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    E-59U type, replacement product of John Crane 59U type, Rubber bellows type mechanical seal Temperature: -100~+400℃ Speed: 25m/s Pressure: 2.4Mpa

Installation drawing and size of E-59U.pdf

Suggested operating limits


Speed: ≤15m/s

Pressure:≤ 1.2Mpa

Combined material

Rotary face: Carbon/SIC/TC

Stat Ring: Ceramic/SIC/TC

Seat Type: Standard BP G9


59U is general purpose DIN, Multi-spring, PTFE O-ring Pusher seal.


⑴ A versatile design with multiple material options for the widest range of liquids and temperatures.

⑵An unbalanced seal with the advantage of being a very short unit fitted to a straight through shaft.

⑶Multiple Springs ensure even face loading while compensating for acceptable shaft misalignment.

Recommended Application

⑴Process Pumps

⑵ Other Rotating Equipment