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Technical Data Sheet
PartsTable / COMPONENT / 20/1.4.1.3 IT10
20/1.4.1.3 IT10 ✓ 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 20/1.4.1.3 IT10 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 4820-01-423-1988, 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
20/1.4.1.3 IT10
NSN: 4820-01-423-1988
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
Part Number20/1.4.1.3 IT10
NSN4820-01-423-1988
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 20/1.4.1.3 IT10 · 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
•
VALVE MODEL NUMBER FOR WHICH DESIGNED: TYPE PDAP-1
•
MATERIAL: ALUMINUM ALLOY
•
ATTACHMENT METHOD: BOLTS
TECHNICAL CHARACTERISTICS (FLIS)
VALVE MODEL NUMBER FOR WHICH DESIGNEDTYPE PDAP-1
MATERIALALUMINUM ALLOY
END ITEM IDENTIFICATIONSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
ATTACHMENT METHODBOLTS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
SCB93337REVBInterchangeable
interchangeable cross-reference
interchangeable
SCB93337Interchangeable
interchangeable cross-reference
interchangeable
201413Interchangeable
interchangeable cross-reference
interchangeable
7-201413Interchangeable
interchangeable cross-reference
interchangeable
10370EBInterchangeable
interchangeable cross-reference
interchangeable
500552Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20/1.4.1.3 IT10?
20/1.4.1.3 IT10 is a 20/1.4.1.3 IT10.
What parts can replace 20/1.4.1.3 IT10?
There are 11 known substitutes for 20/1.4.1.3 IT10: SCB93337REVB, SCB93337, 201413 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20/1.4.1.3 IT10?
20/1.4.1.3 IT10 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-423-1988. 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