Page 501 - Rollingbearings

Designs and variants
Bearings with an inner ring Separable bearings with an
centred cage inner ring raceway centred
cage
• are identiied by the series designation
NCF ECJB (ig. 17) • are identiied by the series designation
• are used to locate the shaft axially in one NUH ECMH (ig. 19)
direction and eventually to accommodate • can accommodate axial displacement of
axial displacement of the shaft relative to the shaft relative to the housing in both
the housing in the opposite direction directions
• can be supplied without an outer ring • can be separated (outer ring with the
(RN ECJB series, ig. 17), where the roller and cage assembly from the inner
outer raceway is integrated into the appli- ring), which simpliies mounting and dis-
cation (Raceways on shafts and in housings, mounting, particularly where load condi-
page 179) tions require both rings to have an inter-
ference it

Bearings with an outer ring
centred cage Double row bearings

• are identiied by the series designation • are available on request
NJF ECJA (ig. 18)
• for some sizes, contain more rollers than
same-sized bearings with an inner ring
centred cage 6
• are used to locate the shaft axially in one
direction and eventually to accommodate
axial displacement of the shaft relative to
the housing in the opposite direction
• can be supplied without an inner ring
(RNU ECJA series, ig. 18), where the
inner raceway is integrated into the appli-
cation (Raceways on shafts and in housings,
page 179)

Fig. 17 Fig. 18 Fig. 19
Bearings with an inner ring centred cage Bearings with an outer ring centred cage Separable bearing with an inner ring
raceway centred cage

NCF ECJB RN ECJB NJF ECJA RNU ECJA NUH ECMH

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