These oval flanged housings for insert bearings are compliant with Japanese Industrial Standards (JIS). They are made of grey cast iron and can be bolted with two bolts to a machine wall or frame. They have been developed for bearing arrangements that must operate reliably in difficult environments.
| Material |
Cast iron
|
| Da |
72 mm
|
Diameter of spherical seat |
|---|---|---|
| Db1 |
87 mm
|
Top external diameter |
| Db2 |
96 mm
|
Base external diameter |
| Dc |
88.9 mm
|
Centering diameter |
| A |
34 mm
|
Overall width |
| A1 |
16 mm
|
Flange width |
| A2 |
19 mm
|
Axial position of spherical seat (from support surface) |
| A3 |
3.2 mm
|
Depth of centring recess |
| H |
161 mm
|
Overall height |
| J |
130 mm
|
Distance between attachment bolts |
| L |
96 mm
|
Overall length |
| N |
16 mm
|
Diameter of attachment bolt hole |
| RG |
1/4-28 UNF
|
Housing thread for grease fitting |
|---|---|---|
| R1 |
20.5 mm
|
Axial position of the housing thread |
| Rα |
45 °
|
Angular position of the housing thread |
| DN |
6.5 mm
|
Diameter of head sphere of grease fitting |
|---|---|---|
| SWN |
7 mm
|
Hexagonal key size for the grease fitting |
| GN |
1/4-28 SAE-LT
|
Thread of the grease fitting |
| J6 |
106 mm
|
Distance of dowel pins |
|---|---|---|
| J7 |
15 mm
|
Axial offset of dowel pins |
| N4 |
2 mm
|
Recommended diameter for dowel pins |
| Mass housing |
0.85 kg
|
| Recommended diameter for attachment bolts, mm | G |
14 mm
|
|---|---|---|
| Recommended diameter for attachment bolts, inch | G |
0.5625 in
|
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