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NAO50X68X20-IS1-XL_Needle Roller Bearings

Main Dimensions & Performance Data

d

50 mm

D

68 mm

B

20 mm

Cr

32000 N

Cor

66000 N

Cur

10900 N

Reference speed

5100 rpm

Limiting speed

8500 rpm

Mounting dimensions

da

54.5 mm Installation size

F

55 mm Inner ring raceway diameter

E

60 mm Outer ring raceway diameter

Db

55.8 mm Axial Guide NK / Housing Shoulder Diameter

r min

0.6 mm Minimum chamfer size

db

59.2 mm Axial guide NK/shaft shoulder diameter

s

1 mm Axial displacement

Da

60.8 mm Outer ring shoulder diameter

ra max

0.6 mm Maximum pocket radius

Temperature range

T min

-30 °C Minimum operating temperature

T max

120 °C Maximum operating temperature
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