| Design | VR4 | |||
| Lip material | NBR | |||

| Shaft diameter range | |||
| d1 | over | 310 | mm |
| d1 | incl. | 315 | mm |
| Seal and abutment | |||
| d | 304 | mm | |
| b1 | 32.5 | mm | |
| b | 65 | mm | |
| c | 30 | mm | |
| 2 x | 24 | mm | |
|
D1 max. = d1 + 2 X |
|||
| 2 y | 115 | mm | |
|
D min. = d1 + 2 Y |
|||
| B1 | 50 | mm | |
| ± | 12 | mm | |
| Model No. | Inner Diameter | Outer Diameter | Width | Type |
| 19778 | 50.8 | 68.22 | 9.53 | Seals |
|---|---|---|---|---|
| 249/800 CA/W33 | 800 | 1060 | 258 | Bearings, units and housings |
| 313445 C | 330 | 460 | - | Bearings, units and housings |
| FY 1.1/16 TF | 26.988 | - | - | Bearings, units and housings |
| FY 1.1/2 DTF | 38.1 | - | - | Bearings, units and housings |
| FY 2.3/16 TF/VA228 | 55.562 | - | 64.4 | Bearings, units and housings |
| GB 4920 | - | - | 128 | Bearings, units and housings |
| NU 2226 ECP | 130 | 230 | 64 | Bearings, units and housings |
| NU 2264 ECMA | 320 | 580 | 150 | Bearings, units and housings |
| PCMF 202311.5 E | 20 | 23 | 11.5 | Bearings, units and housings |
| SAF 22518 TLC | 80.9625 | - | - | Bearings, units and housings |
| SAF 22524 x 4.1/4 TLC | 107.95 | - | - | Bearings, units and housings |
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