Powered by Google-Search & Google-Books Chinese Standards Shop Database: 169759 (Dec 8, 2019)
 HOME   Quotation   Tax   Examples Standard-List   Contact-Us   View-Cart
  

GB/T 294-2015

Chinese Standard: 'GB/T 294-2015'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusRelated Standard
GB/T 294-2015English70 Add to Cart 0--10 minutes. Auto immediate delivery. Rolling bearings. Three-point and four-point contact ball bearings. Boundary dimensions Valid GB/T 294-2015
GB/T 294-2015Chinese16 Add to Cart <=1-day [PDF from Chinese Authority, or Standard Committee, or Publishing House]

 GB/T 294-2015 -- Click to view the ACTUAL PDF of this standard (Auto-delivered in 0~10 minutes) In 0~10 minutes time, full copy of this English-PDF will be auto-immediately delivered to your email. See samples for translation quality.  
Detail Information of GB/T 294-2015; GB/T294-2015
Description (Translated English): Rolling bearings. Three-point and four-point contact ball bearings. Boundary dimensions
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J11
Classification of International Standard: 21.100.20
Word Count Estimation: 9,932
Date of Issue: 2015-02-04
Date of Implementation: 2015-10-01
Older Standard (superseded by this standard): GB/T 294-1994
Quoted Standard: GB/T 272-1993; GB/T 274-2000; GB/T 6930-2002; JB/T 2974-2004
Drafting Organization: Luoyang Bearing Research Institute Co., Ltd.
Administrative Organization: Rolling National Standardization Technical Committee
Regulation (derived from): National Standards Bulletin 2015 No. 3
Proposing organization: China Machinery Industry Federation
Issuing agency(ies): Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China; Standardization Administration of China
Summary: This Standard specifies the line with GB/T 273.3-2015 three-point and four-point contact ball bearings (hereinafter referred to as "bearing") Spoon dimensions. This Standard applies to bearing design and selection.

GB/T 294-2015
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 21.100.20
J 11
Replacing GB/T 294-1994
Rolling Bearings – Three-Point and Four-Point
Contact Ball Bearings – Boundary Dimensions
滚动轴承 三点和四点接触球轴承 外形尺寸
ISSUED ON. FEBRUARY 4, 2015
IMPLEMENTED ON. OCTOBER 1, 2015
Issued by. General Administration of Quality Supervision, Inspection and
Quarantine;
Standardization Administration of PRC.
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative References ... 4
3 Terms and Definitions ... 4
4 Symbols ... 4
5 Codes ... 5
6 Mark Examples ... 5
7 Boundary Dimensions ... 5
Bibliography ... 11
Foreword
This Standard was drafted as per the rules specified in GB/T 1.1-2009.
This Standard replaced GB/T 294-1994 Rolling Bearings – Three-Point and Four-Point
Contact Ball Bearings – Boundary Dimensions; compared with GB/T 294-1994, this
Standard has the following major technical changes besides the editorial modifications.
--- Added terms and definitions (see Chapter 3);
--- Added bearing codes (see Chapter 5);
--- Added QJF structural types, boundary dimensions of bearings in Series-10 and
Series-02 (See Table 1 and Table 2);
--- Deleted the comparison between old and new bearing codes (See Appendix A
of 1994 Edition).
This Standard was proposed by China Machinery Industry Federation.
This Standard shall be under the jurisdiction of National Technical Committee for
Standardization of Rolling Bearings (SAC/TC 98).
Drafting organizations of this Standard. Luoyang Bearing Research Institute Co., Ltd.,
Zhongshan Yingke Bearing Manufacturing Co., Ltd., Ningbo Cixing Bearing Co., Ltd.,
and Shandong Yujie Bearing Manufacturing Co., Ltd.
Chief drafting staffs of this Standard. Guo Baoxia, Pang Jianlin, Zhao Kun, Cai Meigui,
and Li Jiemei.
The historical editions replaced by this Standard are as follows.
--- GB 294-1964, GB 294-1983, GB/T 294-1994.
Rolling Bearings – Three-Point and Four-Point
Contact Ball Bearings – Boundary Dimensions
1 Scope
This Standard specifies the boundary dimensions of three-point and four-point contact
ball bearings (hereinafter referred to as “bearing”) stipulated in GB/T 273.3-2015.
This Standard is applicable to the design and type-selection of the bearing.
2 Normative References
The following documents are essential to the application of this document. For the
dated documents, only the versions with the dates indicated are applicable to this
document; for the undated documents, only the latest version (including all the
amendments) are applicable to this document.
GB/T 272-1993 Rolling Bearings – Identification Code
GB/T 274-2000 Rolling Bearings – Chamfer Dimension – Maximum Values
GB/T 6930-2002 Rolling Bearings – Vocabulary
JB/T 2974-2004 Rolling Bearings – Identification Code – Supplemental
Regulations
3 Terms and Definitions
The terms and definitions defined in GB/T 6930-2002 are applicable to this document.
4 Symbols
The following symbols are applicable to this document.
Unless otherwise is specified, the symbols shown in Figure 1~Figure 3 and values
shown in Table 1~Table 3 are nominal dimensions.
NOTE. the Figure is only structural example, the bearing doesn’t have to be exactly consistent
Bibliography
[1] GB/T 273.3-2015 Rolling Bearings – General Plan of Boundary Dimensions – Part
3. Radial Bearings

