The 719 series are angular contact ball bearings specifically designed to meet the performance requirements of high-speed, precision applications. They offer high reliability, ultra-high precision, and system rigidity for applications such as high-speed machining centers, milling machines, internal grinding machines, and woodworking machinery.
719 Series angular contact ball bearing
Contact Angle: C-15 or AC-25
Rolling Elements: Steel balls or ceramic balls
Construction: Open or sealed
Cage: PEEK or bakelite
Accuracy: P5, P4, P2 grade
Matching: Universal mating and mated bearings available (DT, DB, DF, TBT, etc.)

Size	Main dimensions(mm)					Basic rated load(KN)		Steel Ball Max Speed (r/min)		Ceramic ball maximum speed(r/min)
Size	d	D	B	r	r1	Cr Cor		Grease	Oil	Grease	Oil
71900C	10	22	6	0.3	0.1	3.00	1.53	70000	11000	90000	150000
71900AC	10	22	6	0.3	0.1	2.90	1.46	63000	95000	75000	120000
71901C	12	24	6	0.3	0.3	3.35	1.86	60000	90000	80000	130000
71901AC	12	24	6	0.3	0.3	3.20	1.76	56000	85000	67000	100000
71902C	15	28	7	0.3	0.3	5.00	2.90	50000	75000	67000	100000
71902AC	15	28	7	0.3	0.3	4.80	2.75	48000	70000	56000	85000
71903C	17	30	7	0.3	0.3	5.30	3.15	48000	70000	60000	90000
71903AC	17	30	7	0.3	0.3	5.00	3.00	43000	63000	50000	75000
71904C	20	37	9	0.3	0.3	7.35	4.55	38000	56000	50000	75000
71904AC	20	37	9	0.3	0.3	6.95	4.40	36000	53000	43000	63000
71905C	25	42	9	0.3	0.3	8.15	5.70	32000	48000	43000	63000
71905AC	25	42	9	0.3	0.3	7.80	5.50	30000	45000	36000	53000
71906C	30	47	9	0.3	0.3	8.65	6.55	28000	43000	36000	53000
71906AC	30	47	9	0.3	0.3	8.15	6.30	26000	40000	32000	48000
71907C	35	55	10	0.6	0.6	11.80	9.50	24000	38000	32000	48000
71907AC	35	55	10	0.6	0.6	11.00	9.00	22000	36000	26000	40000
71908C	40	62	12	0.6	0.6	17.60	13.70	22000	36000	28000	43000
71908AC	40	62	12	0.6	0.6	16.60	13.20	20000	34000	24000	38000
71909C	45	68	12	0.6	0.6	18.60	15.60	19000	32000	24000	38000
71909AC	45	68	12	0.6	0.6	17.60	15.00	18000	30000	22000	36000
71910C	50	72	12	0.6	0.6	19.00	16.60	18000	30000	22000	36000
71910AC	50	72	12	0.6	0.6	18.00	15.60	16000	26000	20000	34000
71911C	55	80	13	1	1	22.80	20.40	16000	26000	20000	34000
71911AC	55	80	13	1	1	21.60	19.30	15000	24000	18000	30000
71912C	60	85	13	1	1	24.00	22.80	15000	24000	19000	32000
71912AC	60	85	13	1	1	22.80	21.60	14000	22000	17000	28000
71913C	65	90	13	1	1	24.50	24.00	14000	22000	18000	30000
71913AC	65	90	13	1	1	22.80	22.40	13000	20000	15000	24000
71914C	70	100	16	1	1	33.50	32.50	13000	20000	16000	26000
71914AC	70	100	16	1	1	31.50	31.00	12000	19000	14000	22000
71915C	75	105	16	1	1	34.00	34.50	12000	19000	16000	26000
71915AC	75	105	16	1	1	32.00	32.50	11000	18000	13000	20000
71916C	80	110	16	1	1	34.50	36.00	12000	19000	15000	24000
71916AC	80	110	16	1	1	32.50	34.00	11000	18000	13000	20000
71917C	85	120	18	1.1	1.1	45.00	46.50	11000	18000	13000	20000
71917AC	85	120	18	1.1	1.1	42.50	44.00	9500	16000	12000	19000
71918C	90	125	18	1.1	1.1	45.50	49.00	10000	17000	13000	20000
71918AC	90	125	18	1.1	1.1	43.00	46.50	9000	15000	11000	18000
71919C	95	130	18	1.1	1.1	46.50	51.00	9500	16000	12000	19000
71919AC	95	130	18	1.1	1.1	44.00	48.00	8500	14000	10000	17000
71920C	100	140	20	1.1	1.1	58.50	64.00	9000	15000	11000	18000
71920AC	100	140	20	1.1	1.1	55.00	60.00	8000	13000	9500	16000
71921C	105	145	20	1.1	1.1	58.50	64.00	8500	14000	11000	18000
71921AC	105	145	20	1.1	1.1	55.00	60.00	7500	12000	9000	15000
71922C	110	150	20	1.1	1.1	58.50	67.00	8000	13000	10000	17000
71922AC	110	150	20	1.1	1.1	56.00	63.00	7500	12000	9000	15000
71924C	120	165	22	1.1	1.1	73.50	85.00	7000	11000	9000	15000
71924AC	120	165	22	1.1	1.1	69.50	80.00	6700	10000	8000	13000
71926C	130	180	24	1.5	1.5	86.50	100.00	6700	10000	8500	14000
71926AC	130	180	24	1.5	1.5	81.50	95.00	6000	9000	7000	11000
71928C	140	190	24	1.5	1.5	90.00	108.00	6000	9000	7500	12000
71928AC	140	190	24	1.5	1.5	85.00	102.00	5600	8500	6700	10000
71930C	150	210	28	2	1	122.00	143.00	5600	8500	7000	11000
71930AC	150	210	28	2	1	114.00	134.00	5000	7500	6000	9000

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