PartsTable
Technical Data Sheet
PartsTable / MRO / 401031
401031 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

REGULATOR,THERMOSTATIC TEMPERATU. Key specifications include bulb_length: 12.000 INCHES NOMINAL IN, usage_design: CONTROL VALVE FLOW, bulb_diameter: 0.750 INCHES NOMINAL IN, thermostat_type: BELLOWS, capillary_tube_length: 180.000 INCHES NOMINAL IN, operating_temp_rating: 60.0 FAHRENHEIT MINIMUM AND 90.0 FAHRENHEIT MAXIMUM DEGF. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5805-00-034-0427, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO→ MRO_GENERAL→ 401031
NSN: 5805-00-034-0427
FSC: 5805
CAGE: 65025 — WESTERN UNION TELEGRAPH CO SUB OF WESTERN UNION CORP (USA)
SPECIFICATIONS
bulb_length12.000 INCHES NOMINAL IN
usage_designCONTROL VALVE FLOW
bulb_diameter0.750 INCHES NOMINAL IN
thermostat_typeBELLOWS
capillary_tube_length180.000 INCHES NOMINAL IN
operating_temp_rating60.0 FAHRENHEIT MINIMUM AND 90.0 FAHRENHEIT MAXIMUM DEGF
valve_size_for_which_designed2.000 INCHES IN
NSN5805-00-034-0427
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available REGULATOR,THERMOSTATIC TEMPERATU TITLE COMPONENT PN 401031 MFR REGULATOR,THERMOSTATIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
50002-02 60T90DInterchangeable
interchangeable cross-reference
interchangeable
40103-1Interchangeable
interchangeable cross-reference
interchangeable
50002-02Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 401031?
401031 is a REGULATOR,THERMOSTATIC TEMPERATU. It is classified as a MRO (MRO_GENERAL).
What parts can replace 401031?
There are 3 known substitutes for 401031: 50002-02 60T90D, 40103-1, 50002-02. Substitute compatibility should be verified for your specific system.
What is the NSN for 401031?
401031 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5805-00-034-0427. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026