Stud Cam Follower KR 52 PPA, 20mm ID, 52mm OD

Currently unavailable
We don’t know if this item will be back in stock, it is being discontinued by the manufacturer.
RS Stock No.:
514-041
Mfr. Part No.:
KR 52 PPA
Brand:
SKF
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Brand

SKF

Roller Diameter

52mm

Roller Length

24mm

Type

Stud

Bore Size

20mm

Static Load Rating

32500N

Dynamic Load Rating

18700N

Ring Slide & Track System Bearing Type

Concentric

RoHS Status: Not Applicable

COO (Country of Origin):
DE

SKF Stud Type Track Rollers


Cam followers of the KR design are fitted with needle rollers and have a thick outer ring making them suitable for shock loads.

Concentric cam follower
The outer ring is guided via the integral flange at the head of the stud and the pressed on side washer
SKF Cam followers on the PPA design have axial slide rings of polyamide 66
These slide rings reduce the friction and give relatively cool operation that is advantageous for the grease service life
In the radial direction the slide ring forms a narrow gap to the outer ring that protects against course contaminations
Operating temperature range is -30 to +100°C
The PPA design has an improved profile of the runner surface which gives a better stress distribution, also under misaligned conditions
The PPA design has a crowned running surface
Supplied with grease nipples
Lubrication can be done at the Head or thread end, except KR 16 & 19 which can only be lubricated at the head