Product specifications

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

Core specifications13 parameters

Core specifications
Parameter	Symbol	Value
Series		C3072
Bore diameter	d	360 mm
Outside diameter	D	540 mm
Width	B	134 mm
Basic dynamic load rating	C	2950 kN
Basic static load rating	C0	5000 kN
Fatigue load limit	Pu	460 kN
Reference speed	nref	550 r/min
Limiting speed	nG	1120 r/min
Mass	≈m	102 kg
Cage		M — Solid brass cage, ball guided
Minimum operating temperature	Tmin	-30 °C
Maximum operating temperature	Tmax	200 °C

Product characteristics2 parameters

Product characteristics
Parameter	Symbol	Value
Bore type	K	Tapered, taper 1:12
Cage	M	Solid brass cage, ball guided

Main Dimensions & Performance Data9 parameters

Main Dimensions & Performance Data
Parameter	Symbol	Value
Bore diameter	d	360 mm14.173 in
Outside diameter	D	540 mm21.26 in
Width	B	134 mm5.276 in
Basic dynamic load rating, radial	Cr	2,950,000 N663,219.424 lbf
Basic static load rating, radial	C0r	5,000,000 N1,124,100.719 lbf
Fatigue load limit, radial	Cur	460,000 N103,417.266 lbf
Reference speed	nϑr	550 1/min
Limiting speed	nG	1,120 1/min
Mass	≈m	102 kg224.871 lbs

Mounting dimensions6 parameters

Mounting dimensions
Parameter	Symbol	Value
Minimum diameter shaft shoulder	da min	378 mm14.882 in
Maximum diameter shaft shoulder	da max	439 mm17.283 in
Minimum diameter of housing shoulder	Da min	475 mm18.701 in
Maximum diameter of housing shoulder	Da max	522 mm20.551 in
Maximum fillet radius	ra max	4 mm0.157 in
Minimum depth of free space Ca	Ca	2.71 mm0.107 in

Dimensions4 parameters

Dimensions
Parameter	Symbol	Value
Minimum chamfer dimension	rmin	5 mm0.197 in
Shoulder diameter of IR	d2	416.3 mm16.39 in
Shoulder diameter outer ring	D1	497.6 mm19.591 in
Axial displacement	S1	26.4 mm1.039 in

Temperature range2 parameters

Temperature range
Parameter	Symbol	Value
Operating temperature min.	Tmin	-30 °C-22 °F
Operating temperature max.	Tmax	200 °C392 °F

Calculation factors2 parameters

Calculation factors
Parameter	Symbol	Value
Operating clearance factor kδ	kδ	0.623
Tilting factor kφ	kφ	17.995

Capabilities & suitability6 parameters

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

Manufacturer Identity9 parameters

Product Identity2 parameters

Product Identity
Parameter	Symbol	Value
Construction		Toroidal roller bearing C30..-XL-K-M
Short Description		Toroidal roller bearing

Technical Data22 parameters

Technical Data
Parameter	Symbol	Value
Bore Diameter (D)		360 mm
Outside Diameter (D)		540 mm
Width (B)		134 mm
Basic Dynamic Load Rating, Radial (Cr)		2,950,000 N
Basic Static Load Rating, Radial (C0R)		5,000,000 N
Operating Temperature Min. (Tmin)		-30 °C
Limiting Speed (Ng)		1,120 1/min
Operating Temperature Max. (Tmax)		200 °C
Reference Speed (Nϑr)		550 1/min
Minimum Diameter Of Housing Shoulder (Da Min)		475 mm
Axial Displacement (S1)		26.4 mm
Minimum Depth Of Free Space Ca (Ca)		2.71 mm
Operating Clearance Factor Kδ (Kδ)		0.623
Shoulder Diameter Of Ir (D2)		416.3 mm
Tilting Factor Kφ (Kφ)		17.995
Fatigue Load Limit, Radial (Cur)		460,000 N
Maximum Diameter Of Shaft Shoulder (Da Max)		439 mm
Minimum Diameter Shaft Shoulder (Da Min)		378 mm
Maximum Diameter Of Housing Shoulder (Da Max)		522 mm
Minimum Chamfer Dimension (Rmin)		5 mm
Maximum Fillet Radius (Ra Max)		4 mm
Shoulder Diameter Outer Ring (D1)		497.6 mm

FAG C3072-XL-K-M