Asco
4730-01-084-345530243 INTERCHANGEABLE
Plug,pipe
Allianz Sweeper Company
5306-01-211-37920030240310 INTERCHANGEABLE
Bolt,hook
Newton Instrument Company Dba Newton Instrument Co
5945-01-420-558830243 INTERCHANGEABLE
Solenoid,electrical
Triumph Actuation Systems - Valencia, Inc. Dba Triumph Actuation Systems - Valencia Inc Div Triumph Actuation Systems-Val
6750-01-427-0710 INTERCHANGEABLE
Film,photographic
6530-01-446-3984302.43 INTERCHANGEABLE
Tray,sterilization
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
30243 PRIMARY Fairchild Industrial Products Company (USA)
116-483 Rix Industries (USA)
Related Parts
5310-00-136-9746INTERCHANGEABLE
WASHER,LOCK
116483
5950-00-155-9430INTERCHANGEABLE
REACTOR
30243
6240-00-491-7191INTERCHANGEABLE
LAMP,INCANDESCENT
WI-7049
4730-00-829-9634INTERCHANGEABLE
PLUG,PIPE
BB55S49080PC243
5910-01-015-8209INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
219-758-150
4730-01-084-3455INTERCHANGEABLE
PLUG,PIPE
30243
5306-01-211-3792INTERCHANGEABLE
BOLT,HOOK
0030240310
5945-01-420-5588INTERCHANGEABLE
SOLENOID,ELECTRICAL
30243
6750-01-427-0710INTERCHANGEABLE
FILM,PHOTOGRAPHIC
6530-01-446-3984INTERCHANGEABLE
TRAY,STERILIZATION
302.43
7530-01-687-8809INTERCHANGEABLE
LABEL
THT-7-424-3

Frequently Asked Questions

What is NSN 4820-01-475-9950?

NSN 4820-01-475-9950 is a Valve,regulating,fluid Pressure, manufactured by Fairchild Industrial Products Company, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-475-9950?

NSN 4820-01-475-9950 has 2 cross-referenced part numbers: 30243 (Fairchild Industrial Products Company), 116-483 (Rix Industries).

What NSN replaces 4820-01-475-9950?

There are 11 known substitutes for 4820-01-475-9950: 5310-00-136-9746, 5950-00-155-9430, 6240-00-491-7191 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30243?

Key specifications for 30243: Thread Size and Series/type Designator: 3/8-18 NPT SECOND END; Flow Control Device: DIAPHRAGM; End Connection Quantity: 2; Regulation Type: MANUAL SINGLE STAGE. 13 total characteristics are documented in the Federal Logistics Information System.

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