PRODUCT INFORMATION

Description and selection guidance

NTN Bearing 7234BG belongs to the Angular Contact Ball 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.

7234BG specifications

TECHNICAL SPECIFICATIONS

Brand / Manufacturer
NTN
d - Shaft bore diameter
170 mm
D - Diameter outside
310 mm
B - Width
52 mm
a - Load application point
127 mm
α - Contact angle
40 °
rs - Minimum fillet radius
4 mm
r1s - Minimum fillet radius
1,5 mm
Bearing clearance
CN
Weight
17,4 kg

PRODUCT PERFORMANCE

C - Basic dynamic load rating
295 kN
C0 - Basic static load rating
325 kN
Cu - Fatigue load limit
15,6 kN
N lim - Oil lubrication limiting speed
2500 tr/min
N lim - Grease lubrication limiting speed
1900 tr/min
Tmin - Minimum operating temperature
-40 °C
Tmax - Maximum operating temperature
120 °C

LIMITS

da min - Minimum shoulder diameter IR
188 mm
Da max - Maximum shoulder diameter OR
292 mm
Db max - Maximum shoulder diameter OR
301,5 mm
r1a - Maximum fillet radius
1,5 mm
ra max - Maximum fillet radius shaft & housing
3 mm
NTN ITEM SUPPORT

Send the current item and operating conditions.

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