1、 g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58seat washers Boundary dimensionsICS 21.100.20Rolling bearings Aligning thrust ball bearings and ali
2、gning BRITISH STANDARDBS ISO 20516:2007BS ISO 20516:2007This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 August 2007 BSI 2007ISBN 978 0 580 55286 1Amendments issued since publicationAmd. No. Date CommentsCompliance with a British Standard c
3、annot confer immunity from legal obligations.National forewordThis British Standard is the UK implementation of ISO 20516:2007. The UK participation in its preparation was entrusted to Technical Committee MCE/7, Rolling bearings.A list of organizations represented on this committee can be obtained o
4、n request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application.Reference numberISO 20516:2007(E)INTERNATIONAL STANDARD ISO20516First edition2007-08-01Rolling bearings Aligning thrust ball bearings
5、and aligning seat washers Boundary dimensions Roulements Butes billes sphriques et contreplaques sphriques Dimensions dencombrement BS ISO 20516:2007ii iiiForeword ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The
6、 work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International organizations, governmental and non-gove
7、rnmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 2. T
8、he main task of technical committees is to prepare International Standards. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vot
9、e. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. ISO 20516 was prepared by Technical Committee ISO/TC 4, Rolling bearings. BS ISO 20516:2007blank1R
10、olling bearings Aligning thrust ball bearings and aligning seat washers Boundary dimensions 1 Scope This International Standard specifies dimensions of single-direction and double-direction aligning thrust ball bearings with and without aligning seat washers. 2 Normative references The following ref
11、erenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. ISO 582, Rolling bearings Chamfer dimensions Maximum values ISO 55
12、93, Rolling bearings Vocabulary ISO 15241, Rolling bearings Symbols for quantities 3 Terms and definitions For the purposes of this document, the terms and definitions given in ISO 5593 and the following apply. 3.1 aligning thrust ball bearing single-direction bearing thrust ball bearing which can a
13、ccommodate permanent angular misalignment between its axis and the axis of its housing by means of an aligning housing washer NOTE The spherical back face of the aligning housing washer mates with a matching concave spherical surface either in an aligning seat washer or its housing. 3.2 aligning thr
14、ust ball bearing double-direction bearing thrust ball bearing which can accommodate permanent angular misalignment between its axis and the axis of its housing by means of aligning housing washers NOTE The spherical back faces of the aligning housing washers mate with matching concave spherical surf
15、aces either in aligning seat washers or their housings. 3.3 single-direction aligning thrust ball bearing aligning thrust ball bearing intended to support axial load in one direction only 3.4 double-direction aligning thrust ball bearing aligning thrust ball bearing intended to support axial load in
16、 both directions BS ISO 20516:20072 3.5 central shaft washer central washer which is intended to be mounted on a shaft 4 Symbols For the purposes of this document, the symbols given in ISO 15241 and the following apply. The symbols given in Figures 1 to 4 and the values given in Tables 1 to 6 denote
