John Crane B48351 cartridge seal is a 4.5-inch cartridge seal identified by the variant code 8B1VHHH. The part designation is B48351, tying this seal to John Crane's catalog for precise replacement in compatible equipment. With a 4.5-inch size and the B48351 model, this component provides a specific, verifiable fit for systems that require a John Crane cartridge seal.
