| US stock number | 28751 | |||
| Design | HM21 | |||
| Lip material | R | |||
SKF Bore Tite Coating

| d1 | 73.025 | mm | |
| D | 98.45 | 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. | 2615 | r/min | |
| Shaft surface speed | max. | 10 | m/s |
| Model No. | Inner Diameter | Outer Diameter | Width | Type |
| 19778 | 50.8 | 68.22 | 9.53 | Seals |
|---|---|---|---|---|
| BD-23176 CAK/W33-AOH 3176 G | 360 | 620 | 194 | Bearings, units and housings |
| 27x42x10 HMS5 V | 27 | 42 | 10 | Seals |
| 30x60x8 CRW1 R | 30 | 60 | 8 | Seals |
| 400 VL R | 360 | - | - | Seals |
| 625-2Z | 5 | 16 | 5 | Bearings, units and housings |
| 72x100x10 HMS5 V | 72 | 100 | 10 | Seals |
| BC1B 320938/HB3 | 560 | 680 | 45 | Bearings, units and housings |
| BT4B 328374/HA1 | 420 | 620 | - | Bearings, units and housings |
| BT4B 328817 G/HA1VA902 | 343.052 | 457.098 | - | Bearings, units and housings |
| FSNL 613 TURU | 60 | - | - | Bearings, units and housings |
| YELAG 209-111 | 42.863 | 85 | 42.8 | Bearings, units and housings |
Hot number:
22328 CCKJA/W33VA405
250x280x15 HMS5 V
510x560x25 HDS1 D
61806-2RZ
6211/HR22Q2
87379
BC2B 322217/VJ202
HA 311 E
HJ 2317 EC
HK 3020.2RS
NN 3021 KTN9/SP
NNCL 4936 CV
NUP 318 ECJ
PCMS 1005001.5 E
SNL 3144
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