PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18495201Valve,regulating,temperature

Control Data Systems Inc Contracts Dept · NSN 4820-00-034-1423 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-034-1423 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-034-1423. Primary manufacturer part number: 18495201.
Features
  • Valve,regulating,temperature — FSC 4820
  • Material: IRON CAST BODY
  • Second End Relationship with First End: IDENTICAL
  • Material: IRON CAST SEAT
  • Temp Adjustability: NOT ADJUSTABLE
  • Temp Rating: 200.0 FAHRENHEIT NOMINAL DEGF
  • First End Style Designator: PLAIN
  • Surface Treatment: PAINT OUTSIDE
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Iron Cast Body construction
General Description

The Valve,regulating,temperature, cataloged under National Stock Number 4820-00-034-1423, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Control Data Systems Inc Contracts Dept. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-034-1423
Primary Part Number18495201
Item NameValve,regulating,temperature
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerControl Data Systems Inc Contracts Dept
StatusCANCELLED
MaterialIRON CAST BODY
Second End Relationship with First EndIDENTICAL
MaterialIRON CAST SEAT
Temp AdjustabilityNOT ADJUSTABLE
Temp Rating200.0 FAHRENHEIT NOMINAL DEGF
First End Style DesignatorPLAIN
Surface TreatmentPAINT OUTSIDE
End Connection Quantity2
Flow Control DeviceDISK
Thermostatic ElementINTEGRAL W/VALVE
Thread Size and Series/type Designator1-11-1/2 NPT FIRST END
Two-Way Valve ActionDIRECT ACTING
Body StyleSTRAIGHT THRU
MaterialCOPPER ALLOY STEM
MaterialCOPPER ALLOY FLOW CONTROL DEVICE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5985-00-168-4329 INTERCHANGEABLE
Coupler,rotary,radio Frequency
9540-01-072-0170 INTERCHANGEABLE
Angle,structural
9540-01-073-5145 INTERCHANGEABLE
Angle,structural
9540-01-075-1068 INTERCHANGEABLE
Angle,structural
Cross-Reference Index
Part NumberManufacturer
604858 Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (USA)
A51245 Keco Industries, Inc. (USA)
18495201 PRIMARY Control Data Systems Inc Contracts Dept (USA)
V46AD1 Johnson Controls Inc Control Products Div (USA)
246P08AR Johnson Controls Inc Control Products Div (USA)
237B60421 Carrier Corp (USA)
246P0822 Johnson Controls Inc Control Products Div (USA)
60421 Thermo King Corporation Dba Phoenix Global Distirbution. (USA)
V46AD-1C PRIMARY Johnson Controls Inc Control Products Div (USA)
Related Parts
5985-00-168-4329INTERCHANGEABLE
COUPLER,ROTARY,RADIO FREQUENCY
9540-01-072-0170INTERCHANGEABLE
ANGLE,STRUCTURAL
9540-01-073-5145INTERCHANGEABLE
ANGLE,STRUCTURAL
9540-01-075-1068INTERCHANGEABLE
ANGLE,STRUCTURAL

Frequently Asked Questions

What is NSN 4820-00-034-1423?

NSN 4820-00-034-1423 is a Valve,regulating,temperature, manufactured by Control Data Systems Inc Contracts Dept, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-034-1423?

NSN 4820-00-034-1423 has 9 cross-referenced part numbers: 604858 (Rbc Transport Dynamics Corp Div Rbc Transport Dynamics), A51245 (Keco Industries, Inc.), 18495201 (Control Data Systems Inc Contracts Dept), V46AD1 (Johnson Controls Inc Control Products Div), 246P08AR (Johnson Controls Inc Control Products Div) and 4 more.

What NSN replaces 4820-00-034-1423?

There are 4 known substitutes for 4820-00-034-1423: 5985-00-168-4329, 9540-01-072-0170, 9540-01-073-5145 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18495201?

Key specifications for 18495201: Material: IRON CAST BODY; Second End Relationship with First End: IDENTICAL; Material: IRON CAST SEAT; Temp Adjustability: NOT ADJUSTABLE. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-034-1423 still in active supply?

NSN 4820-00-034-1423 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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