Series 3 - T-17A cavity, Viton, cartridge seal kit

990117006 : Series 3 - T-17A cavity, Viton, cartridge seal kit
Technical Features [ + ]

Sun offers replacement seal kits for all cartridge models. These kits include all of the external seals on the cartridge along with installation instructions. Seal kits are available in Buna-N and Viton for all models, along with EPDM and polyurethane for many models. Please note: Converting the external seals from one material to another does not ensure fluid compatibility with that material due to the existence of internal seals within the cartridge.

  • The shelf life for this cartridge seal kit is twenty years from date of purchase. This date will be printed on the kit packaging.
Cartridge Installation Data [ + ]
Series 3
Installation Torque 150 - 160 lbf ft203 - 217 Nm
Cartridge Thread M36M36
Valve Hex Size 1 1/4 in.31,8 mm
Cavity T-17A
Used With [ + ]

What models can this kit be used with?

  • CAGA 3:1 pilot ratio, vented counterbalance valve - atmospherically referenced
  • CAGG 5:1 pilot ratio, vented counterbalance valve - atmospherically referenced
  • CAGK 1:1 pilot ratio, vented counterbalance valve - atmospherically referenced
  • CAGL 2:1 pilot ratio, vented counterbalance valve - atmospherically referenced
  • LOHOZ Pilot-to-close, spring-biased open, unbalanced poppet logic element with position switch
Notes [ + ]
  • Install back-up rings and O-rings as shown in views.
  • When installing continuous back-up rings, use the same technique and the same care used to install O-rings.
  • When installing cartridge - be sure to torque to recommended value.
Additional Resources [ + ]