17、 nominal dimensions unless specified otherwise. NOTE Unless specified otherwise, the symbols are applicable to both single-direction and double-direction bearings. A centre height of aligning surface B height of central shaft washer, double-direction bearing C height of aligning seat washer D outsid
18、e diameter of aligning housing washer D1bore diameter of aligning housing washer D1s minsmallest single bore diameter of aligning housing washer D2bore diameter of aligning seat washer D3outside diameter of aligning seat washer d bore diameter of shaft washer, single-direction bearing d1outside diam
19、eter of shaft washer, single-direction bearing d1s maxlargest single outside diameter of shaft washer, single-direction bearing d2bore diameter of central shaft washer, double-direction bearing d3outside diameter of central shaft washer, double-direction bearing d3s maxlargest single outside diamete
20、r of central shaft washer, double-direction bearing R radius of aligning surface of aligning housing washer and aligning seat washer r back face chamfer dimension of shaft washer, single-direction bearing and of aligning seat washer rs minsmallest single back face chamfer dimension of shaft washer,
21、single-direction bearing and of aligning seat washer r1face chamfer dimension of central shaft washer, double-direction bearing r1s minsmallest single face chamfer dimension of central shaft washer, double-direction bearing T bearing height, single-direction aligning thrust ball bearing T1bearing he
22、ight, single-direction aligning thrust ball bearing with aligning seat washer T2bearing height, double-direction aligning thrust ball bearing T3bearing height, double-direction aligning thrust ball bearing with aligning seat washers BS ISO 20516:20073Figure 1 Single-direction aligning thrust ball be
23、aring Figure 2 Single-direction aligning thrust ball bearing with aligning seat washer BS ISO 20516:20074 Figure 3 Double-direction aligning thrust ball bearing Figure 4 Double-direction aligning thrust ball bearing with aligning seat washers 5 Boundary dimensions 5.1 General The corresponding large
24、st single chamfer dimensions to the rs minand r1s mindimensions in Tables 1 to 6 are given in ISO 582. The exact shape of the chamfer surface is not specified, but its contour in an axial plane shall not be allowed to project beyond an imaginary circular arc, of radius rs min, tangential to the wash
25、er back face and the bore or outside cylindrical surface of the washer. For the washer face and the bore cylindrical surface, the same applies to r1s min. Chamfer dimensions r and r1apply only at the corners indicated in Figures 1 to 4. No dimensions are given for other corners; however, they should
26、 not be sharp. BS ISO 20516:200755.2 Single-direction aligning thrust ball bearings and single-direction aligning thrust ball bearings with aligning seat washer Dimensions for single-direction aligning thrust ball bearings and single-direction aligning thrust ball bearings with aligning seat washer
27、are given in Tables 1 to 3. Table 1 Single-direction bearings Diameter series 2 Dimensions in millimetres d D d1s maxD1s minT max. A R D2D3T1C rs min10 26 26 a12 11,6 8,5 22 18 28 13 3,5 0,6 12 28 28a14 11,4 11,5 25 20 30 13 3,5 0,6 15 32 32a17 13,3 12 28 24 35 15 4 0,6 17 35 35a19 13,2 16 32 26 38
28、15 4 0,6 20 40 40a22 14,7 18 36 30 42 17 5 0,6 25 47 47a27 16,7 19 40 36 50 19 5,5 0,6 30 52 52a32 17,8 22 45 42 55 20 5,5 0,6 35 62 62a37 19,9 24 50 48 65 22 7 1 40 68 68a42 20,3 28,5 56 55 72 23 7 1 45 73 73a47 21,3 26 56 60 78 24 7,5 1 50 78 78a52 23,5 32,5 64 62 82 26 7,5 1 55 90 90a57 27,3 35 7
29、2 72 95 30 9 1 60 95 95a62 28 32,5 72 78 100 31 9 1 65 100 100a67 28,7 40 80 82 105 32 9 1 70 105 105a72 28,8 38 80 88 110 32 9 1 75 110 110a77 28,3 49 90 92 115 32 9,5 1 80 115 115a82 29,5 46 90 98 120 33 10 1 85 125 125a88 33,1 52 100 105 130 37 11 1 90 135 135a93 38,5 45 100 110 140 42 13,5 1,1 1
30、00 150 150a103 40,9 52 112 125 155 45 14 1,1 110 160 160a113 40,2 65 125 135 165 45 14 1,1 120 170 170a123 40,8 61 125 145 175 46 15 1,1 130 190 187 133 47,9 67 140 160 195 53 17 1,5 140 200 197 143 48,6 87 160 170 210 55 17 1,5 150 215 212 153 53,3 79 160 180 225 60 20,5 1,5 160 225 222 163 54,7 74
31、 160 190 235 61 21 1,5 170 240 237 173 58,7 91 180 200 250 65 21,5 1,5 180 250 247 183 58,2 112 200 210 260 66 21,5 1,5 190 270 267 194 65,7 98 200 230 280 73 23 2 200 280 277 204 65,3 125 225 240 290 74 23 2 220 300 297 224 65,6 118 225 260 310 75 25 2 240 340 335 244 81,6 122 250 290 350 92 30 2,1
32、 260 360 355 264 82,8 152 280 305 370 93 30 2,1 280 380 375 284 85 143 280 325 390 94 31 2,1 300 420 415 304 100,5 164 320 360 430 112 34 3 320 440 435 325 100,5 157 320 380 450 112 36 3 340 460 455 345 100,3 199 360 400 470 113 36 3 360 500 495 365 116,7 172 360 430 510 130 43 4 aIf d1s maxand D ha
33、ve the same nominal value, their tolerances shall be specified so that there is clearance between the shaft washer outside surface and the bore of a housing with nominal diameter equal to D. BS ISO 20516:20076 Table 2 Single-direction bearings Diameter series 3 Dimensions in millimetres d D d1s maxD
34、1s minT max. A R D2D3T1C rs min25 52 52a27 19,8 21 45 38 55 22 6 1 30 60 60a32 22,6 22 50 45 62 25 7 1 35 68 68a37 25,6 24 56 52 72 28 7,5 1 40 78 78a42 28,5 28 64 60 82 31 8,5 1 45 85 85a47 30,1 25 64 65 90 33 10 1 50 95 95a52 34,3 28 72 72 100 37 11 1,1 55 105 105a57 39,3 30 80 80 110 42 11,5 1,1
35、60 110 110a62 38,3 41 90 85 115 42 11,5 1,1 65 115 115a67 39,4 38,5 90 90 120 43 12,5 1,1 70 125 125a72 44,2 43 100 98 130 48 13 1,1 75 135 135a77 48,1 37 100 105 140 52 15 1,5 80 140 140a82 47,6 50 112 110 145 52 15 1,5 85 150 150a88 53,1 43 112 115 155 58 17,5 1,5 90 155 155a93 54,6 40 112 120 160
36、 59 18 1,5 100 170 170a103 59,2 46 125 135 175 64 18 1,5 110 190 187 113 67,2 51 140 150 195 72 20,5 2 120 210 205 123 74,1 63 160 165 220 80 22 2,1 130 225 220 134 80,3 53 160 177 235 86 26 2,1 140 240 235 144 84,9 68 180 190 250 92 26 2,1 150 250 245 154 83,7 89,5 200 200 260 92 26 2,1 160 270 265
37、 164 91,7 77 200 215 280 100 29 3 170 280 275 174 91,3 105 225 220 290 100 29 3 180 300 295 184 99,3 91 225 240 310 109 32 3 190 320 315 195 111 104 250 255 330 121 33 4 200 340 335 205 118,4 92 250 270 350 130 38 4 aIf d1s maxand D have the same nominal value, their tolerances shall be specified so
38、 that there is clearance between the shaft washer outside surface and the bore of a housing with nominal diameter equal to D. BS ISO 20516:20077Table 3 Single-direction bearings Diameter series 4 Dimensions in millimetres d D d1s maxD1s minT max. A R D2D3T1C rs min25 60 60 a27 26,4 19 50 42 62 29 8
