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PartsTable / COMPONENT / R397PC7
R397PC7 ✓ 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: STEEL OVERALL, inside_diameter: 1.297 INCHES NOMINAL IN, outside_diameter: 1.859 INCHES NOMINAL 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 4320-00-612-7538, 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
R397PC7
NSN: 4320-00-612-7538
FSC: 4320
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
height0.625 INCHES NOMINAL IN
materialSTEEL OVERALL
inside_diameter1.297 INCHES NOMINAL IN
outside_diameter1.859 INCHES NOMINAL IN
NSN4320-00-612-7538
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,LANTERN TITLE COMPONENT PN R397PC7 MFR RING,LANTERN
KEY FEATURES
•
MATERIAL: STEEL OVERALL
•
INSIDE DIAMETER: 1.297 INCHES NOMINAL IN
•
HEIGHT: 0.625 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.859 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
INSIDE DIAMETER1.297 INCHES NOMINAL IN
HEIGHT0.625 INCHES NOMINAL IN
OUTSIDE DIAMETER1.859 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
3330025Interchangeable
interchangeable cross-reference
interchangeable
H48Interchangeable
interchangeable cross-reference
interchangeable
266-500-118-1Interchangeable
interchangeable cross-reference
interchangeable
9976090-4Interchangeable
interchangeable cross-reference
interchangeable
S503C553G48Interchangeable
interchangeable cross-reference
interchangeable
503C553G48Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R397PC7?
R397PC7 is a RING,LANTERN.
What parts can replace R397PC7?
There are 11 known substitutes for R397PC7: 3330025, H48, 266-500-118-1 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R397PC7?
R397PC7 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-612-7538. 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