1、 Collection of SANS standards in electronic format (PDF) 1. Copyright This standard is available to staff members of companies that have subscribed to the complete collection of SANS standards in accordance with a formal copyright agreement. This document may reside on a CENTRAL FILE SERVER or INTRA
2、NET SYSTEM only. Unless specific permission has been granted, this document MAY NOT be sent or given to staff members from other companies or organizations. Doing so would constitute a VIOLATION of SABS copyright rules. 2. Indemnity The South African Bureau of Standards accepts no liability for any
3、damage whatsoever than may result from the use of this material or the information contain therein, irrespective of the cause and quantum thereof. ICS 21.100.20 ISBN 0-626-16572-5 SANS 3228:2005Edition 1ISO 3228:1993Edition 3SOUTH AFRICAN NATIONAL STANDARD Rolling bearings Cast and pressed housings
4、for insert bearings This national standard is the identical implementation of ISO 3228:1993 and is adopted with the permission of the International Organization for Standardization. Published by Standards South Africa 1 dr lategan road groenkloof private bag x191 pretoria 0001 tel: 012 428 7911 fax:
5、 012 344 1568 international code + 27 12 www.stansa.co.za Standards South Africa SANS 3228:2005 Edition 1 ISO 3228:1993 Edition 3 Table of changes Change No. Date Scope Abstract Specifies boundary dimensions and tolerances for cast and pressed housings for insert bearings for which boundary dimensio
6、ns are given in SANS 9628. Keywords bearing housings, bearings, dimensional tolerances, dimensions, rolling bearings. National foreword This South African standard was approved by National Committee StanSA TC 5120.02, Bearings, in accordance with procedures of Standards South Africa, in compliance w
7、ith annex 3 of the WTO/TBT agreement. INTERNATIONAL STANDARD ISO 3228 Third edition 1993-09-01 Rolling bearings - Cast and pressed housings for insert bearings Roulemen ts - Logements coul centre distance between bolt holes (oval) L length of flange (oval) N side of bolt hole (Square) 4.6 Cast take-
8、up housings (see figure6) A Al diameter of bolt hole 4.4 Pressed plummer block housings (see figure 4) A Da H width of base spherical seating diameter of housing distance from mounting base to centreline of spherical seating diameter Hl height of feet J centre distance between bolt holes L length of
9、 base N diameter of bolt hole 4.5 Pressed flanged housings, round, triangular and oval (see figure 5) A Al 4 H Hl width (Overall) width of flange spherical seating diameter of housing height (round, triangular, oval) distance from straight edge to centreline of spherical seating diameter width (atta
10、chment end) width of location slot width over location-slot flanges Da H Hl spherical seating diameter of housing height (Overall) distance between bottoms of location Slots Hz L height (attachment end) length (Overall) Ll distance from attachment end face to centreline of spherical seating diameter
11、 k2 5 N length (attachment end) length of location slot diameter of attachment hole Nl length of attachment slot height of attachment slot 5 Boundary dimensions and tolerantes NOTE 2 Where the subscript “max” is shown in tables 1 to 6, this indicates that the value is both the nominal and the larges
12、t actual value permitted. Where the subscript “min” is shown in tables 1 to 6, this indicates that the value is both the nominal and the smallest actual value permitted. ISO 3228:1993(E) Figure 1 - Cast plummer block housings Table 1 - Cast plummer block housings Dimensions in millimetres Da L max A
