NSK L1W 350280 G1=20 G2=20 Rail Products Round Profile and Square
| Place of Origin |
Check Distributor Service |
| Brand Name |
Check Distributor |
| Certification |
Original certificate |
| Model Number |
NSK L1W 350280 G1=20 G2=20 |
| Min.Order Quantity |
check bearing service company |
| Price |
Contact With Authorized agent |
| Packaging Details |
Original industrial package |
| Delivery Time |
Within 5 working days |
| Payment Terms |
paypal,UnionPay, Visa/MasterCard, Amex, Discover,T/T |
| Supply Ability |
361 |
Product Features
Check Distributor NSK L1W 350280 G1=20 G2=20 bearing Size Chart (mm/inches) |
|---|
| Bearing number | 71920 CB/P4A |
| Size (mm) | 140x100x20 |
| Bore Diameter (mm) | 140 |
| Outer Diameter (mm) | 100 |
| Width (mm) | 20 |
| d | 100 mm |
| D | 140 mm |
| B | 20 mm |
| d1 | 114.92 mm |
| d2 | 113.16 mm |
| D2 | 128.7 mm |
| r1,2 - min. | 1.1 mm |
| r3,4 - min. | 0.6 mm |
| a | 28.9 mm |
| da - min. | 106 mm |
| db - min. | 106 mm |
| Da - max. | 134 mm |
| Db - max. | 136.8 mm |
| ra - max. | 1 mm |
| rb - max. | 0.6 mm |
| dn | 116.1 mm |
| Basic dynamic load rating - C | 21.6 kN |
| Basic static load rating - C0 | 22.4 kN |
| Fatigue load limit - Pu | 0.865 kN |
| Limiting speed for grease lubrication | 12000 r/min |
| Limiting speed for oil lubrication | 19000 mm/min |
| Ball - Dw | 7.938 mm |
| Ball - z | 37 |
| Gref | 9.96 cm3 |
| Calculation factor - f0 | 10 |
| Preload class A - GA | 72 N |
| Preload class B - GB | 145 N |
| Preload class C - GC | 430 N |
| Calculation factor - f | 1.11 |
| Calculation factor - f | 1 |
| Calculation factor - f2A | 1 |
| Calculation factor - f2B | 1.02 |
| Calculation factor - f2C | 1.07 |
| Calculation factor - fHC | 1 |
| Preload class A | 60 N/micron |
| Preload class B | 79 N/micron |
| Preload class C | 125 N/micron |
| d1 | 114.92 mm |
| d2 | 113.16 mm |
| D2 | 128.7 mm |
| r1,2 min. | 1.1 mm |
| r3,4 min. | 0.6 mm |
| da min. | 106 mm |
| db min. | 106 mm |
| Da max. | 134 mm |
| Db max. | 136.8 mm |
| ra max. | 1 mm |
| rb max. | 0.6 mm |
| dn | 116.1 mm |
| Basic dynamic load rating C | 29.1 kN |
| Basic static load rating C0 | 36 kN |
| Fatigue load limit Pu | 0.865 kN |
| Attainable speed for grease lubrication | 12000 r/min |
| Attainable speed for oil-air lubrication | 19000 r/min |
| Ball diameter Dw | 7.938 mm |
| Number of balls z | 37 |
| Reference grease quantity Gref | 9.96 cm³ |
| Preload class A GA | 72 N |
| Static axial stiffness, preload class A | 60 N/µm |
| Preload class B GB | 145 N |
| Static axial stiffness, preload class B | 79 N/µm |
| Preload class C GC | 430 N |
| Static axial stiffness, preload class C | 125 N/µm |
| Calculation factor f | 1.11 |
| Calculation factor f1 | 1 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.02 |
| Calculation factor f2C | 1.07 |
| Calculation factor fHC | 1 |
| Calculation factor f0 | 10 |
| Mass bearing | 0.85 kg |