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PartsTable / COMPONENT / ULABYN-1/Y402954001
ULABYN-1/Y402954001 ✓ 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 ULABYN-1/Y402954001 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-537-9814, 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
ULABYN-1/Y402954001
NSN: 4820-01-537-9814
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
Part NumberULABYN-1/Y402954001
NSN4820-01-537-9814
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: ULABYN-1/Y402954001 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
D48373/D48373N0Interchangeable
interchangeable cross-reference
interchangeable
D48373/D48373NO REV/882096254Interchangeable
interchangeable cross-reference
interchangeable
D48373Interchangeable
interchangeable cross-reference
interchangeable
P1400-1.5 INInterchangeable
interchangeable cross-reference
interchangeable
P1400-1.5Interchangeable
interchangeable cross-reference
interchangeable
MILV24384Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ULABYN-1/Y402954001?
ULABYN-1/Y402954001 is a ULABYN-1/Y402954001.
What parts can replace ULABYN-1/Y402954001?
There are 18 known substitutes for ULABYN-1/Y402954001: D48373/D48373N0, D48373/D48373NO REV/882096254, D48373 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ULABYN-1/Y402954001?
ULABYN-1/Y402954001 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-537-9814. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026