Series 2 - T-3A cavity, buna-N, 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 ten years from date of purchase. This date will be printed on the kit packaging.
Cartridge Installation Data [ + ]
Series | 2 |
Cartridge Thread | 1"-14 UNS1"-14 UNS |
Valve Hex Size | 1 1/8 in.28,6 mm |
Valve Installation Torque | 45 - 50 lbf ft61 - 68 Nm |
Cavity | T-3A |
Used With [ + ]
What models can this kit be used with?
- RDFA Direct-acting relief valve
- RDFA3 Non-adjustable direct-acting relief valve
- RDFTDirect-acting relief valve, CE marked
- RPGS Pilot-operated, balanced poppet relief valve
- RPGS8 Pilot-operated, balanced poppet relief main stage with integral T-8A control cavity
- RPGT Anti-Shock, pilot-operated, balanced poppet relief 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.
- After installing the GLYD® Ring, size it to restore original shape and to prevent damage during cartridge installation.
- When installing cartridge - be sure to torque to recommended value.
- GLYD® Ring is a registered trademark of W. S. Shamban and Co., Los Angeles, CA, USA
Additional Resources [ + ]
Technical Information