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Technical Data Sheet
PartsTable / COMPONENT / E661PC9
E661PC9 ✓ 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

CYLINDER ASSEMBLY,HYDRAULIC BRAK. Key specifications include diameter: 2.058 INCHES NOMINAL IN, material: STEEL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-870-4018, 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
E661PC9
NSN: 4320-00-870-4018
FSC: 4320
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
diameter2.058 INCHES NOMINAL IN
materialSTEEL
NSN4320-00-870-4018
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CYLINDER ASSEMBLY,HYDRAULIC BRAK TITLE COMPONENT PN E661PC9 MFR CYLINDER ASSEMBLY,HYDR
KEY FEATURES
•
MATERIAL: STEEL
•
DIAMETER: 2.058 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL
DIAMETER2.058 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
382056Interchangeable
interchangeable cross-reference
interchangeable
355PC18Interchangeable
interchangeable cross-reference
interchangeable
28442Interchangeable
interchangeable cross-reference
interchangeable
E661Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is E661PC9?
E661PC9 is a CYLINDER ASSEMBLY,HYDRAULIC BRAK.
What parts can replace E661PC9?
There are 4 known substitutes for E661PC9: 382056, 355PC18, 28442 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for E661PC9?
E661PC9 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-870-4018. 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