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PartsTable / COMPONENT / RB-546
RB-546 ✓ 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,STEAM,HEATER is a the manufacturer industrial component. Key specifications include end_item_identification: AERCO INTERNATIONAL HEATER MODEL SW1B06. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4420-01-168-6371, 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-546
NSN: 4420-01-168-6371
FSC: 4420
CAGE: 95368 — AERCO INTERNATIONAL, INC. DBA AERCO INTERNATIONAL INC (USA)
SPECIFICATIONS
end_item_identificationAERCO INTERNATIONAL HEATER MODEL SW1B06
general_characteristics_item_description32.875 IN. O/A LG; 6 HOLES DRILLED 0.812 DIA; ONE END THREADED 2-11 1/2 NPT; SECOND END HAS 2.092 IN. INTERNAL SOCKET SPACED 0.500 IN. FROM END IN
NSN4420-01-168-6371
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RISER,STEAM,HEATER TITLE COMPONENT PN RB-546 MFR RISER,STEAM,HEATER
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: 32.875 IN. O/A LG; 6 HOLES DRILLED 0.812 DIA; ONE END THREADED 2-11 1/2 NPT; SECOND END HAS 2.092 IN. INTERNAL SOCKET SPACED 0.500 IN. FROM END IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTION32.875 IN. O/A LG; 6 HOLES DRILLED 0.812 DIA; ONE END THREADED 2-11 1/2 NPT; SECOND END HAS 2.092 IN. INTERNAL SOCKET SPACED 0.500 IN. FROM END IN
END ITEM IDENTIFICATIONAERCO INTERNATIONAL HEATER MODEL SW1B06
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
RB-547Interchangeable
interchangeable cross-reference
interchangeable
NAVY-8559Interchangeable
interchangeable cross-reference
interchangeable
547Interchangeable
interchangeable cross-reference
interchangeable
RB-545Interchangeable
interchangeable cross-reference
interchangeable
545RBInterchangeable
interchangeable cross-reference
interchangeable
RB-511Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RB-546?
RB-546 is a RISER,STEAM,HEATER.
What parts can replace RB-546?
There are 6 known substitutes for RB-546: RB-547, NAVY-8559, 547 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RB-546?
RB-546 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4420-01-168-6371. 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