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PartsTable / COMPONENT / 40055-419
40055-419 ✓ 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

The VALVE,REGULATING,TEMPERATURE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, body_style: STRAIGHT THRU, bulb_length: 12.000 INCHES NOMINAL IN, temp_rating: 40.0 FAHRENHEIT MINIMUM AND 70.0 FAHRENHEIT MAXIMUM DEGF, bulb_diameter: 1.875 INCHES NOMINAL IN, overall_length: 0.180 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-687-3823, 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
40055-419
NSN: 4820-01-687-3823
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
body_styleSTRAIGHT THRU
bulb_length12.000 INCHES NOMINAL IN
temp_rating40.0 FAHRENHEIT MINIMUM AND 70.0 FAHRENHEIT MAXIMUM DEGF
bulb_diameter1.875 INCHES NOMINAL IN
overall_length0.180 INCHES NOMINAL IN
special_featuresT.O. NE TARGET-2, FIG 5-1; SANTA BARBARE INFRARED INC,
temp_adjustabilityADJUSTABLE
flow_control_deviceDISK
thermostatic_elementDUCT TYPE
two-way_valve_actionREVERSE ACTING
capillary_tube_length120.000 INCHES NOMINAL IN
NSN4820-01-687-3823
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40055-419 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
163-5-3Interchangeable
interchangeable cross-reference
interchangeable
CL705LInterchangeable
interchangeable cross-reference
interchangeable
5202-275Interchangeable
interchangeable cross-reference
interchangeable
400554Interchangeable
interchangeable cross-reference
interchangeable
40055-4 PART 40055-408Interchangeable
interchangeable cross-reference
interchangeable
40055-4 ASSY 40055-410Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40055-419?
40055-419 is a VALVE,REGULATING,TEMPERATURE.
What parts can replace 40055-419?
There are 14 known substitutes for 40055-419: 163-5-3, CL705L, 5202-275 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40055-419?
40055-419 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-687-3823. 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