PRODUCT INFORMATION

Description and selection guidance

NTN Bearing 7902UADG/GLP42U3G belongs to the Precision 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.

7902UADG/GLP42U3G specifications

TECHNICAL SPECIFICATIONS

Brand / Manufacturer
NTN
d - Shaft bore diameter
15 mm
D - Diameter outside
28 mm
B - Width
7 mm
d1 - Inner-ring outside diameter
19,3 mm
d2 - Diameter rib of inner ring
18,3 mm
D1 - Diameter rib/groove of outer ring
23,7 mm
D2 - Outer-ring inside diameter
25,7 mm
a - Load application point
8,6 mm
α - Contact angle
25 °
rs - Minimum fillet radius
0,3 mm
r1s - Minimum fillet radius
0,15 mm
Precision class
P42
Weight
0,02 kg

PRODUCT PERFORMANCE

C - Basic dynamic load rating
5,4 kN
C0 - Basic static load rating
2,77 kN
f0 - Factor
14.7
N lim - Oil lubrication limiting speed
76300 tr/min
N lim - Grease lubrication limiting speed
47200 tr/min
Preload level
GL
Tmin - Minimum operating temperature
-20 °C
Tmax - Maximum operating temperature
120 °C

LIMITS

da min - Minimum shoulder diameter IR
17,5 mm
Da max - Maximum shoulder diameter OR
25,5 mm
Db max - Maximum shoulder diameter OR
26,8 mm
r1a - Maximum fillet radius
0,15 mm
ra max - Maximum fillet radius shaft & housing
0,3 mm
NTN ITEM SUPPORT

Send the current item and operating conditions.

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