Front-to-Front DF

Model

Angular Contact Ball Bearings > Single/Matched Mountings > Front-to-Front DF

product

ORDER
Bearing No.
ⁿ/ₐ 		SD
Inside Diameter
[mm] 		D
Outside Diameter
[mm] 		B
Width
[mm] 		R
Chamfer Dimension
[mm] 		R1
Chamfer Dimension
[mm] 		CR1
Basic Dynamic Load Ratings
[N] 		COR1
Basic Static Load Ratings
[N] 		CR2
Basic Dynamic Load Ratings
[kgf] 		COR2
Basic Static Load Ratings
[kgf] 		FO
Factors
ⁿ/ₐ 		LG
Limiting Speed Grease
[rpm] 		LO
Limiting Speed Oil
[rpm] 		A
Eff. Load center
[mm] 		DA1
Abutment and Fillet Dimensions min.
[mm] 		DA2
Abutment and Fillet Dimensions max.
[mm] 		RA
Abutment and Fillet Dimensions max.
[mm]
7308BDF 40 90 23 1.5 1 73000 60500 7400 6200 0 5000 6700 31.5 46 81 1.5
7909A5DF 45 68 12 0.6 0.3 24600 25400 2510 2590 0 9500 13000 14.4 50 63 0.6
7909CDF 45 68 12 0.6 0.3 26000 26800 2660 2730 16 12000 16000 3.1 50 63 0.6
7009ADF 45 75 16 1 0.6 37500 37500 3850 3800 0 7500 10000 18.6 50 69 1
7009CDF 45 75 16 1 0.6 39500 38500 4050 3950 15.4 11000 15000 0.1 51 69 1
7209ADF 45 85 19 1.1 0.6 64500 57500 6550 5850 0 7100 9500 18.5 50 78 1
7209BDF 45 85 19 1.1 0.6 58500 52500 5950 5350 0 5000 6700 35.5 50 78 1
7209CDF 45 85 19 1.1 0.6 66500 57500 6750 5850 14.2 10000 14000 1.6 52 78 1
7309ADF 45 100 25 1.5 1 103000 87000 10500 8900 0 5000 6700 16.9 51 91 1.5
7309BDF 45 100 25 1.5 1 95000 80500 9650 8200 0 4500 6000 35.8 51 91 1.5
7910A5DF 50 72 12 0.6 0.3 25900 28400 2640 2900 0 9000 12000 16.5 55 67 0.6
7910CDF 50 72 12 0.6 0.3 27400 30000 2800 3050 16.2 11000 15000 4.3 55 67 0.6
7010ADF 50 80 16 1 0.6 40000 42000 4050 4300 0 7100 9500 21.5 55 74 1
7010CDF 50 80 16 1 0.6 42000 44000 4300 4450 15.7 10000 14000 1.4 56 74 1
7210ADF 50 90 20 1.1 0.6 67000 63000 6850 6400 0 6300 9000 20.4 55 83 1
7210BDF 50 90 20 1.1 0.6 60500 57000 6200 5850 0 4500 6300 38.7 55 83 1
7210CDF 50 90 20 1.1 0.6 69500 63500 7100 6450 14.5 9500 13000 1.3 57 83 1
7310ADF 50 110 27 2 1 121000 104000 12300 10600 0 4500 6000 19.2 56 100 2
7310BDF 50 110 27 2 1 111000 96000 11300 9800 0 4000 5600 40.1 56 100 2
7911A5DF 55 80 13 1 0.6 29300 33500 2990 3400 0 8000 11000 18.5 61 74 1

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