双列球式回转支承

双列球式回转支承与单排四点接触球式回转支承的结构结构基本相同，所不同的是该回转支承有两排滚动体。能同时承受较大的轴向载荷、径向载荷倾覆力矩。可与各种起重机、挖掘机等机械设备配套。

序号	基本型号			外型尺寸			安装尺寸				结构尺寸					齿轮参数			外齿参数		内齿参数
	无齿式 DL mm	外齿式 DL mm	内齿式 DL mm	D mm	d mm	H mm	D1 mm	D2 mm	n	Φ mm	n1	D3 mm	d1 mm	H1 mm	h	b mm	x	m mm	De mm	Z	De mm	Z
1	070.25.400	071.25.400	073.25.400	493	307	110	457	343	20	18	2	401	399	100	10	90	0	6	528	86	276	48
2	070.25.450	071.25.450	073.25.450	543	357	110	507	393	20	18	2	451	449	100	10	90	0	6	576	94	324	56
3	070.30.500	071.30.500	073.30.500	602	398	125	566	434	20	18	4	501	498	115	10	105	+0.5	5	629	123	367	74
		072.30.500	074.30.500															6	628.8	102	368.4	62
3'	070.25.500	071.25.500	073.25.500	602	398	110	566	434	20	18	4	501	499	100	10	90	+0.5	5	629	123	367	74
		072.25.500	074.25.500															6	628.8	102	368.4	62
4	070.30.560	071.30.560	073.30.560	662	458	125	626	494	20	18	4	561	558	115	10	105	+0.5	5	689	135	427	86
		072.30.560	074.30.560															6	688.8	112	428.4	72
4'	070.25.560	071.25.560	073.25.560	662	458	110	626	494	20	18	4	561	558	100	10	90	+0.5	5	689	135	427	86
		072.25.560	074.25.560															6	688.8	112	428.4	72
5	070.30.630	071.30.630	073.30.630	732	528	125	696	564	24	18	4	631	628	115	10	105	+0.5	6	772.8	126	494.4	83
		072.30.630	074.30.630															8	774.4	94	491.2	62
5'	070.25.630	071.25.630	073.25.630	732	528	110	696	564	24	18	4	631	629	100	10	90	+0.5	6	772.8	126	494.4	83
		072.25.630	074.25.630															8	774.4	94	491.2	62
6	070.30.710	071.30.710	073.30.710	812	608	125	776	644	24	18	4	711	708	115	10	105	+0.5	6	850.8	139	572.4	96
		072.30.710	074.30.710															8	854.4	104	571.2	72
6'	070.25.710	071.25.710	073.25.710	812	608	110	776	644	24	18	4	711	708	100	10	90	+0.5	6	850.8	139	572.4	96
		072.25.710	074.25.710															8	854.4	104	571.2	72
7	070.40.800	071.40.800	073.40.800	922	678	160	878	722	30	22	6	801	798	150	10	140	+0.5	8	966.4	118	635.2	80
		072.40.800	074.40.800															10	968	94	634	64
7'	070.30.800	071.30.800	073.30.800	922	678	125	878	722	30	22	6	801	798	115	10	105	+0.5	8	966.4	118	635.2	80
		072.30.800	074.30.800															10	968	94	634	64
8	070.40.900	071.40.900	073.40.900	1022	778	160	978	822	30	22	6	901	898	150	10	140	+0.5	8	1062.4	130	739.2	93
		072.40.900	074.40.900															10	1068	104	734	74
8'	070.30.900	071.30.900	073.30.900	1022	778	125	978	822	30	22	6	901	898	115	10	105	+0.5	8	1062.4	130	739.2	93
		072.30.900	074.30.900															10	1068	104	734	74
9	070.40.1000	071.40.1000	073.40.1000	1122	878	160	1078	922	36	22	6	1001	998	150	10	140	+0.5	10	1188	116	824	83
		072.40.1000	074.40.1000															12	1185.6	96	820.8	69
9'	070.30.1000	071.30.1000	073.30.1000	1122	878	125	1078	922	36	22	6	1001	998	115	10	105	+0.5	10	1188	116	824	83
		072.30.1000	074.30.1000															12	1185.6	96	820.8	69
10	070.40.1120	071.40.1120	073.40.1120	1242	998	160	1198	1042	36	22	6	1121	1118	150	10	140	+0.5	10	1298	127	944	95
		072.40.1120	074.40.1120															12	1305.6	106	940.8	79
10'	070.30.1120	071.30.1120	073.30.1120	1242	998	125	1198	1042	36	22	6	1121	1118	115	10	105	+0.5	10	1298	127	944	95
		072.30.1120	074.30.1120															12	1305.6	106	940.8	79
11	070.45.1250	071.45.1250	073.45.1250	1390	1110	176	1337	1163	40	26	5	1252	1248	166	10	156	+0.5	12	1449.6	118	1048.8	88
		072.45.1250	074.45.1250															14	1453.2	101	1041.6	75
11'	070.35.1250	071.35.1250	073.35.1250	1390	1110	144	1337	1163	40	26	5	1251	1248	134	10	124	+0.5	12	1449.6	118	1048.8	88
		072.35.1250	074.35.1250															14	1453.2	101	1041.6	75
12	070.45.1400	071.45.1400	073.45.1400	1540	1260	176	1487	1313	40	26	5	1402	1398	166	10	156	+0.5	12	1605.6	131	1192.8	100
		072.45.1400	074.45.1400															14	1607.2	112	1195.6	86
12'	070.35.1400	071.35.1400	073.35.1400	1540	1260	144	1487	1313	40	26	5	1401	1398	134	10	124	+0.5	12	1605.6	131	1192.8	100
		072.35.1400	074.35.1400															14	1607.2	112	1195.6	86
13	070.45.1600	071.45.1600	073.45.1600	1740	1460	176	1687	1513	45	26	5	1602	1598	166	10	156	+0.5	14	1817.2	127	1391.6	100
		072.45.1600	074.45.1600															16	1820.8	111	1382.4	87
13'	070.35.1600	071.35.1600	073.35.1600	1740	1460	144	1687	1513	45	26	5	1601	1598	134	10	124	+0.5	14	1817.2	127	1391.6	100
		072.35.1600	074.35.1600															16	1820.8	111	1382.4	87
14	070.45.1800	071.45.1800	073.45.1800	1940	1660	176	1887	1713	45	26	5	1802	1798	166	10	156	+0.5	14	2073.2	141	1573.6	113
		072.45.1800	074.45.1800															16	2072.8	123	1574.4	99
14'	070.35.1800	071.35.1800	073.35.1800	1940	1660	144	1887	1713	45	26	5	1801	1798	134	10	124	+0.5	14	2073.2	141	1573.6	113
		072.35.1800	074.35.1800															16	2072.8	123	1574.4	99