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Technical Data Sheet
PartsTable / COMPONENT / 870876C91
870876C91 ✓ 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 MUFFLER,EXHAUST is a the manufacturer industrial component. Key specifications include design_type: DRY, muffler_design: STRAIGHT THROUGH, operating_position: HORIZONTAL, end_item_identification: INTERNATIONAL HARVESTER TRUCK,MODELS CO-1610A AND CO-1630A W/4 IN. EXHAUST A.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2990-01-165-8292, 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
870876C91
NSN: 2990-01-165-8292
FSC: 2990
CAGE: 89346 — NAVISTAR INTL CORP TRUCK BR OHIO PLANT (USA)
SPECIFICATIONS
design_typeDRY
muffler_designSTRAIGHT THROUGH
operating_positionHORIZONTAL
end_item_identificationINTERNATIONAL HARVESTER TRUCK,MODELS CO-1610A AND CO-1630A W/4 IN. EXHAUST A
NSN2990-01-165-8292
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MUFFLER,EXHAUST TITLE COMPONENT PN 870876C91 MFR MUFFLER,EXHAUST
KEY FEATURES
•
DESIGN TYPE: DRY
•
OPERATING POSITION: HORIZONTAL
•
MUFFLER DESIGN: STRAIGHT THROUGH
TECHNICAL CHARACTERISTICS (FLIS)
DESIGN TYPEDRY
END ITEM IDENTIFICATIONINTERNATIONAL HARVESTER TRUCK,MODELS CO-1610A AND CO-1630A W/4 IN. EXHAUST A
OPERATING POSITIONHORIZONTAL
MUFFLER DESIGNSTRAIGHT THROUGH
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
21837Interchangeable
interchangeable cross-reference
interchangeable
PM21837Interchangeable
interchangeable cross-reference
interchangeable
IR-1-20/11587Interchangeable
interchangeable cross-reference
interchangeable
3670Interchangeable
interchangeable cross-reference
interchangeable
251758Interchangeable
interchangeable cross-reference
interchangeable
GIT-3670Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 870876C91?
870876C91 is a MUFFLER,EXHAUST.
What parts can replace 870876C91?
There are 20 known substitutes for 870876C91: 21837, PM21837, IR-1-20/11587 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 870876C91?
870876C91 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2990-01-165-8292. 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