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PartsTable / COMPONENT / 40053-4 PC35
40053-4 PC35 ✓ 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 usage_design: VALVE, thermostat_type: BULB, end_item_identification: KIDD CLASS DDG, valve_size_for_which_designed: 1.250 INCHES 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 4820-01-450-8105, 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
40053-4 PC35
NSN: 4820-01-450-8105
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
usage_designVALVE
thermostat_typeBULB
end_item_identificationKIDD CLASS DDG
valve_size_for_which_designed1.250 INCHES IN
NSN4820-01-450-8105
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40053-4 PC35 · 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
•
USAGE DESIGN: VALVE
•
THERMOSTAT TYPE: BULB
•
VALVE SIZE FOR WHICH DESIGNED: 1.250 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONKIDD CLASS DDG
USAGE DESIGNVALVE
THERMOSTAT TYPEBULB
VALVE SIZE FOR WHICH DESIGNED1.250 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
400534Interchangeable
interchangeable cross-reference
interchangeable
27264Interchangeable
interchangeable cross-reference
interchangeable
86665CSInterchangeable
interchangeable cross-reference
interchangeable
135H3Interchangeable
interchangeable cross-reference
interchangeable
40053Interchangeable
interchangeable cross-reference
interchangeable
50002-29Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40053-4 PC35?
40053-4 PC35 is a REGULATOR,THERMOSTATIC TEMPERATU.
What parts can replace 40053-4 PC35?
There are 20 known substitutes for 40053-4 PC35: 400534, 27264, 86665CS and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40053-4 PC35?
40053-4 PC35 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-450-8105. 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