(dimensions in mm)
Bearing Type - Shielded
Bore Dia (d) - 12.0000
Outer Dia (D) - 28.0000
Width (B) - 8.0000
Radius (min) (rs) - 0.300
Dynamic Load Rating (Cr) - 5,100
Static Load Rating (Cor) - 2,400
Max Speed (Grease) (X1000 RPM) - 27
Max. Shaft Shoulder Dia. Inner (Ui) - 17.2
Min. Housing Shoulder Dia., Outer (Uo) - 25.500
Ball Qty - 8
Ball Dia (Dw) - 4.7620
Weight (g) - 22.00
Precision - A1
Standard Clearance - C0
Material - 52100 Chrome steel (or equivalent)
ABEC Grades 1, 3, 5, 7, and 9 are available.
Two metal shields = (ZZ), also available with a single metal shield = (Z).
| Model No. | Inner Diameter | Outer Diameter | Width | Brand | Type |
| 580R/572X | 82,55 | 139,7 | 36,512 | KOYO | Tapered Roller Bearings |
|---|---|---|---|---|---|
| 6018ZNR | 90,000 | 140,000 | 24,000 | NTN | Deep Groove Ball Bearings |
| 663A/653 | 82,55 | 41,275 | KOYO | Tapered Roller Bearings | |
| GE 180 AX | 180 | 320 | 86 | INA | Plain Bearings |
| GEZ 12 ES | 12,7 | 22,23 | 11,1 | ISB | Plain Bearings |
| HM252348/HM252310 | 260,35 | 422,275 | 86,121 | Timken | Tapered Roller Bearings |
| HR30204C-A- | 20 | 47 | 15,25 | NSK | Tapered Roller Bearings |
| K4×7×7T2 | 4 | 7 | NTN | Needle Roller Bearings | |
| T4CB120 | 120 | 170 | 27 | CX | Tapered Roller Bearings |
| UC210-30 | 47,625 | 90 | 51,6 | KOYO | Deep Groove Ball Bearings |
| UKFE209H | 40 | SNR | Bearing Units | ||
| UKFS316+H2316 | 70 | NACHI | Bearing Units | ||
| 29438E | 190 | 380 | FAG | SPHERICAL ROLLER THRUST BEARINGS | |
| CF10-1PPSK | .2500 | .6250 | .4375 | INA | NEEDLE BEARINGS |
| GE190SX | 190 | 290 | 61 | INA | SPHERICAL PLAIN BEARINGS |
| AXK75100 | 75 | 100 | 4 | INA | THRUST NEEDLE BEARINGS |
| MCS205 | 25 | 52 | 15 | Rollway (Bronze Cage) | CYLINDRICAL ROLLER BEARINGS |
| ULK5010X | .1562 | .3125 | .1250 | RMB | DEEP GROOVE BALL BEARINGS |
| N314 | 70 | 150 | 35 | SKF | CYLINDRICAL ROLLER BEARINGS |
| 6016.2Z | 80 | 125 | 22 | SKF | DEEP GROOVE BALL BEARINGS |
Hot number:ISO 16072 KOYO 17118S/17244 ISO 31594/31520 NTN 60/1,5 NTN 62/32C3U51 CRAFT 6212-2RS SKF 7226 ACD/P4A SKF FY 2.7/16 TF/VA228 ISO L183448/10 ISB T.A.C. 215 ADR 635ZZ FAG NA4902 INA GS81152 SKF HK1216.2RS SNR 51102 KOYO 30304AJR NACHI 6916NR ISO 7000 C CX 7219 C-UO Ruville 7439 NSK 75BER19H CX BK182618 SNR EXPLE208 SKF GS 81230 KOYO NN3040K SKF LUHR 20-2LS SIGMA NJ 2212 Samick SC10-B SNR USPA202 Barden L225H
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