PRODUCT INFORMATION

Description and selection guidance

NTN Bearing NJ309ET2X 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.

NJ309ET2X specifications

TECHNICAL SPECIFICATIONS

Brand / Manufacturer
NTN
d - Shaft bore diameter
45 mm
D - Diameter outside
100 mm
B - Width
25 mm
E - Upper roller diameter
88,5 mm
F - Lower roller diameter
58,5 mm
d1 - Diameter outside of flange IR
64,5 mm
rs - Minimum fillet radius
1,5 mm
r1s - Minimum fillet radius
1,5 mm
Bearing clearance
CN
Weight
0,91 kg

PRODUCT PERFORMANCE

C - Basic dynamic load rating
97,5 kN
C0 - Basic static load rating
98,5 kN
Cu - Fatigue load limit
12 kN
N lim - Oil lubrication limiting speed
7600 tr/min
N lim - Grease lubrication limiting speed
6500 tr/min
Tmin - Minimum operating temperature
-20 °C
Tmax - Maximum operating temperature
120 °C

LIMITS

da min - Minimum shoulder diameter IR
53 mm
da max - Small face shoulder max diameter
57 mm
dc min - Diameter inner ring minimum GO
66 mm
Da max - Maximum shoulder diameter OR
92 mm
ra max - Maximum fillet radius
1,5 mm
NTN ITEM SUPPORT

Send the current item and operating conditions.

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