Viton seal kit
![990511006 : Viton seal kit](https://cmsimages.sunhydraulics.com/skg_t11a5.gif)
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.
Technical Data [ + ]
Cartridge Installation Data [ + ]
Installation Torque | 30 - 35 lbf ft41 - 47 Nm |
Cartridge Thread | M20M20 |
Valve Hex Size | 7/8 in.22,2 mm |
Used With [ + ]
What models can this kit be used with?
- PRDLElectro-proportional, direct-acting, pressure reducing/relieving valve with open transition
- PRDM Electro-proportional, direct-acting, pressure reducing/relieving valve with open transition - high pressure setting with no command
- PRDN Electro-proportional, direct-acting, pressure reducing/relieving valve, high pressure setting with no command
- PRDPElectro-proportional, direct-acting, pressure reducing/relieving valve
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 [ + ]
Technical Information