JB/T 5305-1991 Rolling bearing external self-aligning thrust ball bearing outline dimensions and tolerances

This standard refers to the international standard ISO 199-1979. This standard specifies the light (2), medium (3) and heavy (4) series 18000 type and 28000 type unidirectional externally aligning thrust ball bearings with tolerance level G and light (2), medium (3) and heavy (4) Dimensions and tolerances of series 48000 and 58000 bidirectional externally aligning thrust ball bearings. This standard applies to design, manufacturing and user selection. JB/T 5305-1991 Rolling bearing external self-aligning thrust ball bearing outline dimensions and tolerances JB/T5305-1991 Standard download and decompression password: www.bzxz.net

Mechanical Industry Standard of the People's Republic of China
Rolling bearings, externally aligning thrust ball bearings
Dimensions and tolerances
This standard refers to the international standard 1SO199--1979 "Rolling bearings-Thrust ball bearing tolerances", 1 Subject content and scope of application
JB 5305-91
This standard specifies the dimensions and tolerances of the light (2), medium (3) and heavy (4) series 18000 and 28000 single-direction externally aligning thrust ball bearings (hereinafter referred to as single-direction bearings) and the light (2), medium (3) and heavy (4) series 48000 and 58000 double-direction externally aligning thrust ball bearings (hereinafter referred to as double-direction bearings) with tolerance grade G. This standard applies to design, manufacturing and user selection. 2 Reference standards
GB273.2 Rolling bearings Deformation dimension scheme for rolling bearings GB274 Rolling bearing assembly chamfer limit
GHB307.1 Tolerances for dynamic bearings
3 Symbols
: Single-direction bearing shaft principle Nominal inner diameter;
1): Nominal outer diameter of one-way bearing shaft ring Www.bzxZ.net
1 Maximum single outer diameter of shaft ring;
1\: Nominal outer diameter of bearing spherical seat,
d: Nominal inner diameter of bearing spherical seat ring:
disin: Minimum single inner diameter of spherical seat ring;
d: Nominal inner diameter of middle ring;
: Nominal outer diameter of middle ring:
auax: Maximum single outer diameter of middle ring
T: Nominal height of 28000 type bearing;
7\: Nominal height of 18000 type bearing;
B: Thickness of middle ring;
R: Radius of spherical surface;
1: Center height of spherical surface of one-way auxiliary bearing; 4 : Center height of the self-aligning surface of Shuangnan bearing; 7: Nominal height of 58000 type bearing;
T\:: Nominal height of 48000 type bearing; d: Nominal inner diameter of self-aligning seat washer;
1: Nominal outer diameter of self-aligning seat washer
Approved by the Ministry of Machinery and Electronics Industry on June 25, 1991 471
Implemented on July 1, 1992
(\: Thickness of self-aligning seat washer;
JB5305-91
: Chamfering ruler of shaft ring (one-way bearing) and self-aligning seat washer;: Minimum one-way chamfering dimension of shaft ring (one-way bearing) and self-aligning seat washer;: Chamfering ruler of middle ring:
r: Minimum one-way chamfering ruler of middle ring; || tt||· Deviation of the average inner diameter of the single plane of the one-way auxiliary bearing shaft ring; Deviation of the average inner diameter of the single plane of the bidirectional bearing middle ring; Change of the inner diameter of the one-way auxiliary bearing shaft ring in the single radial plane; Vu: Change of the inner diameter of the middle ring of the one-way bearing in the single radial plane; ): Deviation of the average outer diameter of the single radial ring of the self-aligning seat; : Change of the outer diameter of the self-aligning seat gasket in the single radial plane; S: Change of the thickness of the shaft ring (or middle ring) raceway to the bottom surface; S: Change of the thickness of the self-aligning seat raceway to the bottom surface; A7: Actual deviation of 28000 bearing; T\: Actual height deviation of 18000 bearing; AT: Actual height deviation of 58000 bearing:
2T1: Actual height deviation of 48000 bearing. 4 Overall dimensions
4.7 The overall dimensions of single-spaced bearings are shown in Figures 1, 2 and Tables 1 to 3. 4.2 The overall dimensions of double-spaced auxiliary bearings are shown in Figures 3, 4 and Tables 4 to 6. 5 Tolerances
The tolerance values ??of auxiliary bearings shall comply with the provisions of Tables 7 to 10. Q
Figure 1
Figure 2
Figure 3
Figure 4
Note: Chamfer dimensions and are only applicable to Figure 1~ For the parts shown in Figure 4, other chamfers have no specified dimensions, but should not be acute angles Table 1
Shan Shang bearing
Light (2) series
Bearing model
18209|| tt||18210
28 200
28216||t t||28217
55||t t||60
73||tt ||78
14.7||tt| |16.7
dtamin
27| |tt||32
67||tt ||72
Dismas
47| |tt||52
100||tt ||105
40| |tt||45
80||tt ||80
26| |tt||32.5
45||tt ||52
1| |tt||1
寸||tt ||13
33| |tt||37
18||tt ||20
105| |tt||110
28||tt ||30
130| |tt||110
13. 5? 18232
18256| |tt||18260
28000型
28234|| tt||28236
2824-1
28260|| tt||28261
-28272
工作电视
18000型
18307| |tt||18308
18315||tt ||18316
18330
28000型
28306
28314|| tt||28315
28326||tt| |28328
280|| tt||300
40||tt| |4.5
85| |tt||90
160|| tt||170
240||tt| |250
85|| tt||95
53.3||tt| |54.7
JB5305-91
结表1
dtsinin
163||tt| |173
Dismexx
212| |tt||222
355||tt ||375
125|| tt||118
199||tt| |360172
单向小集
d sain
28.5||tt ||30.1
67.2|| tt||74.1
111||tt| |27
123|| tt||134
E18-4205|| tt||Disnunx
105||tt| |110
315|| tt||335
中（3)系列
112|| tt||112
200||tt| |225
43|| tt||40
77||tt| |105
1.1|| tt||1.5
65| |tt||66
112||tt ||112
58| |tt||59
109|| tt||121
230||tt| |240
85|| tt||90
150||tt| |165
31|| tt||350
55||tt| |62
250| |tt||260
20.5||tt ||2
30||tt| |31||hh||34||hh||36||hh||36||hh||13||hh||mm||hh||7||hh||7.||hh|| 8.
