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LLH409178 ✓ 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

The REGULATOR ASSY,CIRC is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: REGULATOR ASSY CIRC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6515-01-421-5657, 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
LLH409178
NSN: 6515-01-421-5657
FSC: 6515
CAGE: 66736 — NAVAL MEDICAL MATERIAL SUPPORT COMMAND DETACHMENT (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyREGULATOR ASSY CIRC
NSN6515-01-421-5657
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available REGULATOR ASSY,CIRC TITLE COMPONENT PN LLH409178 MFR REGULATOR ASSY,CIRC
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYREGULATOR ASSY CIRC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
A020055780Interchangeable
interchangeable cross-reference
interchangeable
55780Interchangeable
interchangeable cross-reference
interchangeable
XHSSInterchangeable
interchangeable cross-reference
interchangeable
XSSInterchangeable
interchangeable cross-reference
interchangeable
60-6810Interchangeable
interchangeable cross-reference
interchangeable
QQ-A-200/11Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LLH409178?
LLH409178 is a REGULATOR ASSY,CIRC.
What parts can replace LLH409178?
There are 14 known substitutes for LLH409178: A020055780, 55780, XHSS and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for LLH409178?
LLH409178 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6515-01-421-5657. 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