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Designation system for end covers

Examples and the applicable options for end covers for SNL housings are given below.

Basic bearing designation system


ETS 34whereETS =
34 =

ETS 3184 R
whereETS =
3184 =
R =

Applicable options

Test Designation 1Series
End cover for SNL plummer block housings in the
30, 31 and 32 series

Test Designation 2Size identification
Size code, related to bearing or housing size

Test Designation 3
End cover for oil lubricated housings
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