Page 585 - Rollingbearings

Designs and variants
Designs and

variants

Needle roller and

cage assemblies

SKF needle roller and cage assemblies are
self -contained, ready- to -mount bearings
In applications where the shaft and housing
bore can serve as raceways, the assemblies
can be used to create bearing arrangements
that require minimal radial space

Basic design bearings

• are identiied by the series designation K
• are available as (ig. 4):
– single row design (no designation sufix)
– double row design (designation sufix ZW)

They are characterized by the following
properties:
• simple to mount and robust
• accurate roller guidance in the cage
pockets 7
• good running performance

Fig. 4
Needle roller and cage assembly

Fig. 3
Axial displacement

Single row Double row

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