71932 CDGA/P4

71932 CDGA/P4

These super-precision, high-capacity, single row angular contact ball bearings accommodate radial and axial loads acting simultaneously, where the axial load acts in one direction only. They are designed to accommodate heavy loads at relatively high speeds under low to moderate operating temperatures. Being universally matchable, they can be used together in arrangements to provide effective load sharing, within a predetermined preload range, without the use of shims or similar devices. Very high running accuracy Very high load carrying capacity Relatively high speed and stiffness Universally matchable
Send Inquiry
Chat Now
Product Introduction

Dimensions - 71932 CDGA/P4

Dimensions

d

160 mm

Bore diameter
D

220 mm

Outside diameter
B

28 mm

Width
d1

178.5 mm

Shoulder diameter of inner ring (large side face)
d2

178.5 mm

Shoulder diameter of inner ring (small side face)
D1

201.5 mm

Shoulder diameter of outer ring (large side face)
r1,2

min.2 mm

Chamfer dimension
r3,4

min.1 mm

Chamfer dimension
a

39.6 mm

Distance from side face to pressure point

Abutment dimensions - 71932 CDGA/P4Abutment dimensions - 71932 CDGA/P4

Abutment dimensions

da

min.169 mm

Diameter of shaft abutment
db

min.169 mm

Diameter of shaft abutment
Da

max.211 mm

Diameter of housing abutment
Db

max.215 mm

Diameter of housing abutment
ra

max.2 mm

Radius of fillet
rb

max.1 mm

Radius of fillet
dn

183.5 mm

Position of oil nozzle

Calculation data

Basic dynamic load rating C

130 kN

Basic static load rating C0

160 kN

Fatigue load limit Pu

5 kN

Attainable speeds  

Refer to catalogue data or contact SKF for the attainable speeds

Contact angle α

15 °

Ball diameter Dw

19.05 mm

Number of rows i

1

Number of balls (per bearing) z

28

Reference grease quantity (per bearing) Gref

33 cm³

Preload and stiffness (back-to-back, face-to-face)
Preload class  

A

Preload when unmounted G

490 N

Axial stiffness  

166 N/µm

Correction factors for preload calculation
Correction factor dependent on bearing series and size f

1.27

Correction factor dependent on contact angle f1

1

Correction factor, preload class A f2A

1

Correction factor for hybrid bearings fHC

1

Factors for equivalent bearing load calculation
Calculation factor for equivalent loads f0

16.4

Additional factors for equivalent loads  

Refer to Notes 1 and 2 below

 

Characteristics of Precision Contact Bearings

Precision contact bearings are engineered with exceptional accuracy to ensure optimal performance in various mechanical applications. These bearings feature tight dimensional tolerances and precise geometric shapes, which contribute to their high rotational accuracy and low noise levels. The materials used in their construction, often high-quality steels or ceramics, are chosen for their durability and resistance to wear, ensuring long service life even under demanding conditions. Precision contact bearings typically include configurations such as ball bearings, roller bearings, and needle bearings, each designed to address specific load and speed requirements. Their design also incorporates advanced lubrication systems to reduce friction and heat generation, thereby enhancing efficiency and reliability.

Advantages of Precision Contact Bearings

The primary advantage of precision contact bearings lies in their ability to sustain high precision under various operating conditions. They offer superior load-carrying capacity, making them ideal for applications requiring heavy loads while maintaining high speeds. The precision of these bearings minimizes vibration and noise, which is critical in sensitive environments such as medical equipment or precision instruments. Additionally, their robust construction ensures reliability and longevity, reducing maintenance costs and downtime. The use of advanced materials and lubrication techniques further enhances their performance, providing resistance to corrosion and wear. This combination of features makes precision contact bearings an indispensable component in precision engineering and high-performance machinery.

product-570-893

Hot Tags: 71932 cdga/p4, 71932 cdga/p4 suppliers, 100B140M Bearing, 61938 Bearing, Full Compelet Double Row Cylindrical Roller Bearing, Thrust Roller Bearings, Specialised Bearings, 01B390M Split Bearing

Send Inquiry

whatsapp

Phone

E-mail

Inquiry