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Model

990019014

Model: 990019014

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

Cavity: T-19A

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Model

990019014

See CAD Files tab below to request images.

Technical specifications

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.

  • EPDM seals have no limited shelf life.
  • EPDM seals are purple in color for easy stock and field identification.
  • Cavity
  • Series
  • Cartridge Thread
    M48
  • Valve Hex Size
    1 5/8 in.
  • Valve Installation Torque
    350 - 375 lbf ft

What models can this kit be used with?

  • CBIH 10:1 pilot ratio, standard capacity counterbalance valve
  • CKIB Pilot-to-open check valve with standard pilot
  • COJA Pilot-to-close check valve
  • LKJC Pilot-to-open, spring-biased closed, unbalanced poppet logic element
  • LOJO Pilot-to-close, spring-biased open, unbalanced poppet logic element
  • LOKC Pilot-to-close, spring-biased closed, unbalanced poppet logic element
  • LRJC Normally closed, modulating element
  • PBJB Pilot-operated, pressure reducing valve
  • PBJB8 Pilot-operated, pressure reducing main stage with integral T-8A control cavity
  • PBJF Pilot-operated, pressure reducing valve with drilled piston orifice
  • PRJR Direct-acting, pressure reducing 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
  • XJCA All ports blocked cavity plug
  • XJOB All ports open cavity plug
  • 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.
  • Cartridges with EPDM seals are for use in systems with phosphate ester fluids. Exposure to petroleum based fluids, greases and lubricants will damage the seals.
  • Part
    Description
    Quantity
    View
  • 500-701-127
    O-Ring
    1
    C
  • 500-701-131
    O-Ring
    1
    B
  • 500-701-134
    O-Ring
    1
    A
  • 525-006-127
    Backup Ring
    2
    C
  • 525-006-131
    Backup Ring
    1
    B
  • 525-006-134
    Backup Ring
    1
    A

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