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PartsTable / COMPONENT / PL73405-59
PL73405-59 ✓ 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 POPPET ASSEMBLY,VALVE is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: METALLIC PER MIL-STD-271; FOR 10 IN.,600 LB,OIL OPERATED MAIN STEAM ROOT VALVE LBS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-085-7411, 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
PL73405-59
NSN: 4820-01-085-7411
FSC: 4820
CAGE: 09790 — EATON AEROSPACE LLC DBA STERER ENGINEERING DIV VALVE & ACTUATOR (USA)
SPECIFICATIONS
general_characteristics_item_descriptionMETALLIC PER MIL-STD-271; FOR 10 IN.,600 LB,OIL OPERATED MAIN STEAM ROOT VALVE LBS
NSN4820-01-085-7411
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: PL73405-59 · 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: METALLIC PER MIL-STD-271; FOR 10 IN.,600 LB,OIL OPERATED MAIN STEAM ROOT VALVE LBS
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONMETALLIC PER MIL-STD-271; FOR 10 IN.,600 LB,OIL OPERATED MAIN STEAM ROOT VALVE LBS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
7005041Interchangeable
interchangeable cross-reference
interchangeable
7340559Interchangeable
interchangeable cross-reference
interchangeable
99E2Interchangeable
interchangeable cross-reference
interchangeable
445MDP1Interchangeable
interchangeable cross-reference
interchangeable
572029Interchangeable
interchangeable cross-reference
interchangeable
NK3172-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PL73405-59?
PL73405-59 is a POPPET ASSEMBLY,VALVE.
What parts can replace PL73405-59?
There are 24 known substitutes for PL73405-59: 7005041, 7340559, 99E2 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PL73405-59?
PL73405-59 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-085-7411. 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