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718 series

Inner diameter range: 10-150mm
Nominal contact angle: 15°, 25°
Precision: P2/P4/P5
Ball material: GCr15 or Ceramic(Si3N4)

Model	Main dimension (mm)					Basic load rating(KN)		Steel ball limiting speed(r/min)		Ceramics ball limiting speed(r/min)		Preload(N)
Model	d	D	B	r	r1	Cr	Cor	Grease	Oil	Grease	Oil	Light (A)	Middle (B)	Heavy (C)
71800C	10	19	5	0.3	0.1	1.9	0.98	75000	120000	95000	160000	7	23	54
71800AC	10	19	5	0.3	0.1	1.9	0.98	70000	110000	85000	140000	8	31	80
71801C	12	21	5	0.3	0.1	2.08	1.18	67000	100000	85000	140000	7	25	58
71801AC	12	21	5	0.3	0.1	1.96	1.12	60000	90000	75000	120000	8	33	85
71802C	15	24	5	0.3	0.1	2.28	1.5	56000	85000	70000	110000	8	27	63
71802AC	15	24	5	0.3	0.1	2.16	1.4	50000	75000	63000	95000	8	34	91
71803C	17	26	5	0.3	0.1	2.32	1.6	50000	75000	67000	100000	8	26	64
71803AC	17	26	5	0.3	0.1	2.2	1.53	48000	70000	56000	85000	7	33	92
71804C	20	32	7	0.3	0.1	3.8	2.65	43000	63000	53000	80000	15	50	114
71804AC	20	32	7	0.3	0.1	3.65	2.5	38000	56000	45000	67000	18	70	174
71805C	25	37	7	0.3	0.1	4.15	3.2	36000	53000	45000	67000	16	54	123
71805AC	25	37	7	0.3	0.1	3.9	3	32000	48000	38000	56000	18	72	181
71806C	30	42	7	0.3	0.1	4.4	3.65	30000	45000	38000	56000	16	56	129
71806AC	30	42	7	0.3	0.1	4.15	3.4	28000	43000	34000	50000	18	73	189
71807C	35	47	7	0.3	0.1	4.65	4.15	26000	40000	34000	50000	17	58	135
71807AC	35	47	7	0.3	0.1	4.4	3.8	24000	38000	30000	45000	19	76	197
71808C	40	52	7	0.3	0.1	4.8	4.55	24000	38000	30000	45000	17	59	138
71808AC	40	52	7	0.3	0.1	4.55	4.25	22000	36000	26000	40000	17	75	199
71809C	45	58	7	0.3	0.1	7.2	6.95	22000	36000	28000	43000	22	98	221
71809AC	45	58	7	0.3	0.1	6.8	6.4	19000	32000	24000	38000	35	133	328
71810C	50	65	7	0.3	0.1	7.35	7.35	19000	32000	24000	38000	21	99	224
71810AC	50	65	7	0.3	0.1	6.95	6.8	17000	28000	20000	34000	34	133	332
71811C	55	72	9	0.3	0.1	10.2	10.2	17000	28000	22000	36000	35	147	326
71811AC	55	72	9	0.3	0.1	9.65	9.5	16000	26000	19000	32000	57	206	491
71812C	60	78	10	0.3	0.1	13.2	13.2	16000	26000	20000	34000	51	200	435
71812AC	60	78	10	0.3	0.1	12.2	12.2	14000	22000	17000	28000	80	280	649
71813C	65	85	10	0.6	0.3	13.4	14	15000	24000	19000	32000	51	201	440
71813AC	65	85	10	0.6	0.3	12.7	12.9	13000	20000	16000	26000	82	289	673
71814C	70	90	10	0.6	0.3	14	15	14000	22000	18000	30000	53	210	459
71814AC	70	90	10	0.6	0.3	12.9	13.7	13000	20000	15000	24000	81	289	678
71815C	75	95	10	0.6	0.3	14.3	15.6	13000	20000	16000	26000	53	213	467
71815AC	75	95	10	0.6	0.3	13.4	14.6	12000	19000	14000	22000	84	298	702
71816C	80	100	10	0.6	0.3	14.6	16.6	12000	19000	16000	26000	53	216	474
71816AC	80	100	10	0.6	0.3	13.7	15.6	11000	18000	13000	20000	84	302	712
71817C	85	110	13	1	0.3	21.6	24	11000	18000	14000	22000	93	344	739
71817AC	85	110	13	1	0.3	20.4	22.4	10000	17000	12000	19000	113	507	1142
71818C	90	115	13	1	0.3	21.2	23.6	11000	18000	14000	22000	91	337	724
71818AC	90	115	13	1	0.3	20	22	9500	16000	12000	19000	110	495	1116
71819C	95	120	13	1	0.3	21.6	24.5	10000	17000	13000	20000	92	343	737
71819AC	95	120	13	1	0.3	20.4	22.8	9000	15000	11000	18000	111	504	1137
71820C	100	125	13	1	0.3	21.6	25	9500	16000	12000	19000	91	341	735
71820AC	100	125	13	1	0.3	20.4	23.6	8500	14000	10000	17000	109	500	1132
71821C	105	130	13	1	0.3	22.8	27.5	9000	15000	12000	19000	95	358	774
71821AC	105	130	13	1	0.3	21.6	25.5	8000	13000	10000	17000	112	525	1193
71822C	110	140	16	1	0.3	31.5	36.5	8500	14000	11000	18000	146	521	1105
71822AC	110	140	16	1	0.3	29	34	7500	12000	9000	15000	181	757	1673
71824C	120	150	16	1	0.3	32	39	7500	12000	10000	17000	146	527	1119
71824AC	120	150	16	1	0.3	30	36	7000	11000	8500	14000	184	779	1725
71826C	130	165	18	1.1	0.6	42.5	51	7000	11000	9000	15000	208	723	1523
71826AC	130	165	18	1.1	0.6	40	48	6300	9500	7500	12000	277	1092	2378
71828C	140	175	18	1.1	0.6	43	54	6300	9500	8000	13000	208	728	1536
71828AC	140	175	18	1.1	0.6	40.5	51	6000	9000	7000	11000	275	1097	2397
71830C	150	190	20	1.1	0.6	56	69.5	6000	9000	7500	12000	281	955	1995
71830AC	150	190	20	1.1	0.6	52	64	5300	8000	6300	9500	386	1465	3145

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