PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 645RB
645RB ✓ 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 RISER,CONDENSATE RETURN is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4420-01-162-6400, 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
645RB
NSN: 4420-01-162-6400
FSC: 4420
CAGE: 95368 — AERCO INTERNATIONAL, INC. DBA AERCO INTERNATIONAL INC (USA)
SPECIFICATIONS
Part Number645RB
NSN4420-01-162-6400
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RISER,CONDENSATE RETURN TITLE COMPONENT PN 645RB MFR RISER,CONDENSATE RETUR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
NAVY-8676Interchangeable
interchangeable cross-reference
interchangeable
644Interchangeable
interchangeable cross-reference
interchangeable
RB644Interchangeable
interchangeable cross-reference
interchangeable
SA438PC6Interchangeable
interchangeable cross-reference
interchangeable
RB613Interchangeable
interchangeable cross-reference
interchangeable
RB-646Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 645RB?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 645RB?
645RB is a RISER,CONDENSATE RETURN.
What parts can replace 645RB?
There are 14 known substitutes for 645RB: NAVY-8676, 644, RB644 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 645RB?
645RB is cataloged in the Federal Logistics Information System (FLIS) under NSN 4420-01-162-6400. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 645RB

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026