Front wheel hub bearing
HARP is one of the main suppliers of bearing products for the conveyor company JSC ZAZ.
Upgraded front wheel hub bearing 6-256907AEK12L19 is applied in automobiles LANOS, SENS, Tavriya, Slavuta, VAZ-2108, VAZ-2109, VAZ-21099, VAZ-2110, VAZ-2111, VAZ-2112. Serial deliveries to the automotive plants have been carried out since 2011.
Also upgraded hub bearing 6-256907AEK12L19 is successfully applied in the manufacture of agricultural implements: disc harrows, cultivators, maintenance-free bearing unit HARP AGRO UNIT
Designation of the upgraded bearing is 6-256907АЕК12L19.
MAIN ADVANTAGES OF HARP-AUTO BEARINGS:
The bearing has significantly improved durability and efficiency that are achieved due to:
— manufacture of bearing rings from work pieces obtained by hot forging;
— application of lip type seals instead of ordinary rubber seals;
— application CHEVRON SRI GREASE NLG12 grease, as well as BERUTOX 18EP FE (L20) grease
Implementation of such improvements will increase durability of the bearing in two or more times, as well as bearings tightness, secure the bearing against moisture and dirt. The cage design provides a good distribution of grease between working surfaces of the bearing parts.
Overall dimensions |
Number of balls, pcs |
Axial clearance |
Load capacity |
Grease |
Weight |
Resource |
||||
---|---|---|---|---|---|---|---|---|---|---|
d | D | B | min | max | Динамическая | Статическая | ||||
34 | 64 | 37 | 28 | 0,04 | 0,06 | 40 000 | 27 800 | CHEVRON SRIGREASE NLGI2, 8…9,5г. | 0,462 |
Up to 600 000 km |
Difference between HARP hub bearing and analogues of other manufacturers
HARP hub bearing |
Analogues of other manufacturers |
Work pieces are hot forged |
Work pieces are made from pipe |
Application of two-lip type seal with a spring (K12). In the future construction will be changed for four-lip seal K14 |
Application of ordinary seals. |
Application of ball with diameter of 10 mm, that allows to increase load capacity with an equal number of balls. |
Application of ball with diameter of 9,525 mm. |
MORE
Web-form access denied.