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PartsTable / COMPONENT / 1385 1/2IN PL-4149 30T50PSI
1385 1/2IN PL-4149 30T50PSI ✓ 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 1385 1/2IN PL-4149 30T50PSI is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-282-8463, 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
1385 1/2IN PL-4149 30T50PSI
NSN: 4820-01-282-8463
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
Part Number1385 1/2IN PL-4149 30T50PSI
NSN4820-01-282-8463
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1385 1/2IN PL-4149 30T50PSI · 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: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
CONNECTION STYLE: SOCKET WITH BRAZING RING (TUBE) ALL ENDS
•
STYLE DESIGNATOR: ANGLE
•
BONNET ATTACHMENT METHOD: THREADED
•
MATERIAL: RUBBER FLOW CONTROL DEVICE
•
MEDIA FOR WHICH DESIGNED: AIR FIRST RESPONSE
•
FURNISHED ITEMS AND QUANTITY: 2 NUT AND 2 TAILPIECE AND 1 LEVER
•
MAXIMUM OPERATING TEMP: 180.0 FAHRENHEIT SINGLE RESPONSE DEGF
TECHNICAL CHARACTERISTICS (FLIS)
OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
CONNECTION STYLESOCKET WITH BRAZING RING (TUBE) ALL ENDS
STYLE DESIGNATORANGLE
BONNET ATTACHMENT METHODTHREADED
MATERIALRUBBER FLOW CONTROL DEVICE
MEDIA FOR WHICH DESIGNEDAIR FIRST RESPONSE
FURNISHED ITEMS AND QUANTITY2 NUT AND 2 TAILPIECE AND 1 LEVER
MAXIMUM OPERATING TEMP180.0 FAHRENHEIT SINGLE RESPONSE DEGF
MATERIALNICKEL ALLOY STEM
MATERIALNICKEL ALLOY SEAT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 27
E36-50Interchangeable
interchangeable cross-reference
interchangeable
MILC4150EInterchangeable
interchangeable cross-reference
interchangeable
2385C223Interchangeable
interchangeable cross-reference
interchangeable
1384 1-2IN 20T3Interchangeable
interchangeable cross-reference
interchangeable
1385 1/2IN SBUE 20-35PSI E3650Interchangeable
interchangeable cross-reference
interchangeable
1385 1.50IN 45T70PSIInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1385 1/2IN PL-4149 30T50PSI?
1385 1/2IN PL-4149 30T50PSI is a 1385 1/2IN PL-4149 30T50PSI.
What parts can replace 1385 1/2IN PL-4149 30T50PSI?
There are 27 known substitutes for 1385 1/2IN PL-4149 30T50PSI: E36-50, MILC4150E, 2385C223 and 24 more. Substitute compatibility should be verified for your specific system.
Is 1385 1/2IN PL-4149 30T50PSI still available?
1385 1/2IN PL-4149 30T50PSI is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026