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Technical Data Sheet
B-3-31A ✓ 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 SHELL,FLUID HEATER,INDUSTRIAL is a the manufacturer industrial component. Key specifications include color: SCARLET BACKGROUND, material: STEEL SHELL, overall_width: 3.500 INCHES MAXIMUM IN, fiber_material: WOOL BACKGROUND, overall_length: 3.000 INCHES MAXIMUM IN, user_designator: WOMAN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4420-01-235-3636, 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
B-3-31A
NSN: 4420-01-235-3636
FSC: 4420
CAGE: 95368 — AERCO INTERNATIONAL, INC. DBA AERCO INTERNATIONAL INC (USA)
SPECIFICATIONS
colorSCARLET BACKGROUND
materialSTEEL SHELL
overall_width3.500 INCHES MAXIMUM IN
fiber_materialWOOL BACKGROUND
overall_length3.000 INCHES MAXIMUM IN
user_designatorWOMAN
special_featuresC/O 5 COILS; LINED WITH COPPERC/O 5 COILS; LINED WITH COPPER
style_designatorPLAIN WITH FLANGE
attachment_methodSEW-ON
department_designationUS MARINE CORPS
procurement_group_code28897
end_item_identificationAERCO INTERNATIONAL HEAT EXCHANGER; MODEL SW1B06AERCO INTERNATIONAL HEAT EXCHANGER; MODEL SW1B06
NSN4420-01-235-3636
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHELL,FLUID HEATER,INDUSTRIAL TITLE COMPONENT PN B-3-31A MFR SHELL,FLUID HEATER,IND
KEY FEATURES
STYLE DESIGNATOR: PLAIN WITH FLANGE
MATERIAL: STEEL SHELL
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORPLAIN WITH FLANGE
END ITEM IDENTIFICATIONAERCO INTERNATIONAL HEAT EXCHANGER; MODEL SW1B06AERCO INTERNATIONAL HEAT EXCHANGER; MODEL SW1B06
SPECIAL FEATURESC/O 5 COILS; LINED WITH COPPERC/O 5 COILS; LINED WITH COPPER
MATERIALSTEEL SHELL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
MIL-DTL-14651Interchangeable
interchangeable cross-reference
interchangeable
B-3-31Interchangeable
interchangeable cross-reference
interchangeable
B-3-31AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B-3-31A?
B-3-31A is a SHELL,FLUID HEATER,INDUSTRIAL.
What parts can replace B-3-31A?
There are 3 known substitutes for B-3-31A: MIL-DTL-14651, B-3-31, B-3-31A. Substitute compatibility should be verified for your specific system.
What is the NSN for B-3-31A?
B-3-31A is cataloged in the Federal Logistics Information System (FLIS) under NSN 4420-01-235-3636. This indicates validated use in U.S. government and defense supply chains.
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