Back-to-Back DB

Model

Angular Contact Ball Bearings > Single/Matched Mountings > Back-to-Back DB

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]
7900A5DB 10 22 6 0.3 0.15 4700 2900 475 296 0 32000 43000 13.5 12.5 20.8 0.3
7900CDB 10 22 6 0.3 0.15 4900 3050 500 310 14.1 38000 53000 10.3 12.5 20.8 0.3
7000ADB 10 26 8 0.3 0.15 8750 5200 890 530 0 24000 34000 18.4 12.5 24.8 0.3
7000CDB 10 26 8 0.3 0.15 8650 5000 880 510 12.6 36000 50000 12.8 12.5 24.8 0.3
7200ADB 10 30 9 0.6 0.3 8800 5400 900 555 0 22000 30000 20.5 15 27.5 0.6
7200BDB 10 30 9 0.6 0.3 8100 5000 825 510 0 16000 22000 25.8 15 27.5 0.6
7200CDB 10 30 9 0.6 0.3 8800 5200 895 530 13.2 32000 45000 14.4 15 27.5 0.6
7300ADB 10 35 11 0.6 0.3 15100 8600 1540 880 0 16000 22000 24 15 32.5 0.6
7300BDB 10 35 11 0.6 0.3 14200 8100 1450 825 0 14000 20000 29.9 15 32.5 0.6
7901A5DB 12 24 6 0.3 0.15 5200 3550 530 360 0 30000 43000 14.4 14.5 22.8 0.3
7901CDB 12 24 6 0.3 0.15 5450 3700 555 380 14.7 36000 50000 10.8 14.5 22.8 0.3
7001ADB 12 28 8 0.3 0.15 9400 5950 955 610 0 22000 30000 19.5 14.5 26.8 0.3
7001CDB 12 28 8 0.3 0.15 9400 5800 960 590 13.2 32000 45000 13.4 14.5 26.8 0.3
7201ADB 12 32 10 0.6 0.3 13000 8050 1330 820 0 20000 28000 22.7 17 29.5 0.6
7201BDB 12 32 10 0.6 0.3 12100 7500 1230 765 0 15000 20000 28.5 17 29.5 0.6
7201CDB 12 32 10 0.6 0.3 12800 7700 1310 785 12.5 30000 40000 15.9 17 29.5 0.6
7301ADB 12 37 12 1 0.6 15400 9000 1570 915 0 15000 20000 26.1 18 32 1
7301BDB 12 37 12 1 0.6 14400 8400 1460 855 0 13000 18000 32.6 18 32 1
7902A5DB 15 28 7 0.3 0.15 7400 5050 755 515 0 26000 34000 17 17.5 26.8 0.3
7902CDB 15 28 7 0.3 0.15 7750 5300 790 540 14.5 30000 43000 12.8 17.5 26.8 0.3

Questions?

We are here to help.

✉

admin@jfubearing.com

Get expert sales advice within 12 hours.

💬

+86-15961837791

Chat with us now for a quick response.

Contact us now to get a free quote or estimate.