PRODUCT INFORMATION

Description and selection guidance

NTN Bearing NK68/35R belongs to the Needle Roller Bearings family. The technical tables below show the available dimensions, ratings, speeds and mounting limits for this item.

When requesting a quotation, provide the complete item number, required quantity and operating conditions so Cat Son can verify the configuration.

NK68/35R specifications

TECHNICAL SPECIFICATIONS

Brand / Manufacturer
NTN
Fw - Shaft bore diameter
68 mm
D - Diameter outside
82 mm
C - Width
35 mm
rs - Minimum fillet radius
0,6 mm
Outer-ring lubrication holes
Oui/Yes
k - Diameter of lubrication hole
3,5 mm
Bearing clearance
CN
Precision class
P0
Weight
0,338 kg

PRODUCT PERFORMANCE

Cr - Dynamic load rating
63 kN
C0r - Static load rating
139 kN
N lim - Grease lubrication limiting speed
4000 tr/min
N lim - Oil lubrication limiting speed
6000 tr/min
Tmin - Minimum operating temperature
-20 °C
Tmax - Maximum operating temperature
120 °C

LIMITS

Da max - Maximum shoulder diameter OR
78 mm
ras max - Maximum fillet radius
0,6 mm
NTN ITEM SUPPORT

Send the current item and operating conditions.

Cat Son can compare dimensions, design and mounting conditions before quotation.