JIS-B-1523-1993-R2003-ENG.pdf
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1、J I S B*3523 93 4933608 0537325 T25 m UDC 621.822.7-56 JIS JAPANESE INDUSTRIAL STANDARD Rolling bearings- Self-aligning ball bearings Translated and Published by Japanese Standards Association Printed in Japan 5s Copyright Japanese Standards Association Provided by IHS under license with JSALicensee
2、=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/11/2007 00:27:32 MSTNo reproduction or networking permitted without license from IHS -,-,- J I S B*l1523 93 4933608 0537326 961 In the event of any doubt arising, the original Standard in Japanese is to be final authority. Copyright Jap
3、anese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/11/2007 00:27:32 MSTNo reproduction or networking permitted without license from IHS -,-,- JIS B*3523 93 = 4733608 0537327 8 T B UDC 621.822.7-56 JAPANESE INDUSTR
4、IAL STANDARD J I S Rolling bearings - Self-aligning ball bearings B 1523-1993 1. Scope aligning ball bearings (hereafter, referred to as “bearings”). This Japanese Industrial Standard specifies the double row self- Remarks: The standards cited in this Standard are as follows: JIS B 0104 Rolling bear
5、ings - Vocabulary JIS B 1511 Rolling bearings - General code JIS B 1512 Boundary dimensions for rolling bearings JIS B 1513 Designation for rolling bearings JIS B 1514 Tolerances for rolling bearings JIS B 1515 Measuring methods for rolling bearings JIS B 1516 Marking on rolling bearings and package
6、s JIS B 1517 Packaging of rolling bearings JIS B 1520 Radial internal clearance of rolling bearings 2. Definitions JIS 3 0104 apply. For the main terms used in this Standard, the definitions in 3. Quality symbols be in accordance with the following: The main quantity symbols used in this Standard sh
7、all d D B : nominal bearing width r rsmin : smallest permissible single chamfer dimension of inner ring and outer : nominal bearing bore diameter : nominal bearing outside diameter : chamfer dimension of inner ring and outer ring ring 4. Types The types of the bearings specified in this Standard sha
8、ll be the cylindrical bore bearings (Fig. 1) and tapered bore bearings (Fig. 2) having the outer rings of spherical raceway. Copyright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/11/2007 00:27:32 MSTNo r
9、eproduction or networking permitted without license from IHS -,-,- J I S Bt1523 93 = 4733608 0537328 73it 2 B 1523-1993 Fig. 1. Cylindrical bore Rem Q -e rks: The Figures xample Fig. 2. Tapered bore C E f the structure. 5. Designations Attached Table 1. The supplementary numbers shall be in accordan
10、ce with At- tached Table 1, and in addition to that JIS B 1513 shall apply. The designations of the bearings shall be in accordance with 6. Dimensions bearings shall be in accordance with Attached Table 1. The boundary dimensions which define the outlines of the These dimensions have been defined fr
11、om the dimensional range of the bearings generally used, as 02, 03, 22 and 23 in dimen- sion series among the dimensions specified in JIS B 1512. Remarks: 7. Tolerance class and tolerance be tolerance class O (normal). The tolerances and permissible values to be ap- The tolerance class of the bearin
12、gs shall - plied shall be in accordance with 4.1 (radial bearings) of JIS B 1514. 8. Radial internal clearances shall be in accordance with 3.2 (self-aligning ball bearings) of JIS B 1520, The values of the radial internal clearances 9. of the bearing rings shall be in accordance with 4.7 (1) (beari
13、ng rings, bearing washers and loose rib) of JIS B 1511. Materials and hardnesses of bearing rings The materials and hardnesses 10. Rolling elements cordance with 4.7 (2) (rolling elements) of JIS B 1511. The rolling elements of the bearings shall be in ac- 11. Measuring methods accordance with JIS B
14、 1515. The measuring methods of the bearings shall be in 12. Inspection The inspection of the bearings shall be carried out on the dimensions, rotation precision, radial internal clearances, and hardnesses of bear- ing rings, and the results shall conform to the requirements of 6., 7., 8. and 9. Cop
15、yright Japanese Standards Association Provided by IHS under license with JSALicensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 03/11/2007 00:27:32 MSTNo reproduction or networking permitted without license from IHS -,-,- J I S B*:L523 93 W 4933608 0517329 670 W 3 B 1523-1993 13. Pa
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