Bearing Distributors Inc
  • Address1589 Tampines Industrial Distributor Avenue 5 Singapore 528759
  • Factory Address1589 Tampines Industrial Distributor Avenue 5 Singapore 528759
  • Worktime9.00--18.00
  • Phone(Working Time)0065-31591338
  • Phone(Nonworking Time)0065-31591338
  • Fax0065-31591338

Bearing tolerance classifications of national standards

2018-12-12 09:19:42

Standard

Applicable standerd

Tolerance Class

Bearing Types

Japanese industrial standard (JIS)

JIS B 1514

Class 0,6X

Class 6

Class 5

Class 4

Class 2

All type

International Organization for Standardization (ISO)

ISO 492

Normal class

Class 6X

Class 6

Class 5

Class 4

Class 2

Radial bearings

ISO 199

Normal Class

Class 6

Class 5

Class 4

Thrust ball bearings

ISO 578

Class 4

Class 3

Class 0

Class 00

Tapered roller bearings (Inch series)

ISO 1224

Class 5A

Class 4A

Precision instrument bearings

Deutsches Institut fur Normung(DIN)

DIN 620

P0

P6

P5

P4

P2

All type

American National Standards Institute (ANSI)

American Bearing Manufacturer's Association (ABMA)

1

ANSI/ABMA Std.20

ABEC-1 RBEC-1

ABEC-3 RBEC-3

ABEC-5 RBEC-5

ABEC-7

ABEC-9

Radial bearings

(Except tapered roller bearings)

ANSI/ABMA Std.19.1

Class K

Class N

Class C

Class B

Class A

Tapered roller bearings (Metric series)

ANSI/ABMA Std.19

Class 4

Class 2

Class 3

Class 0

Class 00

Tapered roller bearings (Inch series)


Bearing tolerance classifications of national standards