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PartsTable / COMPONENT / 40145-805
40145-805 ✓ 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: STEEL CORROSION RESISTING STEM, body_style: STRAIGHT THRU, bulb_length: 12.000 INCHES NOMINAL IN, temp_adjustability: NOT ADJUSTABLE, flow_control_device: DISK, thermostatic_element: INTEGRAL W/VALVE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-282-0150, 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
40145-805
NSN: 4820-01-282-0150
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING STEM
body_styleSTRAIGHT THRU
bulb_length12.000 INCHES NOMINAL IN
temp_adjustabilityNOT ADJUSTABLE
flow_control_deviceDISK
thermostatic_elementINTEGRAL W/VALVE
two-way_valve_actionREVERSE ACTING
end_connection_quantity2
first_end_connection_typeUNTHREADED INTERNAL TUBE
first_end_style_designatorSOCKET W/BRAZING RING
second_end_relationship_with_first_endIDENTICAL
first_end_outside_diameter_tube_accommodated2.000 INCHES NOMINAL IN
NSN4820-01-282-0150
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40145-805 · 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
•
MATERIAL: COPPER ALLOY BODY
•
BULB LENGTH: 12.000 INCHES NOMINAL IN
•
TWO-WAY VALVE ACTION: REVERSE ACTING
•
END CONNECTION QUANTITY: 2
•
BODY STYLE: STRAIGHT THRU
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
TEMP ADJUSTABILITY: NOT ADJUSTABLE
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY BODY
BULB LENGTH12.000 INCHES NOMINAL IN
TWO-WAY VALVE ACTIONREVERSE ACTING
END CONNECTION QUANTITY2
BODY STYLESTRAIGHT THRU
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
MATERIALSTEEL CORROSION RESISTING STEM
TEMP ADJUSTABILITYNOT ADJUSTABLE
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED2.000 INCHES NOMINAL IN
MATERIALCOPPER ALLOY FLOW CONTROL DEVICE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
520-SSInterchangeable
interchangeable cross-reference
interchangeable
1122531Interchangeable
interchangeable cross-reference
interchangeable
520Interchangeable
interchangeable cross-reference
interchangeable
890538Interchangeable
interchangeable cross-reference
interchangeable
40145Interchangeable
interchangeable cross-reference
interchangeable
A79Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40145-805?
40145-805 is a VALVE,REGULATING,TEMPERATURE.
What parts can replace 40145-805?
There are 18 known substitutes for 40145-805: 520-SS, 1122531, 520 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40145-805?
40145-805 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-282-0150. 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