Series 4 - T-19A cavity, Viton, cartridge seal kit

990019006 : Series 4 - T-19A 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 4
Cartridge Thread M48M48
Valve Hex Size 1 5/8 in.41,3 mm
Valve Installation Torque 350 - 375 lbf ft474 - 508 Nm
Cavity T-19A
Used With [ + ]

What models can this kit be used with?

  • CBHA 3:1 pilot ratio, restrictive counterbalance valve
  • CBHG 4.5:1 pilot ratio, restrictive counterbalance valve
  • CBIA 3:1 pilot ratio, standard capacity counterbalance valve
  • CBIB 1.5:1 pilot ratio, standard capacity counterbalance valve
  • CBIG 4.5:1 pilot ratio, standard capacity counterbalance valve
  • CBIH 10:1 pilot ratio, standard capacity counterbalance valve
  • CBIL 2.3:1 pilot ratio, standard capacity counterbalance valve
  • CBIY 2:1 pilot ratio, standard capacity counterbalance valve
  • CKIB Pilot-to-open check valve with standard pilot
  • CKID Pilot-to-open check valve with sealed pilot
  • CKIV Vented pilot-to-open check valve - atmospherically referenced
  • CNID Free flow side to nose check valve with bypass orifice and port 3 blocked
  • CNJE Pilot-to-close check valve with bypass orifice
  • COJA Pilot-to-close check valve
  • COKA Pilot-to-close check valve
  • CXIE Free flow side to nose check valve with port 3 blocked
  • CXJC Free flow nose to side check valve with port 3 blocked
  • DKJC Normally closed, balanced poppet, logic element - pilot-to-open
  • DKJD Normally closed, balanced poppet, logic element - vent-to-open
  • DOJC Normally open, balanced poppet, logic element - pilot-to-close
  • DOJD Normally open, balanced poppet, logic element - vent-to-close
  • FRFA Fixed-orifice, bypass/restrictive, priority, flow control valve
  • LKJC Pilot-to-open, spring-biased closed, unbalanced poppet logic element
  • LKJCZ Pilot-to-open, spring-biased closed, unbalanced poppet logic element with position switch
  • LOJA Vent-to-open, spring-biased closed, unbalanced poppet logic element with pilot source from port 1
  • LOJA8 Vent-to-open, spring-biased closed, unbalanced poppet logic element with pilot source from port 1 and integral T-8A control cavity
  • LOJB Vent-to-open, spring-biased closed, unbalanced poppet logic element with pilot source from port 2
  • LOJB8 Vent-to-open, spring-biased closed, unbalanced poppet logic element with pilot source from port 2 and integral T-8A control cavity
  • LOJC Pilot-to-close, spring-biased closed, unbalanced poppet logic element
  • LOJCZ Pilot-to-close, spring-biased closed, unbalanced poppet logic element with position switch
  • LOJD Vent-to-open, spring-biased closed, unbalanced poppet logic element with pilot source from port 1 or 2
  • LOJD8 Vent-to-open, spring-biased closed, unbalanced poppet logic element with pilot source from port 1 or 2 and integral T-8A control cavity
  • LOJO Pilot-to-close, spring-biased open, unbalanced poppet logic element
  • LOJOZ Pilot-to-close, spring-biased open, unbalanced poppet logic element with position switch
  • LOKA Vent-to-open, spring-biased closed, unbalanced poppet logic element with pilot source from port 1
  • LOKA8 Vent-to-open, spring-biased closed, unbalanced poppet logic element with pilot source from port 1 and integral T-8A control cavity
  • LOKB Vent-to-open, spring-biased closed, unbalanced poppet logic element with pilot source from port 2
  • LOKB8 Vent-to-open, spring-biased closed, unbalanced poppet logic element with pilot source from port 2 and integral T-8A control cavity
  • LOKC Pilot-to-close, spring-biased closed, unbalanced poppet logic element
  • LOKCZ Pilot-to-close, spring-biased closed, unbalanced poppet logic element with position switch
  • LOKD Vent-to-open, spring-biased closed, unbalanced poppet logic element with pilot source from port 1 or 2
  • LOKD8 Vent-to-open, spring-biased closed, unbalanced poppet logic element with pilot source from port 1 or 2 and integral T-8A control cavity
  • LOKO Pilot-to-close, spring-biased open, unbalanced poppet logic element
  • LOKOZ Pilot-to-close, spring-biased open, unbalanced poppet logic element with position switch
  • LPJA Normally open, modulating element with pilot source from port 1
  • LPJA8 Normally open, modulating element with integral T-8A control cavity and pilot source from port 1
  • LPJC Normally open, modulating element
  • LRJA Normally closed, modulating element with pilot source from port 1
  • LRJC Normally closed, modulating element
  • PBJB Pilot-operated, pressure reducing valve
  • PBJB8 Pilot-operated, pressure reducing main stage with integral T-8A control cavity
  • PBJC Air-controlled, pilot-operated, pressure reducing valve
  • PBJF Pilot-operated, pressure reducing valve with drilled piston orifice
  • PBJF8 Pilot-operated, pressure reducing main stage with drilled piston orifice and integral T-8A control cavity
  • PPJB Pilot-operated, pressure reducing/relieving valve
  • PPJB8 Pilot-operated, pressure reducing/relieving main stage with integral T-8A control cavity
  • PPJC Air-controlled, pilot-operated, pressure reducing/relieving valve
  • PPJF Pilot-operated, pressure reducing/relieving valve with drilled piston orifice
  • PPJF8 Pilot-operated, pressure reducing/relieving main stage with drilled piston orifice and integral T-8A control cavity
  • PRJB Direct-acting, pressure reducing/relieving valve
  • PRJR Direct-acting, pressure reducing valve
  • RSJC Pilot-operated, balanced piston sequence valve
  • RSJC8 Pilot-operated, balanced piston sequence main stage with integral T-8A control cavity
  • RSJE Air-controlled, pilot-operated, balanced piston sequence valve
  • RVIA Ventable, pilot-operated, balanced piston relief valve
  • RVIB Normally closed modulating element valve with relief function
  • SCIA Direct-acting sequence valve with reverse flow check
  • SQJB Kick-down, pilot-operated, balanced piston sequence valve
  • XJBA Port 1 to 3 open, port 2 blocked cavity plug
  • XJCA All ports blocked cavity plug
  • XJOA Port 1 to 2 open, port 3 blocked cavity plug
  • XJOB All ports open cavity plug
  • XJOC T-19A cavity to T-17A cavity converter
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 [ + ]