Manufacturer : SKF
Description
Technical specification
| Compliance with standard |
ISO
|
|---|---|
| Purpose specific |
For material handling applications
|
| Housing material |
Cast iron
|
| Sealing solution |
Standard seals with additional flingers
|
DIMENSIONS
| d |
20 mm
|
|
|---|---|---|
| d1 |
≈ 28.2 mm
|
|
| A |
29.5 mm
|
|
| A1 |
11 mm
|
|
| A3 |
3.2 mm
|
|
| A5 |
20.5 mm
|
|
| B |
31 mm
|
|
| B4 |
4.5 mm
|
|
| Db1 |
58 mm
|
|
| Db2 |
60.5 mm
|
|
| Dc |
50.8 mm
|
|
| H |
112 mm
|
|
| J |
90 mm
|
|
| L |
60.5 mm
|
|
| N |
11.5 mm
|
|
| s1 |
18.3 mm
|
|
| T |
37.3 mm
|
| RG |
1/4-28 UNF
|
|
|---|---|---|
| R1 |
20 mm
|
|
| Rα |
45 °
|
| DN |
6.5 mm
|
|
|---|---|---|
| SWN |
7 mm
|
|
| GN |
1/4-28 SAE-LT
|
| J6 |
74 mm
|
|
|---|---|---|
| J7 |
11.5 mm
|
|
| N4 |
2 mm
|
CALCULATION DATA
| Basic dynamic load rating | C |
12.7 kN
|
|---|---|---|
| Basic static load rating | C0 |
6.55 kN
|
| Fatigue load limit | Pu |
0.28 kN
|
| Limiting speed |
8 500 r/min
|
|
|
with shaft tolerance h6
|
MASS
| Mass bearing unit |
0.43 kg
|
|---|
MOUNTING INFORMATION
| Set screw | G2 |
M6x0.75
|
|---|---|---|
| Hexagonal key size for set screw | N |
3 mm
|
| Recommended tightening torque for set screw |
4 N·m
|
|
| Recommended diameter for attachment bolts, mm | G |
10 mm
|
| Recommended diameter for attachment bolts, inch | G |
0.375 in
|