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Technical Data Sheet
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58343 ✓ 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 DRIVE,HARMONIC is a the manufacturer industrial component. Key specifications include fsc_application_data: AIRCRAFT HYDRAULIC SYSTEM, end_item_identification: B-1B AIRCRAFT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-623-8737, 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
58343
NSN: 4820-00-623-8737
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
fsc_application_dataAIRCRAFT HYDRAULIC SYSTEM
end_item_identificationB-1B AIRCRAFT
NSN4820-00-623-8737
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 58343 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: MATERIAL NICKEL-COPPER ALLOY,FLOW CONTRO DEVICE INTEGRAL
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONMATERIAL NICKEL-COPPER ALLOY,FLOW CONTRO DEVICE INTEGRAL
END ITEM IDENTIFICATIONUSED ON LESLIE CO. CONTROL @VALVE CATALON NO.22J5A2NLDLN2X
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
2173178Interchangeable
interchangeable cross-reference
interchangeable
58343Interchangeable
interchangeable cross-reference
interchangeable
7319129Interchangeable
interchangeable cross-reference
interchangeable
34519Interchangeable
interchangeable cross-reference
interchangeable
35803-00-58Interchangeable
Same NIIN cross-reference
interchangeable
21050NPC14AInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 58343?
58343 is a DRIVE,HARMONIC.
What parts can replace 58343?
There are 8 known substitutes for 58343: 2173178, 58343, 7319129 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 58343?
58343 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-623-8737. 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