Product specifications

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

Core specifications14 parameters

Core specifications
Parameter	Symbol	Value
Series		23120
Bore diameter	d	100 mm
Outside diameter	D	165 mm
Width	B	52 mm
Basic dynamic load rating	C	450 kN
Basic static load rating	C0	570 kN
Fatigue load limit	Pu	54 kN
Reference speed	nref	2750 r/min
Limiting speed	nG	4000 r/min
Mass	≈m	4.187 kg
Internal clearance		CN (Group N) — Normal internal clearance
Cage		TVPB — Plastic cage
Minimum operating temperature	Tmin	-30 °C
Maximum operating temperature	Tmax	120 °C

Product characteristics5 parameters

Main Dimensions & Performance Data9 parameters

Main Dimensions & Performance Data
Parameter	Symbol	Value
Bore diameter	d	100 mm3.937 in
Outside diameter	D	165 mm6.496 in
Width	B	52 mm2.047 in
Basic dynamic load rating, radial	Cr	450,000 N101,169.065 lbf
Basic static load rating, radial	C0r	570,000 N128,147.482 lbf
Fatigue load limit, radial	Cur	54,000 N12,140.288 lbf
Limiting speed	nG	4,000 1/min
Reference speed	nϑr	2,750 1/min
Mass	≈m	4.187 kg9.231 lbs

Mounting dimensions3 parameters

Mounting dimensions
Parameter	Symbol	Value
Minimum diameter shaft shoulder	da min	111 mm4.37 in
Maximum diameter of housing shoulder	Da max	154 mm6.063 in
Maximum recess radius	ra max	2 mm0.079 in

Dimensions5 parameters

Dimensions
Parameter	Symbol	Value
Minimum chamfer dimension	rmin	2 mm0.079 in
Bore diameter outer ring	D1	146.3 mm5.76 in
Raceway diameter of the inner ring	d2	113.9 mm4.484 in
Diameter lubrication hole	ds	3.2 mm0.126 in
Width of lubricating groove	ns	6.5 mm0.256 in

Temperature range2 parameters

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

Calculation factors4 parameters

Calculation factors
Parameter	Symbol	Value
Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y	e	0.28
Dynamic axial load factor	Y1	2.37
Dynamic axial load factor	Y2	3.53
Static axial load factor	Y0	2.32

Capabilities & suitability8 parameters

Capabilities & suitability
Parameter	Symbol	Value
Radial load capacity		Yes
Axial load capacity in one direction		Yes
Axial load capacity in both directions		Yes
Suitable for grease lubrication		Yes
Suitable for oil lubrication		Yes
Unsealed design		Yes
Staticangularerrorandmisalignment		Yes
Dynamicangularerrorandmisalignment		Yes

Manufacturer Identity10 parameters

Product Identity2 parameters

Product Identity
Parameter	Symbol	Value
Construction		Spherical roller bearings 231..-E1, main dimensions to DIN 635-2
Short Description		Spherical Roller Bearing

Technical Data22 parameters

Technical Data
Parameter	Symbol	Value
Bore Diameter (D)		100 mm
Outside Diamater (D)		165 mm
Total Width (B)		52 mm
Basic Dynamic Load Rating, Radial (Cr)		450,000 N
Basic Static Load Rating, Radial (C0R)		570,000 N
Diameter Lubrication Hole (Ds)		3.2 mm
Operating Temperature Min. (Tmin)		-30 °C
Minimum Diameter Shaft Shoulder (Da)		111 mm
Operating Temperature Max. (Tmax)		120 °C
Limiting Speed (Limiting Spe)		4,000 1/min
Reference Speed (Nϑr)		2,750 1/min
Maximum Recess Radius (Ra Max)		2 mm
Maximum Diameter Of Housing Shoulder (Da)		154 mm
Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E)		0.28
Width Of Lubricating Groove (Ns)		6.5 mm
Dynamic Axial Load Factor (Y1)		2.37
Bore Diameter Outer Ring (D1)		146.3 mm
Raceway Diameter Of The Inner Ring (D2)		113.9 mm
Minimum Chamfer Dimension (Rmin)		2 mm
Static Axial Load Factor (Y0)		2.32
Dynamic Axial Load Factor (Y2)		3.53
Fatigue Load Limit, Radial (Cur)		54,000 N

FAG 23120-E1-XL-TVPB