This standard specifies the basic structure, skeleton and spring dimension series of assembled rotary shaft lip seals. This standard is applicable to the rotating shaft end installed in large and precision equipment, and the assembled rotating shaft lip seal ring for sealing fluid and grease under the condition that the pressure difference does not exceed 0.03MPa.
GB/T 9877.3-1988 history
2008GB/T 9877-2008 Hydraulic fluid power.Guide specifications for designing rotary shaft lip type seals
1988GB/T 9877.3-1988 Rotary shaft lip seals--Design criteria for standard applications--Part 3:Assembled rotary shaft lip seals
GB/T 9877.3-1988 Rotary shaft lip seals--Design criteria for standard applications--Part 3:Assembled rotary shaft lip seals was changed to GB/T 9877-2008 Hydraulic fluid power.Guide specifications for designing rotary shaft lip type seals.