KOYO BEAIRNG
| d | Boundary dimensions
(mm) |
r1 min. |
Basic load ratings (kN)
Single row Matched pair Cr C0r Cr C0r |
Fatigue load limit (kN) Cu
(Single row) (Matched pair) |
Single row |
Bearing No.
Back-to-back Face-to-face DB DF |
De-
sign |
Load center
(mm) a a1 a2 |
Mounting dimensions
(mm) da db Da Db ra min. min. max. max. max. |
rb max. |
(Refer.)
Mass Single row (kg) |
||||||||||||||
| D B C | r
min. |
||||||||||||||||||||||||
| 130 | 280 | 58 | — | 4 | 1.5 | 312 | 268 | 507 | 536 | 9.70 | 19.4 | 7326B | 7326BDB 7326BDF | 1 | 115.0 | 230.0 | 114.0 | 148 | — | 262 | 271.5 | 3 | 1.5 | 15.4 | |
| 140 | 190
190 210 210 250 250 300 300 |
24
24 33 33 42 42 62 62 |
—
— — — —
— — |
1.5
1.5 2 2 3 3 4 4 |
1
1 1 1 1.1 1.1 1.5 1.5 |
99.7 88.8
150 134 273 247 411 378 |
93.0 81.0
133 119 234 213 374 344 |
162
144 243 217 443 401 668 613 |
186
163 265 237 468 426 748 688 |
3.75
3.25 5.30 4.65 8.65 7.85 13.0 12.0 |
7.50
6.55 10.6 9.25 17.3 15.7 26.1 24.0 |
7928
7928B 7028 7028B 7228 7228B 7328 7328B |
7928DB
7928BDB 7028DB 7028BDB 7228DB 7228BDB 7328DB 7328BDB |
7928DF
7928BDF 7028DF 7028BDF 7228DF 7228BDF 7328DF 7328BDF |
1
1 1 1 1 1 1 1 |
59.6 81.2 67.0
89.9 77.3 102.8 94.5 123.3 |
119.3 162.5 134.1
179.8 154.6 205.6 189.0 246.6 |
71.3 114.5 68.1
113.8 70.6 121.6 65.0 122.6 |
148.5 148.5
150 150 154 154 158 158 |
—
— |
181.5 181.5
200 200 236 236 282 282 |
184.5 184.5 204.5
204.5 243 243 291.5 291.5 |
1.5 1.5 2
2 2.5 2.5 3 3 |
0.8 0.8 1
1 1 1 1.5 1.5 |
1.90 1.80 3.64
3.64 7.76 7.76 18.8 18.8 |
| 145 | 220 | 38 | — | 2.1 | 1.1 | 167 | 146 | 271 | 292 | 5.60 | 11.2 | AC2922 | AC2922DB AC2922DF | 1 | 71.7 | 143.4 | 67.4 | 157 | 208 | 213 | 2 | 1 | 4.82 | ||
| 150 | 210
210 210 225 225 229.9 270 270 320 320 |
28
28 25 35 35 35 45 45 65 65 |
—
28
— —
— — —
— |
2
2 2 2.1 2.1 2.1 3 3 4 4 |
1
1 1 1.1 1.1 2.1 1.1 1.1 1.5 1.5 |
134
120 120 171 153 164 310 281 434 397 |
125
109 109 154 138 143 280 254 414 380 |
218
194 194 278 249 267 504 456 706 645 |
250
218 218 308 275 287 560 509 829 760 |
4.80
4.20 4.20 5.95 5.20 5.35 9.95 9.05 14.0 12.8 |
9.60
8.40 8.40 11.9 10.4 10.7 19.9 18.1 27.9 25.6 |
7930
7930B AC3021B 7030 7030B AC302335B 7230 7230B 7330 7330B |
7930DB
7930BDB AC3021BDB 7030DB 7030BDB AC302335BDB 7230DB 7230BDB 7330DB 7330BDB |
7930DF
7930BDF
7030DF 7030BDF — 7230DF 7230BDF 7330DF 7330BDF |
1
1 3 1 1 2 1 1 1 1 |
66.0 89.5 88
72.1 96.2 97.2 83.1 110.6 100.3 131.1 |
131.9 179.0 176
144.2 192.3 194.4 166.3 221.2 200.7 262.2 |
75.9 123.0
— 74.2 122.3 — 76.3 131.2 70.7 132.2 |
160
160 160 162 162 162 164 164 168 168 |
— | 200
200 200 213 213 217.9 256 256 302 302 |
204.5 204.5 204.5
218 218 217.9 263 263 311.5 311.5 |
2
2 2 2 2 2 2.5 2.5 3 3 |
1
1 1 1 1 2 1 1 1.5 1.5 |
2.90 2.90 2.73
4.43 4.43 4.70 9.75 9.75 22.4 22.4 |
| 160 | 215
220 220 229.5 240 240 290 |
28
28 28 33 38 38 48 |
25
— —
— — —
— |
2
2 2 2 2.1 2.1 3 |
1.5
1 1 1 1.1 1.1 1.1 |
107
136 121 138 194 173 288 |
102
129 113 128 176 158 263 |
174
221 197 224 315 282 468 |
204
259 226 256 353 316 525 |
3.85
4.85 4.25 4.75 6.65 5.80 9.05 |
7.70
9.70 8.45 9.45 13.3 11.6 18.1 |
AC3222B
7932 7932B AC322333B 7032 7032B 7232 |
AC3222BDB 7932DB
7932BDB AC322333BDB 7032DB 7032BDB 7232DB |
7932DF 7932BDF AC322333BDF 7032DF 7032BDF 7232DF |
3
1 1 2 1 1 1 |
91.2 68.9 93.7
98.3 76.8 102.9 89.0 |
182.3 137.7 187.4
196.6 153.5 205.8 177.9 |
—
81.7 131.4 130.6 77.5 129.8 81.9 |
170
170 170 170 172 172 174 |
—
165.5 |
205
210 210 219.5 228 228 276 |
208
214.5 214.5 224 233 233 283 |
2
2 2 2 2 2 2.5 |
1.5
1 1 1 1 1 1 |
2.60 3.00 3.00
4.40 5.45 5.45 12.1 |
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