39、1 30 70 70a32 30,1 20 56 50 75 33 9 1 35 80 80a37 34 23 64 58 85 37 10 1,1 40 90 90a42 38,2 26 72 65 95 42 12 1,1 45 100 100a47 42,4 29 80 72 105 46 12,5 1,1 50 110 110a52 45,6 35 90 80 115 50 14 1,5 55 120 120a57 50,5 28 90 88 125 55 15,5 1,5 60 130 130a62 54 34 100 95 135 58 16 1,5 65 140 140a68 6
40、0,2 40 112 100 145 65 17,5 2 70 150 150a73 63,6 34 112 110 155 69 19,5 2 75 160 160a78 69 42 125 115 165 75 21 2 80 170 170a83 72,2 36 125 125 175 78 22 2,1 85 180 177 88 77 47 140 130 185 83 23 2,1 90 190 187 93 81,2 40 140 140 195 88 25,5 2,1 100 210 205 103 90 50 160 155 220 98 27 3 110 230 225 1
41、13 99,7 59 180 170 240 109 29 3 120 250 245 123 107,3 70 200 185 260 118 32 4 130 270 265 134 115,2 58 200 200 280 128 38 4 140 280 275 144 117 83 225 206 290 131 38 4 150 300 295 154 125,9 69 225 225 310 140 41 4 160 320 315 164 135,3 84 250 240 330 150 41,5 5 170 340 335 174 141 74 250 255 350 156
42、 46 5 180 360 355 184 148,3 97 280 270 370 164 46,5 5 aIf d1s maxand D have the same nominal value, their tolerances shall be specified so that there is clearance between the shaft washer outside surface and the bore of a housing with nominal diameter equal to D. BS ISO 20516:20078 5.3 Double-direct
43、ion aligning thrust ball bearings and double-direction aligning thrust ball bearings with aligning seat washers Dimensions for double-direction aligning thrust ball bearings and double-direction aligning thrust ball bearings with aligning seat washers are given in Tables 4 to 6. Table 4 Double-direc
44、tion bearings Diameter series 2 Dimensions in millimetres d ad2D d3s maxD1s minT2 max. B A R D2D3T3C rs minr1s min15 10 32 32 b17 24,6 5 10,5 28 24 35 28 4 0,6 0,3 20 15 40 40 b22 27,4 6 16 36 30 42 32 5 0,6 0,3 25 20 47 47 b27 31,4 7 16,5 40 36 50 36 5,5 0,6 0,3 30 25 52 52b32 32,6 7 20 45 42 55 37
45、 5,5 0,6 0,3 35 30 62 62b37 37,8 8 21 50 48 65 42 7 1 0,3 40 30 68 68b42 38,6 9 25 56 55 72 44 7 1 0,6 45 35 73 73b47 39,6 9 23 56 60 78 45 7,5 1 0,6 50 40 78 78b52 42 9 30,5 64 62 82 47 7,5 1 0,6 55 45 90 90b57 49,6 10 32,5 72 72 95 55 9 1 0,6 60 50 95 95b62 50 10 30,5 72 78 100 56 9 1 0,6 65 55 10
46、0 100b67 50,4 10 38,5 80 82 105 57 9 1 0,6 70 55 105 105b72 50,6 10 36,5 80 88 110 57 9 1 1 75 60 110 110b77 49,6 10 47,5 90 92 115 57 9,5 1 1 80 65 115 115b82 51 10 45 90 98 120 58 10 1 1 85 70 125 125b88 59,2 12 49,5 100 105 130 67 11 1 1 90 75 135 135b93 69 14 42 100 110 140 76 13,5 1,1 1 100 85
47、150 150b103 72,8 15 49 112 125 155 81 14 1,1 1 110 95 160 160b113 71,4 15 62 125 135 165 81 14 1,1 1 120 100 170 170b123 71,6 15 58,5 125 145 175 82 15 1,1 1,1 130 110 190 189,5 133 85,8 18 63 140 160 195 96 17 1,5 1,1 140 120 200 199,5 143 86,2 18 83,5 160 170 210 99 17 1,5 1,1 150 130 215 214,5 15
48、3 95,6 20 74,5 160 180 225 109 20,5 1,5 1,1 160 140 225 224,5 163 97,4 20 70 160 190 235 110 21 1,5 1,1 170 150 240 239,5 173 104,4 21 87 180 200 250 117 21,5 1,5 1,1 180 150 250 249 183 102,4 21 108,5 200 210 260 118 21,5 1,5 2 190 160 270 269 194 116,4 24 93,5 200 230 280 131 23 2 2 200 170 280 27
49、9 204 115,6 24 120,5 225 240 290 133 23 2 2 220 190 300 299 224 115,2 24 114 225 260 310 134 25 2 2 ad is the bore diameter of the shaft washer of the corresponding diameter series 2, single-direction bearing, given in Table 1. bIf d3s maxand D have the same nominal value, their tolerances shall be specified so that there is clearance between the shaft washer outside surface and the bore of a housing with nominal diameter equal to D. BS ISO 20516:20079Table 5 Double-direction bearings Diameter
