Bearings, units and housings -- Roller bearings -- CARB toroidal roller bearings -- CARB toroidal roller bearings -- SKF BD-C 2212 KTN9-H 312 E

C 2212 KTN9 + H 312 E

SKF Explorer

Dimensions

d₁		55	mm
D		110	mm
B		28	mm
B₁		47	mm
d₂	≈	77.1	mm
d₃		80	mm
D₁	≈	97.9	mm
B₂		14	mm
s₁	max.	8.5	mm
r_1,2	min.	1.5	mm

Abutment dimensions

d_a	max.	77.1	mm
d_b	min.	65	mm
D_a	min.	94.7	mm
D_a	max.	101	mm
B_a	min.	9	mm
C_a	min.	0.3	mm
r_a	max.	1.5	mm

A negative value for C_a is theoretical.

Calculation data

Basic dynamic load rating	C	143	kN
Basic static load rating	C₀	156	kN
Fatigue load limit	P_u	18.3	kN
Reference speed		5600	r/min
Limiting speed		7500	r/min
Misalignment factor	k₁	0.1
Operating clearance factor	k₂	0.123

Mass

Mass bearing + sleeve

1.45

Model Number: BD-C 2212 KTN9-H 312 E
Inner Diameter：55mm Outer Diameter：110mm Width：28mm
Reference speed:7500 r/min Limiting speed:5600 r/min
Type：Bearings, units and housings Roller bearings CARB toroidal roller bearings CARB toroidal roller bearings
Details： CARB toroidal roller bearings
Update date：2025-12-09
Application:car,vertical sawing machine,mechanical and electrical,Antenna Potentials,hydraulic cylinder,Gripper Swing,Other machinery,switch,hinge industry,bathroom facilities,wheel lathe
Similar models:2212 ETN9 72212/72487 C 2212 KV 52212 C 2212 V 32212/DF C 2212 TN9 BD-C 2212 KV-AHX 312 NU 2212 ECPH PBMF 152212 M1G1
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49990	127	158.75	12.7	Seals
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99861	56.642	64.2874	15.875	Seals
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STO 8 XTN	8	24	9.8	Bearings, units and housings
W 63802 R-2Z	15	24	7	Bearings, units and housings

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