GB/T 294-2015
Rolling bearings.Three-point and four-point contact ball bearings.Boundary dimensions
ICS 21.100.20
J11
National Standards of People's Republic of China
Replacing GB/T 294-1994
Rolling
Three-point and four-point contact ball bearings Dimensions
Rolingbearings-Three-pointandfour-pointcontactbalbearings-
Boundarydimensions
Issued on: 2015-02-04
2015-10-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard replaces GB/T 294-1994 "Rolling three-point and four-point contact ball bearing dimensions", and GB/T 294-
Compared to 1994, in addition to editorial changes, the major technical changes are as follows:
--- Increased terms and definitions (see Chapter 3);
--- Increased bearing code (see Chapter 5);
--- Increased QJF structure type, Series 10 and Series 02 portion of the bearing dimensions (see Tables 1 and 2);
--- Remove the old code bearing the control (see the 1994 edition of Appendix A).
The standard proposed by China Machinery Industry Federation.
This standard by the National Standardization Technical Committee of Rolling (SAC/TC98) centralized.
This standard was drafted: Luoyang Bearing Research Institute Co., Ltd., Zhongshan City, Pacific Century Bearing Manufacturing Co., Ltd., Ningbo Bearing Co. Cixing
Secretary, Shandong Province Yu Jie Bearing Manufacturing Co., Ltd.
The main drafters of this standard: Guobao Xia, Pangjian Lin, Zhao Kun, Cai Meigui, Lijie Mei.
This standard replaces the standards previously issued as follows:
--- GB 294-1964, GB 294-1983, GB/T 294-1994.
Rolling
Three-point and four-point contact ball bearings Dimensions
1 Scope
This standard specifies the line with GB/T 273.3-2015 three-point and four-point contact ball bearings (hereinafter referred to as "bearing") dimensions.
This standard applies to the bearing design and selection.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 272-1993 Rolling Code Method
GB/T 274-2000 Rolling maximum chamfer dimensions
GB/T 6930-2002 Rolling Words
Supplementary Provisions JB/T 2974-2004 Rolling Code Method
3 Terms and Definitions
Terms and definitions GB/T 6930-2002 defined apply to this document.
4 Symbol
The following symbols apply to this document.
Unless otherwise indicated, the value shown in Figs. 1 to the symbol shown in Table 3 and Table 1 to 3 are represented nominal size.
NOTE: Graphics only structural example, bearings need not be completely consistent with the structure shown, but should meet the size requirements.
B --- bearing width;
D --- bearing outside diameter;
d --- bearing bore;
r --- bearing inner and outer ring chamfer dimensions;
rsmin --- r smallest single chamfer dimension.
1 three-point contact ball bearing (double half inner ring)
QJS type
Figure 2 four-point contact ball bearing (double half inner ring)
QJ type
3 four-point contact ball bearings (outer half double)
QJF type
5 Code
GB/T 272-1993 and JB/T 2974-2004 given code applicable to this document.
6 tag example
Mark example:
7 Dimensions
Bearing dimensions specified in Table 1 to Table 3.
Table 110 series millimeters
Bearing Type Dimensions
QJ type QJS type QJF type d DB rsmina
QJ1000 - - 10 26 8 0.3
QJ1001 - - 12 28 8 0.3
QJ1002 - - 15 32 9 0.3
QJ1003 - - 17 35 10 0.3
QJ1004 - - 20 42 12 0.6
QJ1005 QJS1005 - 25 47 12 0.6
QJ1006 QJS1006 - 30 55 13 1
QJ1007 QJS1007 - 35 62 14 1
Table 1 (continued) millimeters
