| Housing material | Cast iron | |||


| d | 68.262 | mm | |
| A | 52.5 | mm | |
| A1 | 17 | mm | |
| A3 | H14 | 3.2 | mm |
| A5 | 39 | mm | |
| B | 68.3 | mm | |
| Da | H11 | 161.9 | mm |
| Db1 | 142 | mm | |
| Db2 | 154 | mm | |
| J | 149.5 | mm | |
| L | 187 | mm | |
| N | 18 | mm | |
| s1 | 42.9 | mm | |
| T | 76.9 | mm | |
| Threaded hole | |||
| RG | 1/4-28 UNF | ||
| R1 | 34.5 | mm | |
| Grease fitting | |||
| DN | 6.5 | mm | |
| SWN | 7 | mm | |
| GN | 1/4-28 SAE-LT | ||
| Dowel pins | |||
| J6 | 169 | mm | |
| J7 | 51 | mm | |
| N4 | 4 | mm | |
| Basic dynamic load rating | C | 57.2 | kN | |
| Basic static load rating | C0 | 40 | kN | |
| Fatigue load limit | Pu | 1.7 | kN | |
| Limiting speed | 3000 | r/min |
(with shaft tolerance h6)
| Mass bearing unit | 4.65 | kg |
| Thread grub screw | G2 | 3/8-24 UNF | ||
| 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 |
| 270x335x18 HDS1 R | 270 | 335 | 18 | Seals |
|---|---|---|---|---|
| 4312 ATN9 | 60 | 130 | 46 | Bearings, units and housings |
| 51206 V/HR22Q2 | 30 | 52 | 16 | Bearings, units and housings |
| 6312 NR | 60 | 130 | 31 | Bearings, units and housings |
| 7010 CD/HCP4A | 50 | 80 | 16 | Bearings, units and housings |
| 87143 | - | - | 30 | Seals |
| BT4B 334075 G/HA1VA901 | 762 | 1079.5 | - | Bearings, units and housings |
| GE 260 ES-2LS | 260 | 370 | 110 | Bearings, units and housings |
| OKBS 120 | 120 | - | - | |
| PBM 13015090 M1G1 | 130 | 150 | 90 | Bearings, units and housings |
| SILQG 12 ESA | 12 | - | 12 | Bearings, units and housings |
| W 634 | 4 | 16 | 5 | Bearings, units and housings |
Hot number:
22207 EK
BD-231/500 CAK/W33-OH 31/500 H
3215 A-2Z
48x79x17.5 CRSA1 P
63005-2RS1
85212
BC1-8028
BT4B 328204/HA1
FNL 511 B
HE 3134 E
NCF 2984 V
NJ 2313 ECPH
NU 2211 ECJ
SIKAC 16 M
W 61812
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