DOUBLE ROW BALL

SERIES 840

External Gear

series 840(external gear)

Drawing number	Dimension and weight							Mounting holes				Gearing and tooth forces					Load ratings
	Inside diameter outer ring	Outside diameter inner ring	Outside diameter outer ring	Inside diameter inner ring	Diameter outer ring	Diameter inner ring	Weight	Pitch circle diameter inner ring	Number of holes inner ring	Pitch circle diameter outer ring	Number of holes outer ring	Pitch circle diamete	Modul	Number of teeth	Permissible tooth force	Maximum permissible tooth force	Dynamic			Static
	Di	da	Da	di	a	b	G	Li	ni	La	na	do	m	z2	f_{2 norm}	f_{z max}	C_rad	C_axT	C_axH	C_{o rad}	C_{o axT}	C_{o axH}
	[mm]	[mm]	[mm]	[mm]	[mm]	[mm]	[kg]	[mm]	[-]	[mm]	[-]	[mm]		[-]	[kN]	[kN]	[kN]	[kN]	[kN]	[kN]	[kN]	[kN]
81-40 2240/2-07600	2275	2272	2524.8	2090	–	–	1316	2145	48	2375	48	2480	16	155	176	307	536	1265	1007	2102	10580	8632
81-40 2619/2-07605	2654	2651	2912.4	2465	–	–	1615	2520	52	2755	52	2862	18	159	205	357	568	1341	1067	2459	12371	10097
81-40 2795/2-07610	2830	2827	3096	2645	–	–	1723	2700	54	2930	54	3040	20	152	233	408	580	1375	1091	2625	13201	10778
81-40 2915/2-07615	2950	2947	3216	2765	–	–	1790	2820	60	3050	60	3160	20	158	233	408	590	1399	1109	2738	13768	11242
81-40 3150/2-07620	3185	3182	3456	3000	–	–	1969	3065	60	3285	60	3400	20	170	233	408	607	1436	1141	2959	14878	12151

Drawing number	Outside diameter outer ring	Weight
	Da	G
	[mm]	[kg]
81-40 2240/2-07600	2524.8	1316
81-40 2619/2-07605	2912.4	1615
81-40 2795/2-07610	3096	1723
81-40 2915/2-07615	3216	1790
81-40 3150/2-07620	3456	1969

Internal Gear

series 840(internal gear)

Drawing number	Dimension and weight							Mounting holes				Gearing and tooth forces					Load ratings
	Inside diameter outer ring	Outside diameter inner ring	Outside diameter outer ring	Inside diameter inner ring	Diameter outer ring	Diameter inner ring	Weight	Pitch circle diameter inner ring	Number of holes inner ring	Pitch circle diameter outer ring	Number of holes outer ring	Pitch circle diamete	Modul	Number of teeth	Permissible tooth force	Maximum permissible tooth force	Dynamic			Static
	Di	da	Da	di	a	b	G	Li	ni	La	na	do	m	z2	f_{2 norm}	f_{z max}	C_rad	C_axT	C_axH	C_{o rad}	C_{o axT}	C_{o axH}
	[mm]	[mm]	[mm]	[mm]	[mm]	[mm]	[kg]	[mm]	[-]	[mm]	[-]	[mm]		[-]	[kN]	[kN]	[kN]	[kN]	[kN]	[kN]	[kN]	[kN]
82-40 2199/2-07625	2168	2164	2350	1920	–	–	1238	2065	52	2295	52	1936	16	121	178	338	532	1267	1000	2078	10387	8535
82-40 2622/2-07630	2590	2587	2770	2336	–	–	1495	2485	60	2715	60	2352	16	147	178	338	568	1345	1068	2477	12731	10171
82-40 2950/2-07635	2918	2915	3100	2646	–	–	1764	2815	60	3045	60	2664	18	148	214	385	594	1403	1117	2786	13934	11439
82-40 3300/2-07640	3268	3265	3450	3006	–	–	1935	3165	66	3395	66	3024	18	168	214	385	619	1462	1162	3115	15587	12793

Drawing number	Outside diameter outer ring	Weight
	Da	G
	[mm]	[kg]
82-40 2199/2-07625	2350	1238
82-40 2622/2-07630	2770	1495
82-40 2950/2-07635	3100	1764
82-40 3300/2-07640	3450	1935

SERIES 850

External Gear

series 850(external gear)

