172FC11678 KOYO Four-row cylindrical roller bearings
| Brand Name: |
KOYO |
| Model Number: |
172FC11678 |
| Bore Type: |
Cylindrical Bore |
| Configuration: |
Single Row |
| Enclosure: |
Snap Ring Groove with Snap Ring |
| Weight: |
0.252 kg |
| d: |
50 mm |
| D: |
80 mm |
| B: |
16 mm |
| Fillet Radius/Chamfer: |
1 mm |
Product Details
| Bore Type |
Cylindrical Bore |
| Configuration |
Single Row |
| Enclosure |
Snap Ring Groove with Snap Ring |
| Weight |
0.252 kg |
| d |
50 mm |
| D |
80 mm |
| B |
16 mm |
| Fillet Radius/Chamfer |
1 mm |
| r1 |
0.5 mm |
| Snap Ring Width |
1.7 mm |
| Snap Ring Outside Diameter |
86.6 mm |
| D1 (max) |
76.8 mm |
| a (max) |
2.5 mm |
| b (min) |
1.9 mm |
| Dynamic Load Rating |
21,800 N |
| Static Load Rating |
16,600 N |
| Limiting Speed - Grease |
8,500 rpm |
| Limiting Speed - Oil |
10,000 rpm |
| Factor fo |
15.6 |
| Radial Clearance |
0.018 to 0.036 mm |
| da (min) |
55 mm |
| Da (max) |
75 mm |
| Dx (min) |
88 mm |
| ra (max) |
1 mm |
| Cy (max) |
3.8 mm |