26| |tt||2
图像电视
18000型28000型
18412| |tt||18413
18422||tt ||18424
28406
28414| |tt||28415
28426||tt ||28428
工作电视
18000型58000型
48202| |tt||48204
48211||tt ||48212
58204
58212| |tt||58213
25||tt ||30
130| |tt||140
20|| tt||25
60||tt| |65
160|| tt||170
280||tt| |300
47|| tt||52
100||tt| |55
170125
JB 5305-91. |tt||38.2
69||tt ||72.2
141| |tt||148.3
57||tt ||62
1) smx
130| |tt||140
225||tt ||245
表 4双向小阳|| tt||尺
38.6||tt| |39.6
dixmin
52|| tt||57
D zamnax||tt ||32
7| |tt||8
[12|| tt||重（4)系列
140|| tt||160
250||tt| |280
50|| tt||59
97||tt| |轻(2)系列
riamin
1|| tt||1
28||tt| |36
r'amtr
2|| tt||2.1
1||tt| |5
47.5|| tt||45
46||tt| |50
156|| tt||164
Tiamain
0.3||tt| |0.6
88| |tt||95
155||tt ||1.70
47| |tt||55
13|| tt||62
135||tt| |145
8|| tt||9
17.5||tt| |J9.5
38| |tt||38
2435||tt ||30
78100| |tt||82105
192115
5||tt ||5.5
1.05| |tt||工作电视
48000型58000型
48228
58218| |tt||58220
58231||tt ||58236
158244
200| |tt||220
110||tt ||150
140||tt| |150
240||tt| |250
97.4| |tt||133
104.41173
183||tt ||194
JB5305--91
绝表4
214.5|| tt||20
115.6||tt| |204
注：1）d equivalent to 表1 单向开发轻（2)系列长圈公称内很。裘5
双向开设
北向开设轮
48000型
48312|| tt||48313
58000型
58307||tt ||58308
58316
158317
58320| |tt||58322
45||tt ||50
DT| |tt||52
45||tt ||50
1703150
72.6| |tt||70.7
105.4||tt ||85170
100[210
d uzin
47||tt| |52
D2zsnax
68|| tt||78
135||tt| |140
Txtain
2| |tt||2
140||tt ||160
中(3)系列
14||tt ||15
注：1）d equivalent to 2 single内很。1.1
1100| |tt||1.5112
63| |tt||寸
r istuin
83.5|| tt||74.5
A||tt| |18
55| |tt||58
2||tt ||rismin
99| |tt||109
42||tt ||46
1101140113.5| |tt||12515514
[135165|14
145175115
160195
170|21017
180||tt| |225
19023521
21026021.5
230280
23||tt| |2402902
26031025
55||tt| |45162
180110
185115
11|| tt||11.5
98 h30
105140
10|14515| |tt||1115155
120160
135175||tt ||150195
承电视||tt| |48300型58000型
18-105
18167 58-07
18.408||tt| |18-109
48-113
48416|| tt||48417
58412||tt| |58413
70|| tt||75
T|| tt||49.7
oo||tt| |40110
92||tt| |99
65170
170190
143.5|| tt||80210
JB5305-91
表6双向小防
tf t nin
27||tt ||32
Dastunx
70| |tt||80
150||tt ||160
209.533| |tt||注：1）d is equivalent to 表3单向开合重（4)系列长圈公称内很。表7
18|| tt||30
100||tt| |500
180||tt| |250
重（4）系列
1.| |tt||1.5
72||tt ||80
长圈（或中圈)内很公差
Aanp或Ad 2mp||tt ||内定
表8调心座迷圈外很公差
差| |tt||偏
0||tt ||()
22||tt| |23.5
下自定
13||tt ||16
-45|| tt||--50
1.1| |tt||1.1
107||tt ||1119
659512
8011514
8812515.5
10o145
110155
115155
125173
130185| |tt||[140195
155220
Vatp 或Ved
17| |tt||19
17.5||tt ||19.5
30| |tt||50
:| |tt||30
100||tt ||进口设计：
JB5305-91
表9长圈（或中圈）及调心座圈死道对底面的安全变动量d.mm
Upper deviation
80||tt| |120
Table 10
Lower deviation
250||tt| |—250
—400
S||tt ||max
Bearing height tolerance
Upper deviation
+100|| tt||150
This standard is proposed by the National Rolling Bearing Standardization Technical Committee. This standard is recommended by Luoyang Bearing Research Institute. This standard is drafted by Wafangdian Bearing Factory. The main drafter of this standard is Yang Wang.
Lower deviation
—250
upper deviation
Lower deviation
500| |tt||-·500
-- 700
with the same axis ring
shaft ring
is recommended
-··300
- +:400
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