- Loyal
 - 638-RZ
 
638-RZ Bearing | Loyal
| 638-RZ interchange SKF 638-RZ | |
| 638-RZ cross reference SKF 638-RZ | |
| 638-RZ Equivalent bearing interchange guide: | |
| Price: | enquiry | 
| Model Number: | 638-RZ | 
| D | 28 mm | 
| d | 8 mm | 
| B | 6 mm | 
| C | 6 mm | 
| d1 | 14,8 mm | 
| D1 | 22,6 mm | 
| D2 | 0,3 mm | 
| d2 | – mm | 
| Weight | 0,03 Kg | 
| Da max. | 25,6 mm | 
| da min. | 14,7 mm | 
| ra max. | 0,3 mm | 
| r2 min. | 10,4 mm | 
| r1 min. | 10,4 mm | 
| Size (mm) | 8x28x6 | 
| Width (mm) | 6 | 
| Mass bearing | 0.03 kg | 
| Limiting speed | 30000 r/min | 
| Bearing number | 638-RZ | 
| Reference speed | 60000 r/min | 
| da min. | 10.4 mm | 
| da max. | 14.7 mm | 
| ra max. | 0.3 mm | 
| Bore Diameter (mm) | 8 | 
| Da max. | 25.6 mm | 
| Outer Diameter (mm) | 28 | 
| r1,2 min. | 0.3 mm | 
| D2 ≈ | 22.6 mm | 
| d1 ≈ | 14.8 mm | 
| Calculation factor (f0) | 12 | 
| Fatigue load limit (Pu) | 0,024 | 
| Basic dynamic load rating C | 1.33 kN | 
| Basic static load rating (C0) | 0,57 kN | 
| Basic dynamic load rating (C) | 1,33 kN | 
| Fatigue load limit Pu | 0.024 kN | 
| Calculation factor kr | 0.03 | 
| Calculation factor f0 | 12 | 
| Basic static load rating C0 | 0.57 kN | 
UCTH206-20J-150 with Setscrew(inch)
CNSORDERNO: Normal-duty(2)
TOGN: UCTH206-20J-150
SDI: B-1/4-28UNF
SD: 1 1/4
ZK311-32 Tapered bore (with adapter) inch - ZK series
DVIS: A-R1/8
CNSORDERNO: Heavy-duty(3)
SDI: ZK311-32
SD: 2.00000000
UCTH209-27J-300 with Setscrew(inch)
CNSORDERNO: Normal-duty(2)
TOGN: UCTH209-27J-300
SDI: B-1/4-28UNF
SD: 1 11/16
UCTH206-18J-150 with Setscrew(inch)
CNSORDERNO: Normal-duty(2)
TOGN: UCTH206-18J-150
SDI: B-1/4-28UNF
SD: 1 1/8


 
 
 
 
 
 
 
638-RZ PDF download