Tapered Roller Bearings1

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Tapered Roller Bearings1

Tapered Roller Bearingsare generally used to support combined load mainly consisting of radial load. Their cups are separable for easy assembling. During mounting and using, radial clearance and axial clearance can be adjusted and preloaded mounting can be made.

The Meaning of Suffix


1. Contact Angles		3. Features
B	Steep contact angle	Q	Improved friction torque characteristics
-	Standard contact angle (no symbol)		and raceway geometry
2. Internal Designs		4. Quality
DB	Duplex (2) bearings in back-to-back	CL7A	Standard SKF quality for pinion
	arrangement including spacers for both		bearings
	rings	CL7C	Special SKF quality for pinion bearings
DF	Duplex (2) bearings face-to-face	VQ051	Modified internal geometry for
	arrangement including 1 outer ring		increased permissible misalignment
	spacer	C…	i.e. C220 = axial clearance in paired
J2	Internal design changed to pressed		bearings
	steel cage rolling element guided
X	Boundary dimensions according to ISO
	standards