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2306KC3

Self-Aligning Ball Bearings
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Parts Number Qty
2306KC3 Self-Aligning Ball Bearings
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Parts Number

2306KC3

Boundary Dimensions

d 30 mm Bore diameter
D 72 mm Outside diameter
B 27 mm Width
r (min.) 1.1 mm Chamfer dimension

Basic Load Ratings

Cr 35000 N Basic dynamic load rating
C0r 8750 N Basic static load rating

Speeds

Grease 8000 min-1 Grease lubrication
Oil (Oil-bath) 10000 min-1 Oil-bath lubrication

Abutment and Fillet Dimensions

da (min.) 36.5 mm Diameter of shaft abutment
Da (max.) 65.5 mm Diameter of housing abutment
ra (max.) 1 mm Radius of shaft or housing fillet

Calculation factors

e 0.44 Constant
Y2 2.2 Axial load Factors
Y3 1.4 Axial load Factors
Y0 1.5 Axial load Factors

Mass

(approx.) 0.48 kg

Associated products

Adapter H2306X Adapter

Properties

Design K: Tapered bore
Cage ( ): Pressed steel cage
Radial Internal Clearance C3
Tolerance ISO NORMAL CLASS
Designations Boundary Dimensions Basic Load Ratings Radial Internal Clearance Tolerance Class Limiting Speeds Mass
d
(mm)		 D
(mm)		 B
(mm)		 Cr
(N)		 C0r
(N)		 min
 max
 Grease
(min-1)		 Oil (Oil-bath)
(min-1)		 (approx.)
(kg)
2306K 30 72 27 35000 8750 ISO NORMAL CLASS 8000 10000 0.48

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Not to scale.
(*) The chamfer dimensions are minimum values.
Suffix K represents bearings with tapered bores (taper 1:12).

CAD
More Information
NSK Product Type2 SABB_SA
NSK Product Type Bearing
Designations 2306K

© NSK Ltd.

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