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PartsTable / COMPONENT / RB-550
RB-550 ✓ 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 ASSEMBLY,STEAM is a the manufacturer industrial component. Key specifications include end_item_identification: AERCO INTERNATIONAL MODEL SW1B10 STYLE 110421 HEAT EXCHANGER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4420-01-167-7965, 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
RB-550
NSN: 4420-01-167-7965
FSC: 4420
CAGE: 95368 — AERCO INTERNATIONAL, INC. DBA AERCO INTERNATIONAL INC (USA)
SPECIFICATIONS
end_item_identificationAERCO INTERNATIONAL MODEL SW1B10 STYLE 110421 HEAT EXCHANGER
NSN4420-01-167-7965
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RISER ASSEMBLY,STEAM TITLE COMPONENT PN RB-550 MFR RISER ASSEMBLY,STEAM
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONAERCO INTERNATIONAL MODEL SW1B10 STYLE 110421 HEAT EXCHANGER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
PL-B-064Interchangeable
interchangeable cross-reference
interchangeable
PL-B-064 ITEM 6Interchangeable
interchangeable cross-reference
interchangeable
CU-714-10Interchangeable
interchangeable cross-reference
interchangeable
NAVY-8676Interchangeable
interchangeable cross-reference
interchangeable
PL-B-064 ITEM 5Interchangeable
interchangeable cross-reference
interchangeable
PL-B-064 ITEM 4Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RB-550?
RB-550 is a RISER ASSEMBLY,STEAM.
What parts can replace RB-550?
There are 6 known substitutes for RB-550: PL-B-064, PL-B-064 ITEM 6, CU-714-10 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RB-550?
RB-550 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4420-01-167-7965. 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