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		NU19/670
Bore diameter	d	670 mm
Outside diameter	D	900 mm
Width	B	103 mm
Basic dynamic load rating	C	2040 kN
Basic static load rating	C0	4250 kN
Fatigue load limit	Pu	295 kN
Reference speed	nref	530 r/min
Limiting speed	nG	1190 r/min
Mass	≈m	183 kg
Precision class		PN — Normal (ISO 492:2023)
Internal clearance		CN (Group N) — Normal internal clearance
Cage		M1 — Two Piece Brass Cage Roller Guided
Minimum operating temperature	Tmin	-30 °C
Maximum operating temperature	Tmax	150 °C

Product characteristics5 parameters

Product characteristics
Parameter	Symbol	Value
Design	TB	Bearings with increased axial load capacity
Cage	M1	Two Piece Brass Cage Roller Guided
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	670 mm26.378 in
Outside diameter	D	900 mm35.433 in
Width	B	103 mm4.055 in
Basic dynamic load rating, radial	Cr	2,040,000 N458,633.094 lbf
Basic static load rating, radial	C0r	4,250,000 N955,485.612 lbf
Fatigue load limit, radial	Cur	295,000 N66,321.942 lbf
Limiting speed	nG	1,190 1/min
Reference speed	nϑr	530 1/min
Mass	≈m	183 kg403.445 lbs

Mounting dimensions6 parameters

Mounting dimensions
Parameter	Symbol	Value
Minimum diameter shaft shoulder	da min	693 mm27.283 in
Maximum diameter of shaft shoulder	da max	726 mm28.583 in
Minimum shaft shoulder	db min	736 mm28.976 in
Maximum diameter of housing shoulder	Da max	877 mm34.528 in
Maximum recess radius	ra max	5 mm0.197 in
Maximum recess radius	ra1 max	5 mm0.197 in

Dimensions6 parameters

Dimensions
Parameter	Symbol	Value
Minimum chamfer dimension	rmin	6 mm0.236 in
Minimum chamfer dimension	r1 min	6 mm0.236 in
Axial displacement	s	11.3 mm0.445 in
Raceway diameter outer ring	E	839 mm33.031 in
Raceway diameter inner ring	F	731 mm28.78 in
Minimum rib diameter outer ring	D1 min	817 mm32.165 in

Temperature range2 parameters

Temperature range
Parameter	Symbol	Value
Operating temperature min.	Tmin	-30 °C-22 °F
Operating temperature max.	Tmax	150 °C302 °F

Capabilities & suitability5 parameters

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

Manufacturer Identity8 parameters

Product Identity2 parameters

Product Identity
Parameter	Symbol	Value
Construction		Cylindrical roller bearing NU20..-E-XL-M1, 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)		670 mm
Outside Diamater (D)		900 mm
Total Width (B)		103 mm
Basic Dynamic Load Rating, Radial (Cr)		2,040,000 N
Basic Static Load Rating, Radial (C0R)		4,250,000 N
Raceway Diameter Inner Ring (F)		731 mm
Operating Temperature Min. (Tmin)		-30 °C
Minimum Diameter Shaft Shoulder (Da)		693 mm
Operating Temperature Max. (Tmax)		150 °C
Limiting Speed (Limiting Spe)		1,190 1/min
Reference Speed (Nϑr)		530 1/min
Maximum Recess Radius (Ra Max)		5 mm
Maximum Diameter Of Housing Shoulder (Da)		877 mm
Minimum Chamfer Dimension (R1 Min)		6 mm
Axial Displacement (S)		11.3 mm
Minimum Rib Diameter Outer Ring (D1 Min)		817 mm
Maximum Diameter Of Shaft Shoulder (Da Max)		726 mm
Maximum Recess Radius (Ra1 Max)		5 mm
Minimum Chamfer Dimension (Rmin)		6 mm
Raceway Diameter Outer Ring (E)		839 mm
Minimum Shaft Shoulder (Db Min)		736 mm
Fatigue Load Limit, Radial (Cur)		295,000 N

FAG NU19/670-TB-M1