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Technical Data Sheet
PartsTable / COMPONENT / 423785-2
423785-2 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

VALVE ASSEMBLY,ENVIRONMENTAL CON. Key specifications include end_item_identification: P-8A POSEIDON AIRCRAFT A, part_name_assigned_by_controlling_agency: VALVE,ECS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4240-01-048-3096, 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
423785-2
NSN: 4240-01-048-3096
FSC: 4240
CAGE: 80020 — NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION JOINT BASE JBMDL (USA)
SPECIFICATIONS
end_item_identificationP-8A POSEIDON AIRCRAFT A
part_name_assigned_by_controlling_agencyVALVE,ECS
NSN4240-01-048-3096
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available VALVE ASSEMBLY,ENVIRONMENTAL CON TITLE COMPONENT PN 423785-2 MFR VALVE ASSEMBLY,ENVIRON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
R211518X24HAInterchangeable
interchangeable cross-reference
interchangeable
R2-1ACInterchangeable
interchangeable cross-reference
interchangeable
R2-1Interchangeable
interchangeable cross-reference
interchangeable
658555Interchangeable
interchangeable cross-reference
interchangeable
MUTCD R2-1Interchangeable
interchangeable cross-reference
interchangeable
R211018X24HAInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 423785-2?
423785-2 is a VALVE ASSEMBLY,ENVIRONMENTAL CON.
What parts can replace 423785-2?
There are 14 known substitutes for 423785-2: R211518X24HA, R2-1AC, R2-1 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 423785-2?
423785-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4240-01-048-3096. 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