PRODUCT INFORMATION

Description and selection guidance

NTN Bearing 6312ZZ/2AS belongs to the Deep Groove 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.

6312ZZ/2AS specifications

TECHNICAL SPECIFICATIONS

Brand / Manufacturer
NTN
d - Shaft bore diameter
60 mm
D - Diameter outside
130 mm
B - Width
31 mm
rs - Minimum fillet radius
2,1 mm
Bearing clearance
CN
Weight
1,73 kg

PRODUCT PERFORMANCE

C - Basic dynamic load rating
90,5 kN
C0 - Basic static load rating
52 kN
Cu - Fatigue load limit
4,1 kN
f0 - Factor
13.2
N lim - Grease lubrication limiting speed
5400 tr/min
Tmin - Minimum operating temperature
-25 °C
Tmax - Maximum operating temperature
120 °C

LIMITS

da min - Minimum shoulder diameter IR
71 mm
Da max - Maximum shoulder diameter OR
119 mm
ra max - Maximum fillet radius shaft & housing
2 mm
NTN ITEM SUPPORT

Send the current item and operating conditions.

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