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PartsTable / COMPONENT / M4009
M4009 ✓ 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

SLEEVE AND SLIDE,DIRECTIONAL CON. Key specifications include material: COPPER ALLOY AND NICKEL ALLOY OVERALL, body_length: 0.680 INCHES NOMINAL IN, terminal_type: TAB W/SCREW, thread_length: 0.500 INCHES NOMINAL SINGLE PRESSURE CONNECTION IN, overall_length: 1.880 INCHES NOMINAL IN, proof_pressure: 150.00 POUNDS PER SQUARE INCH 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 4810-00-611-8874, 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
M4009
NSN: 4810-00-611-8874
FSC: 4810
CAGE: 06239 — AUSCO INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY AND NICKEL ALLOY OVERALL
body_length0.680 INCHES NOMINAL IN
terminal_typeTAB W/SCREW
thread_length0.500 INCHES NOMINAL SINGLE PRESSURE CONNECTION IN
overall_length1.880 INCHES NOMINAL IN
proof_pressure150.00 POUNDS PER SQUARE INCH LBS
mounting_methodINLET CONNECTION
outside_diameter0.375 INCHES NOMINAL SINGLE CONNECTION IN
overall_diameter1.680 INCHES NOMINAL IN
special_featuresUNION ELBOW,MATERIAL:ALLOY 400/R-405,FITS 1/4"OD TUBE
style_designatorCYLINDRICAL
precious_materialSILVER
NSN4810-00-611-8874
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: M4009 · 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
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESMATCHED SET; USED ON VALVE P/N S3450-4
END ITEM IDENTIFICATIONAIRCRAFT HYDRAULIC SYSTEMS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
M4009-15Interchangeable
interchangeable cross-reference
interchangeable
R24030Interchangeable
interchangeable cross-reference
interchangeable
4009-15Interchangeable
interchangeable cross-reference
interchangeable
M4009Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M4009?
M4009 is a SLEEVE AND SLIDE,DIRECTIONAL CON.
What parts can replace M4009?
There are 4 known substitutes for M4009: M4009-15, R24030, 4009-15 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M4009?
M4009 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4810-00-611-8874. 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