| US stock number | 6521 | |||
| Design | CRW1 | |||
| Lip material | R | |||

| d1 | 16.662 | mm | |
| D | 28.55 | mm | |
| b | 7.95 | mm |
| Pressure differential | max. | 0.07 | MPa | |
| Operating temperature | min. | -40 | °C | |
| Operating temperature | max. | 100 | °C | |
| Operating temperature, short period | max. | 120 | °C | |
| Rotational speed | max. | 20632 | r/min | |
| Shaft surface speed | max. | 18 | m/s |
| Model No. | Inner Diameter | Outer Diameter | Width | Type |
| 1213 ETN9 | 65 | 120 | 23 | Bearings, units and housings |
|---|---|---|---|---|
| 3141 | 7.9502 | 19.05 | 6.35 | Seals |
| 505 VE R | 493 | - | - | Seals |
| 63x85x10 HMSA10 V | 63 | 85 | 10 | Seals |
| 7028 BGM | 140 | 210 | 33 | Bearings, units and housings |
| AMS 22 ABP | 69.85 | 158.75 | 34.925 | Bearings, units and housings |
| NU 29/630 ECMA/HB1 | 630 | 850 | 128 | Bearings, units and housings |
| NKI 28/30 | 28 | 42 | 30 | Bearings, units and housings |
| PSMF 202820 A51 | 20 | 28 | 20 | Bearings, units and housings |
| SAA 50 ESX-2LS | 50 | - | 35 | Bearings, units and housings |
| SSAFS 22515 x 2.3/8 T | 60.325 | - | - | Bearings, units and housings |
| W 61803 | 17 | 26 | 5 | Bearings, units and housings |
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