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Technical Data Sheet
PartsTable / COMPONENT / T-8674
T-8674 ✓ 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

SWITCHING UNIT,ELECTRONIC COMMAN. Key specifications include material: JUTE INSULATION, body_shape: ROUND, design_type: JACKETED, muffler_design: STRAIGHT THROUGH, overall_length: 5.812 INCHES NOMINAL IN, outlet_location: CENTRALLY LOCATED IN END SECTION OF BODY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2990-00-277-8508, 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
T-8674
NSN: 2990-00-277-8508
FSC: 2990
CAGE: 76700 — CUMMINS FILTRATION INC. (USA)
SPECIFICATIONS
materialJUTE INSULATION
body_shapeROUND
design_typeJACKETED
tube_quantity1
muffler_designSTRAIGHT THROUGH
overall_length5.812 INCHES NOMINAL IN
outlet_locationCENTRALLY LOCATED IN END SECTION OF BODY
overall_diameter6.500 INCHES NOMINAL IN
operating_positionVERTICAL
outlet_connection_typeUNTHREADED LOCATION NOT OTHERWISE SPECIFIED
outlet_inside_diameter2.625 INCHES NOMINAL IN
outlet_outside_diameter3.375 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
NSN2990-00-277-8508
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCHING UNIT,ELECTRONIC COMMAN TITLE COMPONENT PN T-8674 MFR SWITCHING UNIT,ELECTRO
KEY FEATURES
•
OPERATING POSITION: VERTICAL
•
TUBE QUANTITY: 1
•
OUTLET INSIDE DIAMETER: 2.625 INCHES NOMINAL IN
•
FURNISHED ITEMS AND QUANTITY: 1 CLAMP
•
BODY SHAPE: ROUND
•
OVERALL DIAMETER: 6.500 INCHES NOMINAL IN
•
MUFFLER DESIGN: STRAIGHT THROUGH
•
DESIGN TYPE: JACKETED
TECHNICAL CHARACTERISTICS (FLIS)
OPERATING POSITIONVERTICAL
TUBE QUANTITY1
OUTLET INSIDE DIAMETER2.625 INCHES NOMINAL IN
FURNISHED ITEMS AND QUANTITY1 CLAMP
BODY SHAPEROUND
OVERALL DIAMETER6.500 INCHES NOMINAL IN
MUFFLER DESIGNSTRAIGHT THROUGH
DESIGN TYPEJACKETED
OUTLET CONNECTION QUANTITY1
OVERALL LENGTH5.812 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
8674Interchangeable
interchangeable cross-reference
interchangeable
403593Interchangeable
interchangeable cross-reference
interchangeable
32236Interchangeable
interchangeable cross-reference
interchangeable
2019488Interchangeable
interchangeable cross-reference
interchangeable
A8674Interchangeable
interchangeable cross-reference
interchangeable
6-37-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is T-8674?
T-8674 is a SWITCHING UNIT,ELECTRONIC COMMAN.
What parts can replace T-8674?
There are 12 known substitutes for T-8674: 8674, 403593, 32236 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for T-8674?
T-8674 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2990-00-277-8508. 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