| US stock number | 29968 | |||
| Design | HM21 | |||
| Lip material | R | |||

| d1 | 76.2 | mm | |
| D | 101.68 | mm | |
| b | 6.35 | 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. | 2507 | r/min | |
| Shaft surface speed | max. | 10 | m/s |
| Model No. | Inner Diameter | Outer Diameter | Width | Type |
| 10766 | 27 | 52.37 | 6.35 | Seals |
|---|---|---|---|---|
| 1301 ETN9 | 12 | 37 | 12 | Bearings, units and housings |
| 319161 | 900 | 1090 | 85 | Bearings, units and housings |
| 71930 ACD/P4AH1 | 150 | 210 | 28 | Bearings, units and housings |
| BT4B 331066 A/HA4 | 825.5 | 1168.4 | - | Bearings, units and housings |
| NNCF 4830 CV | 150 | 190 | 40 | Bearings, units and housings |
| NU 2305 ECJ | 25 | 62 | 24 | Bearings, units and housings |
| NUP 2310 ECML | 50 | 110 | 40 | Bearings, units and housings |
| RNA 4924 | 135 | 165 | 45 | Bearings, units and housings |
| SAF 22234 | 170 | - | - | Bearings, units and housings |
| SAFS 23038 KA x 6.7/8 | 174.625 | - | - | Bearings, units and housings |
| W 623-2Z | 3 | 10 | 4 | Bearings, units and housings |
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