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Technical Data Sheet
PartsTable / COMPONENT / 50154-04
50154-04 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

REGULATOR,THERMOSTATIC TEMPERATU. Key specifications include bulb_length: 12.000 INCHES NOMINAL IN, usage_design: CONTROL VALVE FLOW, bulb_diameter: 1.000 INCHES NOMINAL IN, thermostat_type: BELLOWS, capillary_tube_length: 144.000 INCHES NOMINAL IN, operating_temp_rating: 80.0 FAHRENHEIT MINIMUM AND 120.0 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 4820-01-047-5395, 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
50154-04
NSN: 4820-01-047-5395
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
bulb_length12.000 INCHES NOMINAL IN
usage_designCONTROL VALVE FLOW
bulb_diameter1.000 INCHES NOMINAL IN
thermostat_typeBELLOWS
capillary_tube_length144.000 INCHES NOMINAL IN
operating_temp_rating80.0 FAHRENHEIT MINIMUM AND 120.0 FAHRENHEIT MAXIMUM DEGF
end_item_identificationTRAC REGULATOR;STYLE B 3-WAY TEMPERATURE REGULATING VALVE
valve_size_for_which_designed2.000 INCHES IN
NSN4820-01-047-5395
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 50154-04 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
VALVE SIZE FOR WHICH DESIGNED: 2.000 INCHES IN
•
THERMOSTAT TYPE: BELLOWS
•
BULB LENGTH: 12.000 INCHES NOMINAL IN
•
BULB DIAMETER: 1.000 INCHES NOMINAL IN
•
CAPILLARY TUBE LENGTH: 144.000 INCHES NOMINAL IN
•
OPERATING TEMP RATING: 80.0 FAHRENHEIT MINIMUM AND 120.0 FAHRENHEIT MAXIMUM DEGF
•
USAGE DESIGN: CONTROL VALVE FLOW
TECHNICAL CHARACTERISTICS (FLIS)
VALVE SIZE FOR WHICH DESIGNED2.000 INCHES IN
END ITEM IDENTIFICATIONTRAC REGULATOR;STYLE B 3-WAY TEMPERATURE REGULATING VALVE
THERMOSTAT TYPEBELLOWS
BULB LENGTH12.000 INCHES NOMINAL IN
BULB DIAMETER1.000 INCHES NOMINAL IN
CAPILLARY TUBE LENGTH144.000 INCHES NOMINAL IN
OPERATING TEMP RATING80.0 FAHRENHEIT MINIMUM AND 120.0 FAHRENHEIT MAXIMUM DEGF
USAGE DESIGNCONTROL VALVE FLOW
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
76-179Interchangeable
interchangeable cross-reference
interchangeable
GGG-V-415 TY1CL1Interchangeable
interchangeable cross-reference
interchangeable
A-A-2980Interchangeable
interchangeable cross-reference
interchangeable
BA3975Interchangeable
interchangeable cross-reference
interchangeable
C459-1Interchangeable
interchangeable cross-reference
interchangeable
648699Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 50154-04?
50154-04 is a REGULATOR,THERMOSTATIC TEMPERATU.
What parts can replace 50154-04?
There are 18 known substitutes for 50154-04: 76-179, GGG-V-415 TY1CL1, A-A-2980 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 50154-04?
50154-04 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-047-5395. 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