EV07 Cartridge Seal

EV07 Cartridge Seal
A factory assembled, pressure tested, multi spring outside mounted double cartridge seal. Designed to handle extreme shaft runout. Ideal for agitators and mixers.

Features and Benefits

  • Springs are isolated from pumped product to eliminate clogging.
  • Requires no stuffing box.
  • Engineered to withstand extreme shaft runout.
  • Stationary seal design removes vast vibration/harmonic problems.
  • Cartridge designed for easy installation.
  • Pressure tested for assurance before leaving Robco's facility.

Technical Data and Dimensions

EV06
All standard dimensions will be customized to fit your application.

Inches
code size shaft size seal outboard distance rotary seat
outboard distance
gland outboard ditance .375 bolt .500 bolt .625 bolt
    B C D Bolt Circle Bolt Circle Bolt Circle
008 0.500 1.875 1.750 4.000 2.500 2.750  
010 0.625 1.875 1.875 4.000 2.625 2.875  
012 0.750 1.875 2.000 4.000 2.750 3.000  
014 .0875 1.875 2.125 4.000 2.875 3.125  
016 1.000 1.875 2.250 5.000 3.000 3.250  
018 1.125 1.875 2.675 5.000 3.125 3.375  
020 1.250 1.875 2.500 5.000 3.250 3.500  
022 1.375 1.875 2.625 5.500 3.375 3.625  
024 1.500 1.875 2.625 5.500 3.375 3.625  
026 1.625 1.875 2.875 5.500 3.625 3.875  
028 1.750 1.875 3.000 6.000 3.750 4.000  
030 1.875 1.875 3.125 6.000 3.875 4.125  
032 2.000 1.875 3.250 6.000 4.000 4.250  
034 2.125 1.875 3.375 6.500 4.125 4.250 4.500
036 2.250 1.875 3.500 6.500 4.250 4.500 4.750
038 2.375 1.875 3.625 6.500 4.375 4.625 4.875
040 2.500 1.875 3.750 6.500 4.500 4.750 5.000
042 2.625 1.875 3.875 7.000 4.625 4.875 5.125
044 2.750 1.875 4.000 7.000 4.750 5.000 5.250
046 2.875 1.875 4.125 7.000 4.875 5.125 5.375
048 3.000 2.156 4.250 8.000 5.000 5.250 5.500
050 3.125 2.156 4.375 8.000 5.125 5.375 5.625
052 3.250 2.156 4.500 8.500 5.250 5.500 5.750
054 3.375 2.156 4.625 8.500 5.375 5.625 85.875
056 3.500 2.156 4.750 9.000 5.500 5.570 6.000
058 3.625 2.156 4.875 9.000 5.625 5.875 6.125
060 3.750 2.156 5.000 9.500 5.750 6.000 6.250
062 3.875 2.156 5.125 9.500 5.875 6.125 6.375
064 4.000 2.156 5.250 10.000 6.000 6.250 6.500
066 4.125 2.156 5.375 10.000 6.125 6.375 6.625
068 4.250 2.156 5.500 10.500 6.250 6.500 6.750
070 4.375 2.156 5.625 10.500 6.375 6.625 6.875
072 4.500 2.156 5.750 11.00 6.500 6.750 7.000
074 4.625 2.156 5.875 11.000 6.625 6.875 7.125
076 4.750 2.156 6.000 11.500 6.750 7.000 7.250
078 4.875 2.156 6.125 11.500 6.875 7.125 7.375

SIZES: Metric and sixteenth seals available against specific orders. Larger shaft diameters available against speficic orders.



Operating Specifications

Temperature limit:
-40C to 205C
-40F to 400C
Temperature limit is based on standard elastomer.
Pressure limit to: Vacuum to 17.01 kPA (250 psi)
Shaft speeds to: 3,600 rpm


Standard Material Construction

Metal Components: 316SS

Stationary
Face: Chemical Grade Carbide
Optional: Chrome Oxide Coating, Tungsten Carbide

Rotating
Seat: 17.4 PH SS (Heat Treated)
Optional: Chrome Oxide Coating, Silicon Carbide


Total Warranty

All Robco seals are manufactured to exact standards, and are guaranteed free of defects in materials and workmanship. All seals are guaranteed for 90 days from delivery, excepting negligence, misuse and abuse, and will deliver at our expense a new seal to replace any seal found to be defective within said period. No registration card is required.

The warranty is expressly in lieu al all warranties, expressed or implied, and of all obligation or liabilities on our part, including any liability for incidental or consequential damages.

Disclaimer

The temperature limits, pH ranges, pressure ratings, feet per box and shaft speeds shown throughout this pamphlet are representative; the service life and performance of these products can be affected by elevated temperatures and other operating conditions such as chemical resistance, shaft speeds, pressure and equipment in which that the product is being installed. The ratings supplied are suggested as a guideline and should only be used for evaluating your specific application. When in doubt, contact Robco or your ENVIROPAK distributor. The information contained in the pamphlet should not be considered to be a warranty, expressed or implied, including, but not limited to, a warranty of merchantability or fitness for a particular purpose. In no event shall Robco be liable for any incidental or consequential damages resulting from the use, misuse or inability to use the products. This exclusion applies regardless of whether such damages are sought based on breach of warranty, breach of contract, negligence, strict liability in tort, or any other legal theory.

All Robco mechanical seals are manufactured, assembled and tested in America.