PRODUCT INFORMATION

Description and selection guidance

NTN Bearing NJ2311C3 belongs to the Cylindrical 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.

NJ2311C3 specifications

TECHNICAL SPECIFICATIONS

Brand / Manufacturer
NTN
d - Shaft bore diameter
55 mm
D - Diameter outside
120 mm
B - Width
43 mm
E - Upper roller diameter
104,5 mm
F - Lower roller diameter
70,5 mm
d1 - Diameter outside of flange IR
77,2 mm
rs - Minimum fillet radius
2 mm
r1s - Minimum fillet radius
2 mm
Bearing clearance
C3
Weight
2,22 kg

PRODUCT PERFORMANCE

C - Basic dynamic load rating
164 kN
C0 - Basic static load rating
162 kN
Cu - Fatigue load limit
19,8 kN
N lim - Oil lubrication limiting speed
6100 tr/min
N lim - Grease lubrication limiting speed
5200 tr/min
Tmin - Minimum operating temperature
-40 °C
Tmax - Maximum operating temperature
120 °C

LIMITS

da min - Minimum shoulder diameter IR
64 mm
da max - Small face shoulder max diameter
69 mm
dc min - Diameter inner ring minimum GO
80 mm
Da max - Maximum shoulder diameter OR
111 mm
ra max - Maximum fillet radius
2 mm
NTN ITEM SUPPORT

Send the current item and operating conditions.

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