Drawing number	Dimension and weight							Mounting holes				Gearing and tooth forces					Load ratings
	Inside diameter outer ring	Outside diameter inner ring	Outside diameter outer ring	Inside diameter inner ring	Diameter outer ring	Diameter inner ring	Weight	Pitch circle diameter inner ring	Number of holes inner ring	Pitch circle diameter outer ring	Number of holes outer ring	Pitch circle diamete	Modul	Number of teeth	Permissible tooth force	Maximum permissible tooth force	Dynamic			Static
	Di	da	Da	di	a	b	G	Li	ni	La	na	do	m	z2	f_{2 norm}	f_{z max}	C_rad	C_axT	C_axH	C_{o rad}	C_{o axT}	C_{o axH}
	[mm]	[mm]	[mm]	[mm]	[mm]	[mm]	[kg]	[mm]	[-]	[mm]	[-]	[mm]		[-]	[kN]	[kN]	[kN]	[kN]	[kN]	[kN]	[kN]	[kN]
81-50 2987/2-06940	3022	3025	3290.4	2820	–	–	2288	2880	66	3130	66	3240	18	180	227	403	749	1774	1408	3424	17019	14062
81-50 3167/2-06945	3202	3205	3470.4	3000	–	–	2431	3060	66	3310	66	3420	18	190	227	403	766	1810	1439	3631	18044	14912
81-50 3347/2-06950	3382	3385	3650.4	3180	–	–	2566	3240	72	3490	72	3600	18	200	227	403	782	1853	1469	3838	19070	15762
81-50 3567/2-06955	3602	3605	3866.4	3400	–	–	2702	3460	78	3710	78	3816	18	212	227	403	799	1892	1502	4091	20323	16801
81-50 3747/2-06960	3782	3785	4046.4	3580	–	–	2837	3640	84	3890	84	3996	18	222	227	403	814	1932	1530	4298	21349	17651
81-50 4140/2-06965	4175	4178	4456	3970	–	–	3282	4030	90	4285	90	4400	20	220	260	465	844	2002	1587	4750	23588	19508

Drawing number	Outside diameter outer ring	Weight
	Da	G
	[mm]	[kg]
81-50 2987/2-06940	3290.4	2288
81-50 3167/2-06945	3470.4	2431
81-50 3347/2-06950	3650.4	2566
81-50 3567/2-06955	3866.4	2702
81-50 3747/2-06960	4046.4	2837
81-50 4140/2-06965	4456	3282

Internal Gear

series 850(internal gear)

Drawing number	Dimension and weight							Mounting holes				Gearing and tooth forces					Load ratings
	Inside diameter outer ring	Outside diameter inner ring	Outside diameter outer ring	Inside diameter inner ring	Diameter outer ring	Diameter inner ring	Weight	Pitch circle diameter inner ring	Number of holes inner ring	Pitch circle diameter outer ring	Number of holes outer ring	Pitch circle diamete	Modul	Number of teeth	Permissible tooth force	Maximum permissible tooth force	Dynamic			Static
	Di	da	Da	di	a	b	G	Li	ni	La	na	do	m	z2	f_{2 norm}	f_{z max}	C_rad	C_axT	C_axH	C_{o rad}	C_{o axT}	C_{o axH}
	[mm]	[mm]	[mm]	[mm]	[mm]	[mm]	[kg]	[mm]	[-]	[mm]	[-]	[mm]		[-]	[kN]	[kN]	[kN]	[kN]	[kN]	[kN]	[kN]	[kN]
82-50 2559/2-06970	2522	2524	2725	2250	–	–	1892	2410	60	2670	60	2268	18	126	240	440	710	1678	1334	2955	14580	12134
82-50 3040/2-06975	3002	3005	3205	2720	–	–	2295	2890	72	3150	72	2740	20	137	272	495	755	1785	1419	3508	17321	14406
82-50 3520/2-06980	3482	3485	3685	3200	–	–	2657	3370	78	3630	78	3220	20	161	272	495	798	1888	1501	4060	20056	16674
82-50 3839/2-06985	3801	3804	4006	3520	–	–	2905	3690	84	3950	84	3540	20	177	272	495	823	1948	1547	4427	21873	18180

Drawing number	Outside diameter outer ring	Weight
	Da	G
	[mm]	[kg]
82-50 2559/2-06970	2725	1892
82-50 3040/2-06975	3205	2295
82-50 3520/2-06980	3685	2657
82-50 3839/2-06985	4006	2905