L305649/L305610 Inch Taper Roller Coal Winning Machine Bearing 49.987x80.963x18.258mm
L305649/L305610 Inch Taper Roller Coal Winning Machine Bearing 49.987x80.963x18.258mm, Pioneer Machinery Source Units and Housings CAD models , COAL WINNING MACHINE BEARING Manufacturing Service . Get 28x68x18 Your Free.
| Bearing number: |
63/28NR |
| Size (mm): |
28x68x18 |
| Bore Diameter (mm): |
28 |
| Outer Diameter (mm): |
68 |
| Width (mm): |
18 |
| d: |
28 mm |
| D: |
68 mm |
| B: |
18 mm |
Product Details
| Bearing number |
63/28NR |
| Size (mm) |
28x68x18 |
| Bore Diameter (mm) |
28 |
| Outer Diameter (mm) |
68 |
| Width (mm) |
18 |
| d |
28 mm |
| D |
68 mm |
| B |
18 mm |
| C |
18 mm |
| a |
3.28 mm |
| b |
1.9 mm |
| f |
1.7 mm |
| r min. |
1.1 mm |
| r1 min. |
0.5 mm |
| D1 |
64.82 mm |
| D2 |
74.6 mm |
| Weight |
0.287 Kg |
| Basic dynamic load rating (C) |
26,8 kN |
| Basic static load rating (C0) |
14 kN |
| (Grease) Lubrication Speed |
10000 r/min |
| Bore Type |
Cylindrical Bore |
| Configuration |
Single Row |
| Enclosure |
Snap Ring Groove with Snap Ring |
| Bore Size |
28 mm |
| Outside Diameter |
68 mm |
| Width |
18 mm |
| Fillet Radius/Chamfer |
1.1 mm |
| r1 |
0.5 mm |
| Snap Ring Width |
1.7 mm |
| Snap Ring Outside Diameter |
74.6 mm |
| D1 (max) |
64.8 mm |
| a (max) |
3.3 mm |
| b (min) |
1.9 mm |
| Dynamic Load Rating |
26,800 N |
| Static Load Rating |
14,000 N |
| Limiting Speed - Grease |
11,000 rpm |
| Limiting Speed - Oil |
13,000 rpm |
| Factor fo |
12.4 |
| Radial Clearance |
0.005 to 0.020 mm |
| da (min) |
35 mm |
| Da (max) |
61 mm |
| Dx (min) |
76 mm |
| ra (max) |
1 mm |
| Cy (max) |
4.6 mm |
Company Profile
| Worktime |
7:00AM - 6:00PM |
| Phone |
0065 82577418 |
| Fax |
0065 82577552 |