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Bearing data

Needle roller bearing inner rings

IR series
LR series
Tolerances

For additional
information
(→ Tolerances)
Normal
Values: ISO 492:2014 (table 1)
  • F: h6
  • B: h12
  • d: K6
Values: table 2
Operating clearanceDepends on the bearing type with which the inner ring is combined with.
Internal clearanceDepends on the bearing type with which the inner ring is combined with.
Needle rollers
Dimension
standards
ISO 3096:1996, except for RN-2x6.3 BF/G2 that is not standardized
Tolerances

For additional
information
(→ Tolerances)

ISO 3096:1996 Grade 2 for flat end needle rollers

Available tolerances (table 3)

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