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7800 Series Rotary Shaft Seals

The newly designed 7800 Series CinchSeal® for screw conveyors and other bulk handling equipment are made out of 316 Stainless Steel to handle dry and slurry products in the food service, pharmaceutical and chemical industries where stainless steel is a requirement.

Standard Features

  • Zero Maintenance due to unique self adjusting design
  • Manufactured out of 316 Stainless Steel to handle caustic wash downs
  • Consumes 30% less power than rope packing
  • Will not damage or undercut shafts tops product loss and premature bearing failure
  • Seals dust and Vapors
  • Designed for C.E.M.A. screw conveyor and bulk handling equipment, the 7800 series is a self-adjusting seal.
  • Temperature ranges –50˚F/45.55˚C to 400˚F/204˚C
  • Bolting pattern will accomodate flange mounted bearings
  • Designed to handle linear shaft growth and axial runout
  • Purge with air, 5 to 8 psig above vessel pressure, or silicone grease
7850 Series

Available Accessories

Self Adjustment and Aligning

The CinchSeal module readily accommodates a reasonable amount of shaft vibration, misalignment or wobble. The rotor cup "floats" against the face of the stator plate so any lateral shaft movement produces nothing more than a slight orbital eccentricity.

7800 Series - Rotary Shaft Seal Dimensional Information

D (min.)  D (max.)
1,5 0,625 5,375 3,3 4,357
2,0 0,75 6,50 4,0 5,390
2,437 0,75 7,375 4,50 6,275
3,0 0,88 7,875 5,50 6,670
3,437 0,88 9,25 6,76 8,0

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