- Loyal
- 688
688 Bearing | Loyal
688 interchange KOYO 688 | |
688 cross reference KOYO 688 | |
688 Equivalent bearing interchange guide: | |
Price: | enquiry |
Model Number: | 688 |
D | 16 mm |
d | 8 mm |
B | 4 mm |
C | 4 mm |
Cu | 0.020 |
f0 | 14.0 |
Cr | 1.55 |
C0r | 0.59 |
r(min) | 0.2 |
r min. | 0,2 mm |
Weight | 0,0032 Kg |
da(min) | 9.6 |
Da max. | 14,4 mm |
ra max. | 0,2 mm |
da min. | 9,6 mm |
r1 min. | 0,2 mm |
Da(max) | 14.4 |
ra(max) | 0.2 |
Oil lub. | 50000 |
Size (mm) | 8x16x4 |
Width (mm) | 4 |
Grease lub. | 42000 |
Bearing No. | 688 |
Bearing number | 688 |
(Refer.)Mass(g) | 3.2 |
Bore Diameter (mm) | 8 |
Outer Diameter (mm) | 16 |
(Oil) Lubrication Speed | 50000 r/min |
(Grease) Lubrication Speed | 42000 r/min |
Basic static load rating (C0) | 0,71 kN |
Basic dynamic load rating (C) | 1,6 kN |
UCTH208-25J-300 with Setscrew(inch)
CNSORDERNO: Normal-duty(2)
TOGN: UCTH208-25J-300
SDI: B-1/4-28UNF
SD: 1 9/16
UCTH209-28J-300 with Setscrew(inch)
CNSORDERNO: Normal-duty(2)
TOGN: UCTH209-28J-300
SDI: B-1/4-28UNF
SD: 1 3/4
UCTH207-20J-230 with Setscrew(inch)
CNSORDERNO: Normal-duty(2)
TOGN: UCTH207-20J-230
SDI: B-1/4-28UNF
SD: 1 1/4