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TJL1800HW — VALVE,EXPANSION

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

TJL1800HW: VALVE,EXPANSION.

The VALVE,EXPANSION is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, body_style: STRAIGHT THRU, bulb_length: 1.188 INCHES NOMINAL IN, bulb_diameter: 0.375 INCHES NOMINAL IN, bulb_media_type: ANY ACCEPTABLE, mounting_method: WELL BULB. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-537-0233, 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
TJL1800HW
NSN: 4820-00-537-0233
FSC: 4820 — Valves, Nonpowered
CAGE: 70255 — EMERSON ELECTRIC CO ALCO CONTROLS DIV (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
body_styleSTRAIGHT THRU
bulb_length1.188 INCHES NOMINAL IN
bulb_diameter0.375 INCHES NOMINAL IN
bulb_media_typeANY ACCEPTABLE
mounting_methodWELL BULB
flow_control_deviceDIAPHRAGM
capillary_tube_length60.000 INCHES NOMINAL IN
end_connection_quantity2
media_for_which_designedREFRIGERANT 22
valve_equalizer_locationEXTERNAL
first_end_connection_typeUNTHREADED INTERNAL TUBE
NSN4820-00-537-0233
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: TJL1800HW · 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: DIAPHRAGM
•
VALVE EQUALIZER LOCATION: EXTERNAL
•
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
•
BODY STYLE: STRAIGHT THRU
•
FIRST END STYLE DESIGNATOR: SOCKET
•
BULB LENGTH: 1.188 INCHES NOMINAL IN
•
BULB DIAMETER: 0.375 INCHES NOMINAL IN
•
VALVE EQUALIZER CONNECTION DIAMETER: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDIAPHRAGM
VALVE EQUALIZER LOCATIONEXTERNAL
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
BODY STYLESTRAIGHT THRU
FIRST END STYLE DESIGNATORSOCKET
BULB LENGTH1.188 INCHES NOMINAL IN
BULB DIAMETER0.375 INCHES NOMINAL IN
VALVE EQUALIZER CONNECTION DIAMETER0.250 INCHES NOMINAL IN
MOUNTING METHODWELL BULB
REFRIGERATION CAPACITY IN BTU PER HOUR17.800
SUBSTITUTES & CROSS-REFERENCES 2
TJLE1800HW100Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
TJL1800HW100-1BReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is TJL1800HW?
TJL1800HW is a VALVE,EXPANSION.
What parts can replace TJL1800HW?
There are 2 known substitutes for TJL1800HW: TJLE1800HW100, TJL1800HW100-1B. Substitute compatibility should be verified for your specific system.
What is the NSN for TJL1800HW?
TJL1800HW is cataloged in the U.S. Government catalog under NSN 4820-00-537-0233. 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.