Type A1

Robust, long working length, highly accommodating and reliable, rubber diaphragm balanced seal, which provides enhanced seal capability, performance and life. The Type A1 has a retainer backing plate, a narrow profile and a no spring base plate.

Improved design features further enhance this popular seal. Available with a Type 20 boot-mounted seat as standard, suitable for originally common UK housing dimensions.

Also available as Type A1H with Type 21 centrally ‘O’-Ring Mounted stationary seal.

Features
Robust, rubber diaphragm balanced Seal
Long working length
Highly accomodating and reliable
Operating Limits
Temperature: -30 C to +150 C
Pressure: Up to 26 bar (377 psi)