NTN
Wälzlager 81210T2
Lager NTN 81210T2. Angebot anfordern — weltweiter Versand.
Typ Wälzlager
Abmessungen
Ø 50 × 78 × 0 mm
d50Ø Bohrung (mm)
×
D78Ø außen (mm)
×
B0Breite (mm)
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Auf Lager
Technische Daten
| Brand | NTN |
| d - Bore diameter of support washer IR - WS | 50 mm |
| D - Outside diameter of support washer OR - GS | 78 mm |
| d1 - External diameter of support washer IR - WS | 78 mm |
| D1 - Bore diameter bearing washer OR - GS | 52 mm |
| T - Thrust bearing height | 22 mm |
| Dw - Rolling element diameter | 9 mm |
| Dc1 - Roller cage bore diameter | 50 mm |
| Dc - Roller cage outer diameter | 78 mm |
| rs - Min fillet radius | 1 mm |
| Cage assembly reference | K81210T2 |
| Bearing ring (inner ring) WS | WS81210 |
| Bearing ring (outer ring) GS | GS81210 |
| