21306EJW33, Spherical Roller Bearings - Steel Cage

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21306EJW33

Bore Diameter:30 mm

Outside Diameter:72 mm

Width:19 mm

Weight:0.4 kg

The 21306EJW33 bearing is a Spherical Roller Bearings with an inner diameter of 30 mm , an outer diameter of 72 mm, a width of 19 mm. It typically uses P0,P6,P4 grade precision tolerances and Open type, together determine its load-bearing capacity, rotational accuracy, and applicable working conditions.

Dimensions:

Inside Diameter:

30 mm

Outside Diameter:

72 mm

Thickness:

19 mm

Weight:

0.4 KG

Specifications:

Structure:

Spherical Roller Bearings - Steel Cage

Precision Rating:

P0,P6,P4

Bearing Material:

Gcr15Bearing steel

Seals Type:

Open

Transaction Information:

Payment term:

Western union Paypal T/T

Delivery time:

3days

Detailed description

Design Unit	METRIC
Bearing Weight	0.4 Kg0.9 lb
Cage Type	EJ

Cage Material	Steel
Superseded Part	21306CJW33

Dimensions

d - Bore	30 mm1.1811 in
D - Outer Diameter	72 mm2.8346 in
B' - Inner Ring Width	19 mm0.748 in
B - Outer Ring Width	19.0 mm0.7480 in

Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius¹	1.0 mm0.040 in
r - Outer Ring "To Clear" Radius²	1.0 mm0.040 in
da - Inner Ring Backing Diameter	41.000 mm1.600 in
Da - Outer Ring Backing Diameter	64.000 mm2.500 in

Basic Load Ratings

C0 - Static Radial Rating	56500 N12700 lbf
C1(2) - Dynamic Radial Rating (Two-Rows)	70300 N15800 lbf

Factors

e - ISO Factor³	0.26
Y0 - ISO Factor⁴	2.6
Y1 - ISO Factor⁵	3.87
Y2 - ISO Factor⁶	2.54
Reference Thermal Speed Rating (Grease)	7200
Reference Thermal Speed Rating (Oil)⁷	8900
Cg - Geometry Factor⁸	0.0405

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21306EJW33, Spherical Roller Bearings - Steel Cage

Design Unit

Bearing Weight

Cage Type

Cage Material

Superseded Part

Dimensions

d - Bore

D - Outer Diameter

B' - Inner Ring Width

B - Outer Ring Width

Abutment and Fillet Dimensions

da - Inner Ring Backing Diameter

Da - Outer Ring Backing Diameter

Basic Load Ratings

C0 - Static Radial Rating

C1(2) - Dynamic Radial Rating (Two-Rows)

Factors

Reference Thermal Speed Rating (Grease)

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