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		NU2318
Bore diameter	d	90 mm
Outside diameter	D	190 mm
Width	B	64 mm
Basic dynamic load rating	C	510 kN
Basic static load rating	C0	530 kN
Fatigue load limit	Pu	94 kN
Reference speed	nref	3000 r/min
Limiting speed	nG	4900 r/min
Mass	≈m	7.9 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	90 mm3.543 in
Outside diameter	D	190 mm7.48 in
Width	B	64 mm2.52 in
Basic dynamic load rating, radial	Cr	510,000 N114,658.273 lbf
Basic static load rating, radial	C0r	530,000 N119,154.676 lbf
Fatigue load limit, radial	Cur	94,000 N21,133.094 lbf
Limiting speed	nG	4,900 1/min
Reference speed	nϑr	3,000 1/min
Mass	≈m	7.9 kg17.416 lbs

Mounting dimensions6 parameters

Mounting dimensions
Parameter	Symbol	Value
Minimum diameter shaft shoulder	da min	104 mm4.094 in
Maximum diameter of shaft shoulder	da max	111 mm4.37 in
Minimum shaft shoulder	db min	117 mm4.606 in
Maximum diameter of housing shoulder	Da max	176 mm6.929 in
Maximum recess radius	ra max	2.5 mm0.098 in
Maximum recess radius	ra1 max	2.5 mm0.098 in

Dimensions6 parameters

Dimensions
Parameter	Symbol	Value
Minimum chamfer dimension	rmin	3 mm0.118 in
Minimum chamfer dimension	r1 min	3 mm0.118 in
Axial displacement	s	5 mm0.197 in
Raceway diameter outer ring	E	169.5 mm6.673 in
Raceway diameter inner ring	F	113.5 mm4.469 in
Minimum rib diameter outer ring	D1 min	161.6 mm6.362 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)		90 mm
Outside Diamater (D)		190 mm
Total Width (B)		64 mm
Basic Dynamic Load Rating, Radial (Cr)		510,000 N
Basic Static Load Rating, Radial (C0R)		530,000 N
Raceway Diameter Inner Ring (F)		113.5 mm
Operating Temperature Min. (Tmin)		-30 °C
Minimum Diameter Shaft Shoulder (Da)		104 mm
Operating Temperature Max. (Tmax)		120 °C
Limiting Speed (Limiting Spe)		4,900 1/min
Reference Speed (Nϑr)		3,000 1/min
Maximum Recess Radius (Ra Max)		2.5 mm
Maximum Diameter Of Housing Shoulder (Da)		176 mm
Minimum Chamfer Dimension (R1 Min)		3 mm
Axial Displacement (S)		5 mm
Minimum Rib Diameter Outer Ring (D1 Min)		161.6 mm
Maximum Diameter Of Shaft Shoulder (Da Max)		111 mm
Maximum Recess Radius (Ra1 Max)		2.5 mm
Minimum Chamfer Dimension (Rmin)		3 mm
Raceway Diameter Outer Ring (E)		169.5 mm
Minimum Shaft Shoulder (Db Min)		117 mm
Fatigue Load Limit, Radial (Cur)		94,000 N