SKF NN 3048 K/SP 轴承

Seal

no

bearing internal diameter range

d [mm]

>180

bearing internal diameter

d [mm]

240

bearing external diameter

D [mm]

bearing width

B [mm]

d1

[mm]

285

E

[mm]

330

r1, r2

[mm]

3

s

[mm]

7,4

da

[mm]

253

Da min

[mm]

333

Da max

[mm]

347

ra

[mm]

2,5

oil nozzle position

dn [mm]

322,4

Speed rating with grease

[1/min]

2 000

Speed rating with oil

[1/min]

2 400

dynamic load rating

C [N]

842000

static load rating

Co [N]

1 560 000

fatigue load limit

Pu [N]

153000

Standard clearance

[μm]

65 - 100

mean diameter

P [mm]

302

roller diameter

Dw [mm]

28

roller length

lw [mm]

28

roller number

[Z ]

56

Bearing materials

All-steel

Mass

[kg]

30,5