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Technical Data Sheet
PartsTable / COMPONENT / 1384 X P/L4143-
1384 X P/L4143- ✓ 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 1384 X P/L4143- is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-236-5972, 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
1384 X P/L4143-
NSN: 4820-01-236-5972
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
Part Number1384 X P/L4143-
NSN4820-01-236-5972
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1384 X P/L4143- · 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
•
MATERIAL: COPPER ALLOY BODY
•
BONNET TYPE: INSIDE SPRING
•
CONNECTION STYLE: SOCKET WITH BRAZING RING (TUBE) ALL ENDS
•
MAXIMUM OPERATING TEMP: 180.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
•
FURNISHED ITEMS AND QUANTITY: 1 LEVER AND 2 NUT AND 2 TAILPIECE
•
DISK LOADING METHOD: SPRING
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY BODY
BONNET TYPEINSIDE SPRING
CONNECTION STYLESOCKET WITH BRAZING RING (TUBE) ALL ENDS
MAXIMUM OPERATING TEMP180.0 FAHRENHEIT SINGLE RESPONSE DEGF
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
FURNISHED ITEMS AND QUANTITY1 LEVER AND 2 NUT AND 2 TAILPIECE
MATERIALNICKEL ALLOY STEM
DISK LOADING METHODSPRING
OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
RENEWABLE SEAT RING TYPEBOLTED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
AA52463-D03Interchangeable
interchangeable cross-reference
interchangeable
1384Interchangeable
interchangeable cross-reference
interchangeable
A1384Interchangeable
interchangeable cross-reference
interchangeable
4SC1071Interchangeable
interchangeable cross-reference
interchangeable
4580Interchangeable
interchangeable cross-reference
interchangeable
SCB33977Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1384 X P/L4143-?
1384 X P/L4143- is a 1384 X P/L4143-.
What parts can replace 1384 X P/L4143-?
There are 19 known substitutes for 1384 X P/L4143-: AA52463-D03, 1384, A1384 and 16 more. Substitute compatibility should be verified for your specific system.
Is 1384 X P/L4143- still available?
1384 X P/L4143- 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