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Technical Data Sheet
PartsTable / COMPONENT / 579R146H01
579R146H01 ✓ 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

HOUSING,VALVE CORE,DUAL SEAL INN. Key specifications include general_characteristics_item_description: 0.812 IN. LG O/A; THD DATA; 0.302-32 STEM THD SIZE; 0.214-36 THD SIZE OF VALVE CORE ACCOMMODATED IN.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2640-00-720-2529, 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
579R146H01
NSN: 2640-00-720-2529
FSC: 2640
CAGE: 97942 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
general_characteristics_item_description0.812 IN. LG O/A; THD DATA; 0.302-32 STEM THD SIZE; 0.214-36 THD SIZE OF VALVE CORE ACCOMMODATED IN
NSN2640-00-720-2529
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HOUSING,VALVE CORE,DUAL SEAL INN TITLE COMPONENT PN 579R146H01 MFR HOUSING,VALVE CORE,DUA
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: 0.812 IN. LG O/A; THD DATA; 0.302-32 STEM THD SIZE; 0.214-36 THD SIZE OF VALVE CORE ACCOMMODATED IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTION0.812 IN. LG O/A; THD DATA; 0.302-32 STEM THD SIZE; 0.214-36 THD SIZE OF VALVE CORE ACCOMMODATED IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
CL7589Interchangeable
interchangeable cross-reference
interchangeable
CL8143Interchangeable
interchangeable cross-reference
interchangeable
403579Interchangeable
interchangeable cross-reference
interchangeable
7589Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 579R146H01?
579R146H01 is a HOUSING,VALVE CORE,DUAL SEAL INN.
What parts can replace 579R146H01?
There are 4 known substitutes for 579R146H01: CL7589, CL8143, 403579 and 1 more. Substitute compatibility should be verified for your specific system.
Is 579R146H01 still available?
579R146H01 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026