- Loyal
- 678A
678A Bearing | Loyal
678A PDF download| 678A interchange NTN 678A | |
| 678A cross reference NTN 678A | |
| 678A Equivalent bearing interchange guide： | |
| Price： | enquiry |
| Model Number： | 678A |
| D | 12 mm |
| d | 8 mm |
| B | 2,5 mm |
| C | 2,5 mm |
| r min. | 0,1 mm |
| Weight | 0,75 Kg |
| da max | 9,1 mm |
| Da max. | 11,2 mm |
| ra max. | 0,1 mm |
| da min. | 8,8 mm |
| Size (mm) | 8x12x2.5 |
| Width (mm) | 2,5 |
| Bearing number | 678A |
| Bore Diameter (mm) | 8 |
| Outer Diameter (mm) | 12 |
| (Oil) Lubrication Speed | 45 000 r/min |
| (Grease) Lubrication Speed | 38 000 r/min |
| Basic dynamic load rating (C) | 0,515 kN |
| Basic static load rating (C0) | 0,252 kN |
ZK311-32 Tapered bore (with adapter) inch - ZK series
DVIS: A-R1/8
CNSORDERNO: Heavy-duty(3)
SDI: ZK311-32
SD: 2.00000000
ZK212-34 Tapered bore (with adapter) inch - ZK series
DVIS: A-1/4-28UNF
CNSORDERNO: Normal-duty(2)
SDI: ZK212-34
SD: 2 1/8
