RKB NNU49/560KM P61 ZB W3

Specifications

Brand	RKB
Item Number	NNU49/560KM P61 ZB W3 RKB
Also known as	NNU49/560KM P61 ZB W33X
Category	Cylindrical Roller Bearing Double Row

Weight and Dimensions

Inner (d) MM	560
Outer (D) MM	750
Width (B) MM	190
Inner (d) Inch	22.0472
Outer (D) Inch	29.5276
Width (B) Inch	7.4803
Weight (kg)	235 kg

Product Properties

Bore	K - 1:12 Tapered Bore (Standard for Most Types)
Seal	No Seal
Cage Type	M - Brass Cage
External Modification	No External Modification
Radial Internal Play	C1 Internal Play (Less than C2)
Precision	P6 Precision (Higher than Standard)
Heat Stabilization	No Heat Stabilization - Temperatures up to 120 °C

Suffix description

K	Tapered Bore, Taper 1:12
M	Machined Brass Cage, Located On The Rolling Elements
P61	Combination Of P6 (Dimensional And Running Accuracy To ISO Tolerance Class 6 (Better Than Normal).) And
C1	(Radial Clearance Less Than C2.)
ZB	Optimized Roller Profile
W33X	Same As W33 (Lubrication Groove And Three Holes In Bearing Outer Ring) But. With Six Lubrication Holes