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Cartridge mechanical seal 5611Q series
springbellowsfor pumps

cartridge mechanical seal
cartridge mechanical seal
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cartridge, spring, bellows
for pumps
stainless steel, carbon
Other characteristics
Operating pressure

Max.: 28 bar (406 psi)

Min.: 0 bar (0 psi)

Operating temperature

Max.: 205 °C (401 °F)

Min.: -30 °C (-22 °F)


The Type 5611 is mainly intended for various sealing applications. It is constructed based on the John Crane's Universal Cartridge standards. All of its components are replaceable enabling a one seal family to be implemented through out the plant. It is specifically designed in compliance to the API 682, Category 1. Features California Residents: PROPOSITION 65 WARNING The Type 5611Q single cartridge seal arrangements incorporate the John Crane Type 1 seal head assembly with the Universal Cartridge adaptive hardware. Automatic adjustment compensates for abnormal shaft-end play and run-out, primary ring seal face wear, equipment tolerances and service life Type 5611Q seal has quench gland with carbon ring throttle bushing. Non-clogging, single-coil spring. Positive mechanical drive. Full convolution elastomer bellows. Fits ANSI and DIN seal chambers.


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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.