Meritor/Rockwell 4819-A-313 cross reference.
The Meritor/Rockwell 4819-A-313 is a 20.25″ × 5.625″ heavy-duty truck brake drum with 22 bolt holes on a 13.25″ bolt circle. It interchanges with 2 other part numbers. TBP Auto manufactures brake drums to this spec in Vietnam — zero US AD/CVD duty, quoted within 24 hours.
DRUM SPECIFICATIONS
VARIANT 1
Brake surface diameter20.25″
Width5.625″
Height6.625″
Hub pilot11″
Bolt circle13.25″
Bolt holes22
Hole diameter0.656″
VARIANT 2
Brake surface diameter20.25″
Width5.625″
Height6.625″
Hub pilot11.875″
Bolt circle13.125″
Bolt holes12
ALSO CROSSES TO
WE CAN MAKE THIS DRUM
Manufactured to spec, quoted within 24 hours.
Meritor/Rockwell 4819-A-313 is in our reference database with full dimensional data. We manufacture to OEM drawings with G3500 gray iron and full batch traceability. Send the part number and quantity.
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