PRODUCT INFORMATION

Description and selection guidance

NTN Bearing NA59/22 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.

NA59/22 specifications

TECHNICAL SPECIFICATIONS

Brand / Manufacturer
NTN
d - Shaft bore diameter
22 mm
D - Diameter outside
39 mm
C - Width
23 mm
F - Lower roller diameter
28 mm
rs - Minimum fillet radius
0,3 mm
s - Độ lệch shaft maximum
0,8 mm
Outer-ring lubrication holes
Oui/Yes
k - Diameter of lubrication hole
2,5 mm
Hole bôi trơn over inner ring
Non/No
Bearing clearance
CN
Precision class
P0
Weight
0,134 kg

PRODUCT PERFORMANCE

Cr - Dynamic load rating
26,4 kN
C0r - Static load rating
37,5 kN
N lim - Grease lubrication limiting speed
9500 tr/min
N lim - Oil lubrication limiting speed
14000 tr/min
Tmin - Minimum operating temperature
-20 °C
Tmax - Maximum operating temperature
120 °C

LIMITS

da min - Minimum shoulder diameter IR
24 mm
Da max - Maximum shoulder diameter OR
37 mm
ras max - Maximum fillet radius
0,3 mm
NTN ITEM SUPPORT

Send the current item and operating conditions.

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