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R522PC12 ✓ 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 RING,LANTERN is a the manufacturer industrial component. Key specifications include height: 0.625 INCHES NOMINAL IN, material: COPPER ALLOY OVERALL, inside_diameter: 1.799 INCHES MINIMUM AND 1.812 INCHES MAXIMUM IN, outside_diameter: 2.719 INCHES MINIMUM AND 2.734 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-625-6919, 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
R522PC12
NSN: 4320-00-625-6919
FSC: 4320
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
height0.625 INCHES NOMINAL IN
materialCOPPER ALLOY OVERALL
inside_diameter1.799 INCHES MINIMUM AND 1.812 INCHES MAXIMUM IN
outside_diameter2.719 INCHES MINIMUM AND 2.734 INCHES MAXIMUM IN
NSN4320-00-625-6919
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,LANTERN TITLE COMPONENT PN R522PC12 MFR RING,LANTERN
KEY FEATURES
•
HEIGHT: 0.625 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 2.719 INCHES MINIMUM AND 2.734 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY OVERALL
•
INSIDE DIAMETER: 1.799 INCHES MINIMUM AND 1.812 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
HEIGHT0.625 INCHES NOMINAL IN
OUTSIDE DIAMETER2.719 INCHES MINIMUM AND 2.734 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY OVERALL
INSIDE DIAMETER1.799 INCHES MINIMUM AND 1.812 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
4101135Interchangeable
interchangeable cross-reference
interchangeable
MIL-H-18745 TY1CPA OR CPBInterchangeable
interchangeable cross-reference
interchangeable
H-56Interchangeable
interchangeable cross-reference
interchangeable
503C553G56Interchangeable
interchangeable cross-reference
interchangeable
KS3674PC56-18Interchangeable
interchangeable cross-reference
interchangeable
KS9188PC41Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R522PC12?
R522PC12 is a RING,LANTERN.
What parts can replace R522PC12?
There are 10 known substitutes for R522PC12: 4101135, MIL-H-18745 TY1CPA OR CPB, H-56 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R522PC12?
R522PC12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-625-6919. 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