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]
7022ADB 110 170 28 2 1 157000 191000 16000 19400 0 3200 4300 108.8 120 164 2
7022CDB 110 170 28 2 1 172000 208000 17600 21200 15.6 4500 6300 65.5 120 164 2
7222ADB 110 200 38 2.1 1.1 276000 315000 28100 32500 0 2800 4000 127.5 122 193 2
7222BDB 110 200 38 2.1 1.1 250000 289000 25500 29400 0 2000 2800 168.1 122 193 2
7222CDB 110 200 38 2.1 1.1 286000 320000 29200 32500 14.5 4000 5600 79.5 122 193 2
7322ADB 110 240 50 3 1.1 360000 430000 36500 44000 0 2000 2600 151 124 233 2.5
7322BDB 110 240 50 3 1.1 325000 395000 33500 40000 0 1800 2400 196.8 124 233 2.5
7924A5DB 120 165 22 1.1 0.6 110000 154000 11200 15700 0 3800 5300 88.5 127 160 1
7924CDB 120 165 22 1.1 0.6 117000 162000 11900 16600 16.5 4500 6300 60.2 127 160 1
7024ADB 120 180 28 2 1 166000 213000 16900 21700 0 3000 4000 114.6 130 174 2
7224ADB 120 215 40 2.1 1.1 297000 355000 30500 36000 0 2600 3600 136.7 132 208 2
7224BDB 120 215 40 2.1 1.1 269000 325000 27400 33000 0 1900 2600 180.5 132 208 2
7324ADB 120 260 55 3 1.1 400000 505000 41000 51500 0 1800 2400 164.7 134 253 2.5
7324BDB 120 260 55 3 1.1 365000 460000 37500 47000 0 1600 2200 214.4 134 253 2.5
7926A5DB 130 180 24 1.5 1 120000 172000 12300 17500 0 3400 4800 96.3 139 174 1.5
7926CDB 130 180 24 1.5 1 128000 182000 13000 18500 16.5 4000 5600 65.5 139 174 1.5
7026ADB 130 200 33 2 1 191000 251000 19400 25600 0 2600 3600 128.3 140 194 2
7226ADB 130 230 40 3 1.1 310000 385000 31500 39500 0 1900 2600 143.9 144 223 2.5
7226BDB 130 230 40 3 1.1 278000 350000 28300 35500 0 1700 2400 191 144 223 2.5
7326ADB 130 280 58 4 1.5 445000 585000 45500 59500 0 1700 2200 176.3 148 271 3

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