PRODUCT INFORMATION

Description and selection guidance

NTN Bearing 81103T2 belongs to the Cylindrical Roller Thrust 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.

81103T2 specifications

TECHNICAL SPECIFICATIONS

Brand / Manufacturer
NTN
d - IR-WS support-washer bore diameter
17 mm
D - Washer outside diameter support OR - GS
30 mm
d1 - IR-WS support-washer outside diameter
30 mm
D1 - OR-GS housing-washer bore diameter
18 mm
T - Height bearing thrust
9 mm
Dw - Rolling-element diameter
3,5 mm
Dc1 - Roller-cage bore diameter
17 mm
Dc - Roller-cage outside diameter
30 mm
rs - Minimum fillet radius
0,3 mm
Cage assembly reference
K81103T2
Bearing inner ring WS
WS81103
Bearing outer ring GS
GS81103
Ea - Roller reference outside diameter
27 mm
Eb - Roller reference inside diameter
19,2 mm
Weight
0,03 kg
Cage assembly weight
0,008 kg
Bearing inner ring mass WS
0,011 kg
Bearing outer ring GS mass
0,011 kg

PRODUCT PERFORMANCE

Ca - Dynamic axial load rating
12,7 kN
C0a - Static axial load rating
29 kN
Cua - Axial load limit
3,55 kN
N lim - Grease lubrication limiting speed
2500 tr/min
N lim - Oil lubrication limiting speed
10000 tr/min
Tmin - Minimum operating temperature
-20 °C
Tmax - Maximum operating temperature
120 °C

LIMITS

da min - Minimum shoulder diameter IR
27 mm
Db max - Maximum shoulder diameter OR
20 mm
ras max - Maximum fillet radius
0,3 mm
NTN ITEM SUPPORT

Send the current item and operating conditions.

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