Product specifications

Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.

Core specifications15 parameters

Core specifications
Parameter	Symbol	Value
Series		NU2306
Bore diameter	d	30 mm
Outside diameter	D	72 mm
Width	B	27 mm
Basic dynamic load rating	C	86 kN
Basic static load rating	C0	75 kN
Fatigue load limit	Pu	13.2 kN
Reference speed	nref	7200 r/min
Limiting speed	nG	14200 r/min
Mass	≈m	0.515 kg
Precision class		PN — Normal (ISO 492:2023)
Internal clearance		CN (Group N) — Normal internal clearance
Cage		TVP2 — Solid Window Cage made from PA66
Minimum operating temperature	Tmin	-30 °C
Maximum operating temperature	Tmax	120 °C

Product characteristics5 parameters

Product characteristics
Parameter	Symbol	Value
Design	E	Increased Capacity Design
Cage	TVP2	Solid Window Cage made from PA66
Radial internal clearance	CN (Group N)	Normal internal clearance
Tolerance class	PN	Normal (ISO 492:2023)
Number of rows	1	Single-row design

Main Dimensions & Performance Data9 parameters

Main Dimensions & Performance Data
Parameter	Symbol	Value
Bore diameter	d	30 mm1.181 in
Outside diameter	D	72 mm2.835 in
Width	B	27 mm1.063 in
Basic dynamic load rating, radial	Cr	86,000 N19,334.532 lbf
Basic static load rating, radial	C0r	75,000 N16,861.511 lbf
Fatigue load limit, radial	Cur	13,200 N2,967.626 lbf
Limiting speed	nG	14,200 1/min
Reference speed	nϑr	7,200 1/min
Mass	≈m	0.515 kg1.135 lbs

Mounting dimensions6 parameters

Mounting dimensions
Parameter	Symbol	Value
Minimum diameter shaft shoulder	da min	37 mm1.457 in
Maximum diameter of shaft shoulder	da max	40 mm1.575 in
Minimum shaft shoulder	db min	44 mm1.732 in
Maximum diameter of housing shoulder	Da max	65 mm2.559 in
Maximum recess radius	ra max	1 mm0.039 in
Maximum recess radius	ra1 max	1 mm0.039 in

Dimensions6 parameters

Dimensions
Parameter	Symbol	Value
Minimum chamfer dimension	rmin	1.1 mm0.043 in
Minimum chamfer dimension	r1 min	1.1 mm0.043 in
Axial displacement	s	2.2 mm0.087 in
Raceway diameter outer ring	E	62.5 mm2.461 in
Raceway diameter inner ring	F	40.5 mm1.594 in
Minimum rib diameter outer ring	D1 min	59.2 mm2.331 in

Temperature range2 parameters

Temperature range
Parameter	Symbol	Value
Operating temperature min.	Tmin	-30 °C-22 °F
Operating temperature max.	Tmax	120 °C248 °F

Capabilities & suitability4 parameters

Capabilities & suitability
Parameter	Symbol	Value
Radial load capacity		Yes
Suitable for grease lubrication		Yes
Suitable for oil lubrication		Yes
Unsealed design		Yes

Manufacturer Identity10 parameters

Product Identity2 parameters

Product Identity
Parameter	Symbol	Value
Construction		Cylindrical roller bearing NU..-E-XL-TVP2, with cage, single row, non-locating bearing, 2 ribs on outer ring, 0 ribs on inner ring (smooth), type NU, Running accuracy in P6
Short Description		Cylindrical roller bearing

Technical Data22 parameters

Technical Data
Parameter	Symbol	Value
Bore Diameter (D)		30 mm
Outside Diamater (D)		72 mm
Total Width (B)		27 mm
Basic Dynamic Load Rating, Radial (Cr)		86,000 N
Basic Static Load Rating, Radial (C0R)		75,000 N
Raceway Diameter Inner Ring (F)		40.5 mm
Operating Temperature Min. (Tmin)		-30 °C
Minimum Diameter Shaft Shoulder (Da)		37 mm
Operating Temperature Max. (Tmax)		120 °C
Limiting Speed (Limiting Spe)		14,200 1/min
Reference Speed (Nϑr)		7,200 1/min
Maximum Recess Radius (Ra Max)		1 mm
Maximum Diameter Of Housing Shoulder (Da)		65 mm
Minimum Chamfer Dimension (R1 Min)		1.1 mm
Axial Displacement (S)		2.2 mm
Minimum Rib Diameter Outer Ring (D1 Min)		59.2 mm
Maximum Diameter Of Shaft Shoulder (Da Max)		40 mm
Maximum Recess Radius (Ra1 Max)		1 mm
Minimum Chamfer Dimension (Rmin)		1.1 mm
Raceway Diameter Outer Ring (E)		62.5 mm
Minimum Shaft Shoulder (Db Min)		44 mm
Fatigue Load Limit, Radial (Cur)		13,200 N