Slewing rings : Single-row ball slewing ring
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Single-row ball slewing ring

 Single-row ball slewing ring  


gearless

 
exterior gearing type

 
interior gearing type

(1)code name of transmission type;

(2)W: exteri structure type: Q: sing-row ball type; or gearing type; N: interior gearing type; U: gearless;

(3)code name of mounting hole type;
A:Both the mounting holes of interior and exterior ring are through holes;
B:Both the mounting holes of interior and exterior ring are screws.;
C:The mounting hole of exterior ring mounting is screw and that of interior ring is through hole;
D:The mounting hole of exterior ring is through hole and that of interior ring is screw

(4)diameter of rolling center;

(5)diameter of rolling element;

(6)code name of gearing modulus; A: large modulus; that without “A” stands for small modulus;

(7)precision gradeG: precision-grade; that without “G” stands for common grade;

JG/T66-1999(JJ36.1-91)

Number Basic type Configuration Mounting size Structural size Gear Data Gear Data Int Gear Rete rence weight
Ext Toothing
DL mm		 Int Toothing
Dl mm		 H D1 D2 n via Thread Kong n1 H1 h b m X=-0.5 X=-0.5 Ext
Toothing
kg		 Ext
Toothing
kg
A series B.C.D series
No.

QU.QW.
QN serier

 D d D d φ φ T De Z De Z
1 315.20 406 222 408 224 60 370 260 10 17 M16 24 2 50 10 40 3 423 140 207 70 35 34
2 355.20 446 262 448 264 60 410 300 10 17 M16 24 2 50 10 40 3 462 153 246 84 40 39
355.20A 4 468 116 240 61 41 40
3 400.20 490 307 493 310 60 455 345 12 17 M16 24 2 50 10 40 4 512 127 288 73 45 44
400.20A 5 520 103 280 57 47 46
4 450.20 540 357 543 360 60 505 395 12 17 M16 24 2 50 10 40 4 564 140 336 85 51 50
450.20A 5 570 113 330 67 43 52
5 500.20 590 407 593 410 60 555 445 14 17 M16 24 2 50 10 40 5 615 122 385 78 56 55
500.20A 6 624 103 378 64 58 57
6 560.20 654 464 656 468 70 618 502 14 17 M16 30 2 60 10 50 4 680 169 440 111 78 76
560.20A 5 685 136 435 88 79 77
7 630.20 724 534 726 538 70 688 572 16 17 M16 30 2 60 10 50 4 748 186 5?12 129 86 84
630.20A 5 755 150 505 102 88 86
8 710.20 804 614 806 618 70 768 652 18 17 M16 30 2 60 10 50 5 835 166 585? 118 99 97
710.20A 6 840 139 582 98 101 97
9 800.20 894 704 896 708 70 858 742 20 17 M16 30 2 60 10 50 6 930 154 672 113 114 110
800.20A 8 936 116 664 84 114 111
10 800.25 904 692 908 694 78 864 736 18 22 M20 36 2 68 10 58 6 942 156 654 110 143 142
800.25A 8 952 118 648 82 147 142
11 900.25 1004 792 1008 794 78 964 836 20 22 M20 36 2 68 10 58 8 1048 130 744 94 162 163
900.25A 10 1060 105 740 75 168 162
12 1000.25 1104 892 1108 894 78 1064 936 24 22 M20 36 2 68 10 58 8 1152 143 848 107 182 178
1000.25A 10 1160 115 840 85 185 179
13 1000.32 1120 876 1124 880 90 1074 926 24 24 M22 40 2 80 10 70 8 1160 144 832 105 227 230
1000.32A 10 1170 116 830 84 232 227
14 1120.32 1240 996 1244 1000 90 1194 1046 28 24 M22 40 4 80 10 70 10 1300 129 940 95 272 263
1120.32A 12 1308 108 936 79 275 262
15 1250.32 1370 1126 1374 1130 90 1324 1176 32 24 M22 40 4 80 10 70 10 1430 142 1070 108 302 294
1250.32A 12 1440 119 1068 90 309 290
16 1400.32 1520 1276 1524 1280 90 1474 1326 36 24 M22 40 4 80 10 70 12 1584 131 1212 102 337 333
1400.32A 14 1596 113 1204 87 347 336
17 1250.40 1390 1108 1394 1110 102 1336 1164 32 26 M24 45 4 90 12 80 10 1450 144 1050 106 396 388
1250.40A 12 1452 120 1044 88 392 388
18 1400.40 1540 1258 1544 1260 102 1486 1314 36 26 M24 45 4 90 12 80 12 1608 133 1188 100 448 444
1400.40A 14 1610 114 1190 86 443 434
19 1600.40 1740 1458 1744 1460 102 1686 1514 40 26 M24 45 4 90 12 80 12 1812 150 1392 117 528 509
1600.40A 14 1820 129 1386 100 534 511
20 1800.40 1940 1658 1944 1660 102 1886 1714 44 26 M24 45 4 90 12 80 14 2016 143 1582 114 583 576
1800.40A 16 2032 126 1568 99 607 591
21 1600.50 1762 1434 1766 1438 124 1704 1496 40 30 M27 50 4 112 12 100 12 1824 151 1368 115 714 714
1600.50A 14 1834 130 1358 98 727 723
22 1800.50 1964 1634 1966 1638 124 1904 1696 44 30 M27 50 4 112 12 100 14 2044 145 1568 113 845 794
1800.50A 16 2048 127 1552 98 843 818
23 2000.50 2162 1834 2166 1842 124 2104 1896 48 30 M27 50 6 112 12 100 16 2240 139 1760 111 912 891
2000.50A 18 2250 124 1746 98 927 913
24 2240.50 2402 2074 2406 2078 124 2344 2136 54 30 M27 50 6 112 12 100 16 2480 154 1984 125 1020 1044
2240.50A 18 2502 138 1980 111 1078 1041
25 2500.50 2662 2334 2666 2342 124 2604 2396 60 30 M27 50 6 112 12 100 18 2754 152 2250 126 1171 1132
2500.50A 20 18 2760 137 2240 113 1175 1148
26
2500.60 2696 2304 2696 2308 150 2626 2374 60 33 M30 56 6 136 14 122 18 2790 154 2214 124 1677 1621
2500
.60A		 20 20 2800 139 2200 111 1701 1654

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