PartsTable
Technical Data Sheet

40XL-83/4 — HEATER,WATER,ELECTRIC

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

40XL-83/4: HEATER,WATER,ELECTRIC.

The HEATER,WATER,ELECTRIC is a the manufacturer industrial component. Key specifications include operating_pressure: 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, maximum_operating_temp: 210.0 FAHRENHEIT SINGLE RESPONSE DEGF, end_item_identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS, media_for_which_designed: WATER, FRESH SINGLE RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-423-8669, 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
40XL-83/4
NSN: 4820-01-423-8669
FSC: 4820 — Valves, Nonpowered
CAGE: 79227 — WATTS REGULATOR COMPANY (USA)
SPECIFICATIONS
operating_pressure100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
maximum_operating_temp210.0 FAHRENHEIT SINGLE RESPONSE DEGF
end_item_identificationSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
media_for_which_designedWATER, FRESH SINGLE RESPONSE
NSN4820-01-423-8669
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40XL-83/4 · 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
•
OPERATING PRESSURE: 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
MAXIMUM OPERATING TEMP: 210.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
MEDIA FOR WHICH DESIGNED: WATER, FRESH SINGLE RESPONSE
TECHNICAL CHARACTERISTICS
OPERATING PRESSURE100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MAXIMUM OPERATING TEMP210.0 FAHRENHEIT SINGLE RESPONSE DEGF
MEDIA FOR WHICH DESIGNEDWATER, FRESH SINGLE RESPONSE
END ITEM IDENTIFICATIONSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
SUBSTITUTES & CROSS-REFERENCES 2
94-7342-T PC NO.10Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
94-7342-TReference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 40XL-83/4?
40XL-83/4 is a HEATER,WATER,ELECTRIC.
What parts can replace 40XL-83/4?
There are 2 known substitutes for 40XL-83/4: 94-7342-T PC NO.10, 94-7342-T. Substitute compatibility should be verified for your specific system.
What is the NSN for 40XL-83/4?
40XL-83/4 is cataloged in the U.S. Government catalog under NSN 4820-01-423-8669. 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.