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RB-649 ✓ 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. Key specifications include color: BLACK, material: ALUMINUM, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, body_width: 0.375 INCHES NOMINAL IN, bore_shape: STRAIGHT, body_height: 0.688 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 4420-01-198-1255, 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-649
NSN: 4420-01-198-1255
FSC: 4420
CAGE: 95368 — AERCO INTERNATIONAL, INC. DBA AERCO INTERNATIONAL INC (USA)
SPECIFICATIONS
colorBLACK
materialALUMINUM
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
body_width0.375 INCHES NOMINAL IN
bore_shapeSTRAIGHT
body_height0.688 INCHES NOMINAL IN
flexibilityFLEXIBLE
temp_rating130.0 CELSIUS DEGC
flange_width0.0650 INCHES NOMINAL IN
power_rating2.000 WATTS AVERAGE
adjustabilityADJUSTABLE
bore_diameter1.8127 INCHES MINIMUM AND 1.8133 INCHES MAXIMUM IN
NSN4420-01-198-1255
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RISER,CONDENSATE RETURN TITLE COMPONENT PN RB-649 MFR RISER,CONDENSATE RETUR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
NARVAR GRADEA 5/8IN BLACK B-A-1Interchangeable
interchangeable cross-reference
interchangeable
HYGRADE VF 5/8IN BLACK B-A-1Interchangeable
interchangeable cross-reference
interchangeable
8034660-1478Interchangeable
interchangeable cross-reference
interchangeable
649Interchangeable
interchangeable cross-reference
interchangeable
NATVAR GRADEA 8AWG BLACK B-A-1Interchangeable
interchangeable cross-reference
interchangeable
152-1371-00Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RB-649?
RB-649 is a RISER,CONDENSATE RETURN.
What parts can replace RB-649?
There are 12 known substitutes for RB-649: NARVAR GRADEA 5/8IN BLACK B-A-1, HYGRADE VF 5/8IN BLACK B-A-1, 8034660-1478 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RB-649?
RB-649 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4420-01-198-1255. 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