Bearing 30228-A (FAG)

Tapered roller bearings 30228-A

Bearing number : 30228-A

Size (mm) : 140x250x45.75

Brand : FAG

Bore Diameter (mm) : 140

Outer Diameter (mm) : 250

Width (mm) : 45,75

Bearing dimensions and specification in FAG catalogue:

d - 140 mm

D - 250 mm

T - 45,75 mm

a - 48 mm

B - 42 mm

C - 36 mm

C_{a min} - 9 mm

C_{b min} - 9,5 mm

D_{a max} - 236 mm

D_{a min} - 219 mm

D_{b min} - 234 mm

d₁ - 187 mm

d_{a max} - 163 mm

d_{b min} - 154 mm

r_{1, 2 min} - 4 mm

r_{3, 4 min} - 3 mm

r_{a max} - 4 mm

r_{b max} - 3 mm

m - 8,81 kg / Weight

C_r - 415000 N

C_0r - 560000 N / Static load rating (radial)

e - 0,44

Y - 1,38

Y₀ - 0,76

C_ur - 66000 N / Fatigue limit load, radial

n_G - 2850 1/min / Limiting speed

n_B - 2030 1/min / Reference speed

Main dimensions to DIN ISO 355 / DIN 720, separable, adjusted or in pairs

Designation

Bore Dia, mm

Outer Dia, mm: