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40426-803 — VALVE,REGULATING,TEMPERATURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

40426-803: VALVE,REGULATING,TEMPERATURE.

The VALVE,REGULATING,TEMPERATURE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING STEM, body_style: STRAIGHT THRU, special_features: VALVE SIZE 1.500 IN. IN, flow_control_device: STEM AND INTEGRAL DISK.

This part is cataloged in the U.S. Government catalog under NSN 4820-01-275-5239, 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
40426-803
NSN: 4820-01-275-5239
FSC: 4820 — Valves, Nonpowered
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING STEM
body_styleSTRAIGHT THRU
special_featuresVALVE SIZE 1.500 IN. IN
flow_control_deviceSTEM AND INTEGRAL DISK
NSN4820-01-275-5239
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40426-803 · 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
•
FLOW CONTROL DEVICE: STEM AND INTEGRAL DISK
•
BODY STYLE: STRAIGHT THRU
•
MATERIAL: COPPER ALLOY BODY
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICESTEM AND INTEGRAL DISK
BODY STYLESTRAIGHT THRU
SPECIAL FEATURESVALVE SIZE 1.500 IN. IN
MATERIALCOPPER ALLOY BODY
MATERIALSTEEL CORROSION RESISTING STEM
SUBSTITUTES & CROSS-REFERENCES 2
40426-8Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
40426-8 ASSY 40426-803Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 40426-803?
40426-803 is a VALVE,REGULATING,TEMPERATURE.
What parts can replace 40426-803?
There are 2 known substitutes for 40426-803: 40426-8, 40426-8 ASSY 40426-803. Substitute compatibility should be verified for your specific system.
What is the NSN for 40426-803?
40426-803 is cataloged in the U.S. Government catalog under NSN 4820-01-275-5239. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.