Webb 66661B cross reference.

The Webb 66661B is a 16.5″ × 7.46″ heavy-duty truck brake drum with 10 bolt holes on a 11.25″ bolt circle. It interchanges with 1 other part number. TBP Auto manufactures brake drums to this spec in Vietnam — zero US AD/CVD duty, quoted within 24 hours.

DRUM SPECIFICATIONS

Brake surface diameter16.5″

Width7.46″

Height10.37″

Hub pilot8.78″

Bolt circle11.25″

Bolt holes10

Hole diameter0.94″

ALSO CROSSES TO

NSN 2530-01-587-8637

WE CAN MAKE THIS DRUM

Manufactured to spec, quoted within 24 hours.

Webb 66661B 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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