13、 max J H & IT12 H 1 max N min N max N 1 min 40 129 39 96 30,2 17 IO,5 12,43 16 47 134 39 96 33,3 17 IO,5 12,43 16 52 142 39 105 36,5 17 IO,5 12,43 16 62 167 48 121 42,9 20 13 14,93 19 72 172 48 126 47,6 20 13 14,93 19 80 186 55 136 49,2 20 13 14,93 19 85 192 55 146 54 22 13 14,93 19 90 208 61 159 57
14、,2 23 17 19,oz 20,5 100 233 61 172 63,5 25 17 19,oz 20,5 110 243 71 186 69,9 27 17 19,oz 22 120 268 73 203 76,2 34 21 24,52 24 125 274 74 210 79,4 34 21 24,52 24 130 300 83 217 82,6 35 21 24,52 24 140 305 84 232 88,9 38 21 24,52 24 150 330 95 247 95,2 41 21 24,52 24 160 356 100 262 101,6 44 25 28,52
15、 34 180 390 111 308 115 46 25 28,52 34 ISO 3228:1993(E) ,N, I I+eox 61 Figure 2 - Cast flanged housings (Square) Table 2 - Cast flanged housings (Square) Dimensions in millimetres Da L max A max J A 1 max AZ * IT14 N min N max X 40 78 32 54 13 17 IO,5 12,43 0,6 47 88 34 63,5 15 19 IO,5 12,43 05 52 9
16、7 35 70 15 19 11,5 12,43 66 62 110 38 82,5 16 20 11,5 12,43 05 72 119 38 92 17 21 13 14,93 053 80 132 43 101,5 17 24 13 14,93 03 85 139 45 105 18 24 13 16,93 03 90 145 48 111 20 28 17 19,oz OB 100 164 51 130 21 31 17 19,oz W3 110 177 60 143 21 34 17 19,oz W3 120 189 52 149,5 24 34 17 19,oz 03 125 19
17、5 57 152 24 35 17 19,93 03 130 202 58 159 24 35 17 24,52 03 140 213 65 165 24 35 21 24,52 018 150 222 75 175 26 36 21 24,52 On8 160 240 75 187 27 42 21 24,52 08 180 270 80 210 29 44 25 28,52 03 4 ISO 3228: 1993(E) *) The holes may alternatively be Square with sides equal to N. Figure 3 - Cast flange
18、d housings (oval) Table 3 - Cast flanged housings (oval) Dimensions in millimetres Da H max L max A max J A 1 max AZ & IT14 N min N max X 40 99 61 32 76,5 13 17 IO,5 12,43 016 47 113 62 34 90 15 19 IO,5 12,43 W 52 125 70 35 99 15 19 11,5 12,43 03 62 142 83 38 116,5 16 20 11,5 12,43 (46 72 156 96 38
19、130 17 21 13 14,93 0,8 80 172 105 43 143,5 17 24 13 14,93 48 85 180 112 45 148,5 18 24 13 16,93 023 90 190 117 48 157 20 28 17 19,oz 03 100 222 134 51 184 21 31 17 19,oz 03 110 238 142 60 202 21 34 17 19,oz 03 L Figure 4 - Pressed plummer block housings Table 4 - Pressed plummer block housings Dimen
20、sions in millimetres Da 40 47 52 62 72 80 85 L max 87 99 109 119 130 148 156 A max 26 33 33 39 43 43 45 J Ik 0,4 68 76 86 95 106 120 128 H 1 max 4 4 4,5 4,5 5 5 6 H N + - 0,5 22,2 9,5 25,4 9,5 28,6 11,5 33,3 11,5 39,7 11,5 43,7 13 46,8 13 ISO 3228:1993(E) Limit of flat 7 Round surface Trianqular Ova
21、l I I I N* L- Housings with D, 3 80 mm have 4 holt holes *) The holes may atternatively be round with diameter equat to N. Figure 5 - Pressed flanged housings (round, triangular and oval) Table 5 - Pressed flanged housings (round, triangular and oval) Dimensions in millimetres Da H max L max A max 4
22、0 47 52 62 72 80 85 90 100 110 82 91 96 114 127 149 150 157 168 177 60 68 72 85 95 15 17 19 20 23 23 23 25 26 28 J * 0,4 A 1 max H 1 max H 2 max N AI 025 29 49 7,l 34 56 9 36 61 9 90,5 100 119 120,5 127 138 148 5,5 7 7 8 8 8 45 72 81 11 91 13,5 98 13,5 102 13,5 113 13,5 122 13,5 7 ISO 3228:1993(E) F
23、igure 6 - Cast take-up housings Table 6 - Cast take-up housings Dimensions in millimetres A 1 min A 1 max H 2 max A 2 max H max Hl k 025 N 1 min N 2 min 5 max N min A max L max L 1 max L2 min Da 47 51 13,25 14 36 94 76 64 104 52 51 13,25 14 38 94 76 64 104 62 53 13,25 14 38 107 89 66 118 72 53 13,25
24、 14 38 107 89 66 132 80 67 17,25 18 44 124 101 85 146 85 67 17,25 18 44 124 101 85 149 90 67 17,25 18 50 124 101 85 153 100 72 26,75 28 56 152 130 104 191 110 72 26,75 28 56 152 130 104 196 69 1 9 59 1 18 15 30 15 30 15 36 15 36 18 47 18 47 18 47 24 62 29 62 69 9 59 18 74 9 66 19 81 10 72 19 91 14 84 27 91 14 84 27 92 14 88 27 120 17 104 34 120 1 17 1 104 1 34 Standards South AfricaThis s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .
