| Material | Cast iron | |||



| d | 61.913 | mm | |
| A | 60 | mm | |
| A1 | 42 | mm | |
| A5 | 39 | mm | |
| B | 65.1 | mm | |
| H | 137.5 | mm | |
| H1 | 69.9 | mm | |
| H2 | 26.5 | mm | |
| J | 190.5 | mm | |
| J | max. | 202 | mm |
| J | min. | 179 | mm |
| L | 240 | mm | |
| N | 29.5 | mm | |
| N1 | 18 | mm | |
| s1 | 39.7 | mm | |
| Threaded hole | |||
| RG | 1/4-28 UNF | ||
| R1 | 5.5 | mm | |
| Ra | 45 | ° | |
| Grease fitting | |||
| DN | 6.5 | mm | |
| SWN | 7 | mm | |
| GN | 1/4-28 SAE-LT | ||
| Dowel pins | |||
| J6 | 222 | mm | |
| J7 | 21 | mm | |
| N4 | 4 | mm | |
| Basic dynamic load rating | C | 52.7 | kN | |
| Basic static load rating | C0 | 36 | kN | |
| Fatigue load limit | Pu | 1.53 | kN | |
| Limiting speed | 3400 | r/min |
(with shaft tolerance h6)
| Mass bearing unit | 4.3 | kg |
| Hexagonal key size for grub screw | N | 4.763 | mm | |
| Recommended tightening torque for grub screw | 16.5 | N·m | ||
| Recommended diameter for attachment bolts, mm | G | 16 | mm | |
| Recommended diameter for attachment bolts, inch | G | 0.625 | in |
| Housing | ||||
| Bearing | ||||
| End cover | ||||
| Model No. | Inner Diameter | Outer Diameter | Width | Type |
| 7321 BECBM | ||||
|---|---|---|---|---|
| BB1B 362692 | ||||
| NU 2230 ECM | ||||
| OH 31/710 H | ||||
| PCM 283220 E |
Hot number:
21100
21308 EK
249/1060 CAK30F/W33
44x68x8 CRW1 V
AOH 240/850 G
AOH 32/670 G
D/W RW4-2RZ
GB 4924
IR 22x26x20
KD21-504
KMT 20
NJ 222 ECJ
SAFS 23052 KATLC x 9.7/16
SAF 22515
SAF 23032 KAT x 5.3/8
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