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PartsTable / COMPONENT / 40105-10 PIECE 1
40105-10 PIECE 1 ✓ 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: 1.125 INCHES NOMINAL IN, thermostat_type: BULB, capillary_tube_length: 120.000 INCHES NOMINAL IN, operating_temp_rating: 90.0 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 4820-01-048-4487, 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
40105-10 PIECE 1
NSN: 4820-01-048-4487
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_diameter1.125 INCHES NOMINAL IN
thermostat_typeBULB
capillary_tube_length120.000 INCHES NOMINAL IN
operating_temp_rating90.0 FAHRENHEIT MINIMUM AND 120.0 FAHRENHEIT MAXIMUM DEGF
valve_size_for_which_designed2.000 INCHES IN
NSN4820-01-048-4487
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40105-10 PIECE 1 · 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
•
BULB DIAMETER: 1.125 INCHES NOMINAL IN
•
VALVE SIZE FOR WHICH DESIGNED: 2.000 INCHES IN
•
BULB LENGTH: 12.000 INCHES NOMINAL IN
•
CAPILLARY TUBE LENGTH: 120.000 INCHES NOMINAL IN
•
THERMOSTAT TYPE: BULB
•
OPERATING TEMP RATING: 90.0 FAHRENHEIT MINIMUM AND 120.0 FAHRENHEIT MAXIMUM DEGF
•
USAGE DESIGN: CONTROL VALVE FLOW
TECHNICAL CHARACTERISTICS (FLIS)
BULB DIAMETER1.125 INCHES NOMINAL IN
VALVE SIZE FOR WHICH DESIGNED2.000 INCHES IN
BULB LENGTH12.000 INCHES NOMINAL IN
CAPILLARY TUBE LENGTH120.000 INCHES NOMINAL IN
THERMOSTAT TYPEBULB
OPERATING TEMP RATING90.0 FAHRENHEIT MINIMUM AND 120.0 FAHRENHEIT MAXIMUM DEGF
USAGE DESIGNCONTROL VALVE FLOW
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
5000-204Interchangeable
interchangeable cross-reference
interchangeable
40145-27Interchangeable
interchangeable cross-reference
interchangeable
40103Interchangeable
interchangeable cross-reference
interchangeable
40105-10Interchangeable
interchangeable cross-reference
interchangeable
40105-10 PT5000Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40105-10 PIECE 1?
40105-10 PIECE 1 is a REGULATOR,THERMOSTATIC TEMPERATU.
What parts can replace 40105-10 PIECE 1?
There are 5 known substitutes for 40105-10 PIECE 1: 5000-204, 40145-27, 40103 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40105-10 PIECE 1?
40105-10 PIECE 1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-048-4487. 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