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		C30/670
Bore diameter	d	670 mm
Outside diameter	D	980 mm
Width	B	230 mm
Basic dynamic load rating	C	8300 kN
Basic static load rating	C0	16500 kN
Fatigue load limit	Pu	1250 kN
Reference speed	nref	226 r/min
Limiting speed	nG	530 r/min
Mass	≈m	573.9 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	670 mm26.378 in
Outside diameter	D	980 mm38.583 in
Width	B	230 mm9.055 in
Basic dynamic load rating, radial	Cr	8,300,000 N1,866,007.194 lbf
Basic static load rating, radial	C0r	16,500,000 N3,709,532.374 lbf
Fatigue load limit, radial	Cur	1,250,000 N281,025.18 lbf
Reference speed	nϑr	226 1/min
Limiting speed	nG	530 1/min
Mass	≈m	573.9 kg1,265.231 lbs

Mounting dimensions6 parameters

Mounting dimensions
Parameter	Symbol	Value
Minimum diameter shaft shoulder	da min	698 mm27.48 in
Maximum diameter shaft shoulder	da max	809 mm31.85 in
Minimum diameter of housing shoulder	Da min	870 mm34.252 in
Maximum diameter of housing shoulder	Da max	952 mm37.48 in
Maximum fillet radius	ra max	6 mm0.236 in
Minimum depth of free space Ca	Ca	3.33 mm0.131 in

Dimensions4 parameters

Dimensions
Parameter	Symbol	Value
Minimum chamfer dimension	rmin	6 mm0.236 in
Shoulder diameter of IR	d2	774.8 mm30.504 in
Shoulder diameter outer ring	D1	904.1 mm35.594 in
Axial displacement	S1	41.1 mm1.618 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	0.367
Tilting factor kφ	kφ	31.149

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 Identity6 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)		670 mm
Outside Diameter (D)		980 mm
Width (B)		230 mm
Basic Dynamic Load Rating, Radial (Cr)		8,300,000 N
Basic Static Load Rating, Radial (C0R)		16,500,000 N
Operating Temperature Min. (Tmin)		-30 °C
Limiting Speed (Ng)		530 1/min
Operating Temperature Max. (Tmax)		200 °C
Reference Speed (Nϑr)		226 1/min
Minimum Diameter Of Housing Shoulder (Da Min)		870 mm
Axial Displacement (S1)		41.1 mm
Minimum Depth Of Free Space Ca (Ca)		3.33 mm
Operating Clearance Factor Kδ (Kδ)		0.367
Shoulder Diameter Of Ir (D2)		774.8 mm
Tilting Factor Kφ (Kφ)		31.149
Fatigue Load Limit, Radial (Cur)		1,250,000 N
Maximum Diameter Of Shaft Shoulder (Da Max)		809 mm
Minimum Diameter Shaft Shoulder (Da Min)		698 mm
Maximum Diameter Of Housing Shoulder (Da Max)		952 mm
Minimum Chamfer Dimension (Rmin)		6 mm
Maximum Fillet Radius (Ra Max)		6 mm
Shoulder Diameter Outer Ring (D1)		904.1 mm

FAG C30/670-XL-K-M-C4