30228J2 Tapered Roller Bearing

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30228J2

Bore Diameter:140 mm

Outside Diameter:250 mm

Width:45.75 mm

The 30228J2 bearing is a Tapered roller bearings with an inner diameter of 140 mm , an outer diameter of 250 mm, a width of 45.75 mm. It typically uses P0;P6;P5;P4;P2 grade precision tolerances and Z, 2RS ZZ,RS, type, together determine its load-bearing capacity, rotational accuracy, and applicable working conditions.

Dimensions:

Inside Diameter:

140 mm

Outside Diameter:

250 mm

Thickness:

45.75 mm

Specifications:

Structure:

Tapered roller bearing

Precision Rating:

P0;P6;P5;P4;P2

Bearing Material:

chrome steel GCR15 ;stainless steel

Seals Type:

Z, 2RS ZZ,RS,

Transaction Information:

Detailed description

30228J2 Tapered roller bearing
d 140 mm

D 250 mm

T 45,75 mm

a 48 mm

B 42 mm

C 36 mm

Ca min 9 mm

Cb min 9,5 mm

Da max 236 mm

Da min 219 mm

Db min 234 mm

d1 187 mm

da max 163 mm

db min 154 mm

r1, 2 min 4 mm

r3, 4 min 3 mm

ra max 4 mm

rb max 3 mm

m 8,81 kg     Mass

Cr 415000 N     Basic dynamic load rating, radial

C0r 560000 N     Basic static load rating, radial

e 0,44

Y 1,38

Y0 0,76

Cur 66000 N     Fatigue limit load, radial

nG 2850 1/min     Limiting speed

nB 2030 1/min     Reference speed

T4FB140     Comparative designation to DIN ISO 355

30228J2 Tapered roller bearing

Designation:

30228 J2

Brand:

250mm

140mm

Width:

45,75mm

Weight:

8,65kg

Dynamic basic load ratings:

418kN

Static basic load ratings:

570kN

Reference speed:

1900r/min

Limiting speed:

2600r/min

Type:

Tapered roller bearings

Detailed description:

single row Tapered roller bearings

30228J2 Tapered roller bearing Feature

1.High precision,long life,low noise

2.Quick delivery,good service

3.8years supply bearing

4.quality insurance

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30228J2 Tapered Roller Bearing

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