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40XL .75 150LB — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

40XL .75 150LB: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include style_designator: ANGLE, maximum_operating_temp: 210.0 FAHRENHEIT SINGLE RESPONSE DEGF, valve_operation_method: AUTOMATIC OR MANUAL, end_item_identification: 4520-01-589-1099 HEATER,WATER,ELECTRIC, opening_pressure_setting: 150.0 POUNDS PER SQUARE INCH LBS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-589-1102, 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 .75 150LB
NSN: 4820-01-589-1102
FSC: 4820 — Valves, Nonpowered
CAGE: 19857 — THE ELECTRIC HEATER CO DBA HUBBELL ELECTRIC HEATER CO. (USA)
SPECIFICATIONS
style_designatorANGLE
maximum_operating_temp210.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodAUTOMATIC OR MANUAL
end_item_identification4520-01-589-1099 HEATER,WATER,ELECTRIC
opening_pressure_setting150.0 POUNDS PER SQUARE INCH LBS
NSN4820-01-589-1102
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40XL .75 150LB · 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
•
STYLE DESIGNATOR: ANGLE
•
MAXIMUM OPERATING TEMP: 210.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
OPENING PRESSURE SETTING: 150.0 POUNDS PER SQUARE INCH LBS
•
VALVE OPERATION METHOD: AUTOMATIC OR MANUAL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORANGLE
MAXIMUM OPERATING TEMP210.0 FAHRENHEIT SINGLE RESPONSE DEGF
END ITEM IDENTIFICATION4520-01-589-1099 HEATER,WATER,ELECTRIC
OPENING PRESSURE SETTING150.0 POUNDS PER SQUARE INCH LBS
VALVE OPERATION METHODAUTOMATIC OR MANUAL
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
J1645T4XX ITEM NO. 5Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 40XL .75 150LB?
40XL .75 150LB is a VALVE,SAFETY RELIEF.
What parts can replace 40XL .75 150LB?
There is 1 known substitute for 40XL .75 150LB: J1645T4XX ITEM NO. 5. Substitute compatibility should be verified for your specific system.
What is the NSN for 40XL .75 150LB?
40XL .75 150LB is cataloged in the U.S. Government catalog under NSN 4820-01-589-1102. 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.