Bearing Type Dimensions
QJ type QJS type QJF type d DB rsmina
QJ1008 QJS1008 - 40 68 15 1
QJ1009 QJS1009 - 45 75 16 1
QJ1010 QJS1010 - 50 80 16 1
QJ1011 QJS1011 - 55 90 18 1.1
QJ1012 QJS1012 - 60 95 18 1.1
QJ1013 QJS1013 - 65 100 18 1.1
QJ1014 QJS1014 QJF1014 70 110 20 1.1
QJ1015 QJS1015 QJF1015 75 115 20 1.1
QJ1016 QJS1016 QJF1016 80 125 22 1.1
QJ1017 QJS1017 QJF1017 85 130 22 1.1
QJ1018 QJS1018 QJF1018 90 140 24 1.5
QJ1019 QJS1019 QJF1019 95 145 24 1.5
QJ1020 QJS1020 QJF1020 100 150 24 1.5
QJ1021 QJS1021 QJF1021 105 160 26 2
QJ1022 QJS1022 QJF1022 110 170 28 2
QJ1024 QJS1024 QJF1024 120 180 28 2
QJ1026 QJS1026 QJF1026 130 200 33 2
QJ1028 - QJF1028 140 210 33 2
QJ1030 - QJF1030 150 225 35 2.1
QJ1032 - QJF1032 160 240 38 2.1
QJ1034 - QJF1034 170 260 42 2.1
QJ1036 - QJF1036 180 280 46 2.1
QJ1038 - QJF1038 190 290 46 2.1
QJ1040 - QJF1040 200 310 51 2.1
QJ1044 - QJF1044 220 340 56 3
QJ1048 - QJF1048 240 360 56 3
QJ1052 - QJF1052 260 400 65 4
QJ1056 - QJF1056 280 420 65 4
QJ1060 - QJF1060 300 460 74 4
QJ1064 - QJF1064 320 480 74 4
QJ1068 - QJF1068 340 520 82 5
QJ1072 - QJF1072 360 540 82 5
Table 1 (continued) millimeters
Bearing Type Dimensions
QJ type QJS type QJF type d DB rsmina
QJ1076 - QJF1076 380 560 82 5
QJ1080 - QJF1080 400 600 90 5
QJ1084 - QJF1084 420 620 90 5
QJ1088 - QJF1088 440 650 94 6
QJ1092 - QJF1092 460 680 100 6
QJ1096 - QJF1096 480 700 100 6
Maximum chamfer dimension corresponding to a provision in the GB/T 274-2000 in.
Table 202 series millimeters
Bearing Type Dimensions
QJ type QJS type QJF type d DB rsmina
QJ200 QJS200 QJF200 10 30 9 0.6
QJ201 QJS201 QJF201 12 32 10 0.6
QJ202 QJS202 QJF202 15 35 11 0.6
QJ203 QJS203 QJF203 17 40 12 0.6
QJ204 QJS204 QJF204 20 47 14 1
QJ205 QJS205 QJF205 25 52 15 1
QJ206 QJS206 QJF206 30 62 16 1
QJ207 QJS207 QJF207 35 72 17 1.1
QJ208 QJS208 QJF208 40 80 18 1.1
QJ209 QJS209 QJF209 45 85 19 1.1
QJ210 QJS210 QJF210 50 90 20 1.1
QJ211 QJS211 QJF211 55 100 21 1.5
QJ212 QJS212 QJF212 60 110 22 1.5
QJ213 QJS213 QJF213 65 120 23 1.5
QJ214 QJS214 QJF214 70 125 24 1.5
QJ215 QJS215 QJF215 75 130 25 1.5
QJ216 QJS216 QJF216 80 140 26 2
QJ217 QJS217 QJF217 85 150 28 2
QJ218 QJS218 QJF218 90 160 30 2
QJ219 QJS219 QJF219 95 170 32 2.1
QJ220 QJS220 QJF220 100 180 34 2.1
Table 2 (Continued) millimeters
Bearing Type Dimensions
QJ type QJS type QJF type d DB rsmina
QJ221 QJS221 QJF221 105 190 36 2.1
QJ222 QJS222 QJF222 110 200 38 2.1
QJ224 QJS224 QJF224 120 215 40 2.1
QJ226 QJS226 QJF226 130 230 40 3
QJ228 - QJF228 140 250 42 3
QJ230 - QJF230 150 270 45 3
QJ232 - QJF232 160 290 48 3
QJ234 - QJF234 170 310 52 4
QJ236 - QJF236 180 320 52 4
QJ238 - QJF238 190 340 55 4
QJ240 - QJF240 200 360 58 4
QJ244 - QJF244 220 400 65 4
QJ248 - QJF248 240 440 72 4
QJ252 - QJF252 260 480 80 5
QJ256 - QJF256 280 500 80 5
QJ260 - QJF260 300 540 85 5
QJ264 - QJF264 320 580 92 5
Maximum chamfer dimension corresponding to a provision in the GB/T 274-2000 in.
Table 303 series millimeters
Bearing Type Dimensions
QJ type QJS type QJF type d DB rsmina
QJ302 QJS302 - 15 42 13 1
QJ303 QJS303 - 17 47 14 1
QJ304 QJS304 - 20 52 15 1.1
Related standard:   GBZ 294-2017  GB/T 290-2017
   
 
Privacy   ···   Product Quality   ···   About Us   ···   Refund Policy   ···   Fair Trading   ···   Quick Response
Field Test Asia Limited | Taxed in Singapore: 201302277C | Copyright 2012-2019