Type 11/22 Description : - Single spring, rubber diaphragm seal, designed for different sized seat housings and seal working lengths to the Types 10/20. The imperial sizes are most commonly found on American equipment. 

The manufacturers attention to detail and modern in-house design and manufacturing facilities, have enabled them to create Parallel Spring Seals, with additional improvements to the original designs, whilst still maintaining the main design features, such as self aligning, non fretting/clogging and vacuum application suitability. These improvements result in a superior Prestige Mechanical Seal, to both the original replacement seal and their other direct market copies.

See the complete Parallel Spring Diaphragm Mechanical Seal Range.