PRODUCT INFORMATION

Description and selection guidance

NTN Bearing 32021XU belongs to the Tapered 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.

32021XU specifications

TECHNICAL SPECIFICATIONS

Brand / Manufacturer
NTN
d - Shaft bore diameter
105 mm
D - Diameter outside
160 mm
B - Width
35 mm
C - Outer-ring width
26 mm
T - Overall width
35 mm
d1 - Inner-ring outside diameter
133,5 mm
a - Load application point
34,5 mm
rs - Minimum fillet radius
2,5 mm
r1s - Minimum fillet radius
2 mm
Weight
2,44 kg
ISO 355 refethreadce
T4DC105

PRODUCT PERFORMANCE

C - Basic dynamic load rating
223 kN
C0 - Basic static load rating
335 kN
Cu - Fatigue load limit
37,5 kN
A2 - Rated-life factor
1
e - Limiting value
0.44
Y0 - Static axial load factor
0.74
Y2 - Upper axial load factor
1.35
N lim - Oil lubrication limiting speed
2800 tr/min
N lim - Grease lubrication limiting speed
2100 tr/min
Tmin - Minimum operating temperature
-40 °C
Tmax - Maximum operating temperature
120 °C

LIMITS

da max - Maximum shoulder diameter IR
116 mm
db min - Minimum shoulder diameter IR
117 mm
Da min - Minimum shoulder diameter OR
143 mm
Da max - Maximum shoulder diameter OR
150 mm
Db min - Minimum shoulder diameter OR
154 mm
Ca - Minimum space width
6 mm
Ca - Minimum space width
9 mm
ra max - Maximum fillet radius
2 mm
r1a - 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.