This part of GB/T 13871 specifies the nominal dimensions of rotary shaft lip type seals incorporating elastomeric sealing elements; specifies six basic types of seal rings, which are described and shown in Figure 1; also includes dimensional limits for the shafts and housings to assure interchangeability of seals made by different seal manufactures. The recommend tolerances are also given for the seals nominal dimensions.
This part is applicable to the rotary shaft lip type seals suitable for shafts from 6 mm ~ 400 mm diameter and accompanying housing from 16 mm ~ 440 mm, and not applicable to the rotary shaft lip type seals used at the higher pressure (greater than 0.05 MPa) .
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2 Normative References
The following normative documents contain provisions which, through reference in this part of GB/T 13871, constitute provisions of this part. For dated reference, subsequent amendments to, or revisions of, any of these publications do not apply. However, all parties coming to an agreement according to this part are encouraged to study whether the latest editions of these documents are applicable. For undated references, the latest edition of the normative document referred to applies.
GB/T 1031-1995 Surface Roughness Parameters and Their Values (neq ISO 468:1982)
GB/T 1800.4-1999 Limits and Fits Tables of Standard Tolerance Grades and Limit Deviations for Holes and Shafts (eqv ISO 286-2:1988)
GB/T 5719-2006 Rubber Sealing Articles - Vocabulary
GB/T 17446-1998 Fluid Power Systems and Components - Vocabulary (idt ISO 5598:1985)
