Bearing 31306-A (FAG)

Tapered roller bearings 31306-A

Bearing number : 31306-A

Size (mm) : 30x72x20.75

Brand : FAG

Bore Diameter (mm) : 30

Outer Diameter (mm) : 72

Width (mm) : 20,75

Bearing dimensions and specification in FAG catalogue:

d - 30 mm

D - 72 mm

T - 20,75 mm

a - 24 mm

B - 19 mm

C - 14 mm

C_{a min} - 3 mm

C_{b min} - 6,5 mm

D_{a max} - 65 mm

D_{a min} - 55 mm

D_{b min} - 68 mm

d₁ - 54 mm

d_{a max} - 40 mm

d_{b min} - 37 mm

r_{1, 2 min} - 1,5 mm

r_{3, 4 min} - 1,5 mm

r_{a max} - 1,5 mm

r_{b max} - 1,5 mm

m - 0,441 kg / Weight

C_r - 45000 N

C_0r - 46500 N / Static load rating (radial)

e - 0,83

Y - 0,73

Y₀ - 0,4

C_ur - 5300 N / Fatigue limit load, radial

n_G - 10300 1/min / Limiting speed

n_B - 6500 1/min / Reference speed

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

Designation

Bore Dia, mm

Outer Dia, mm: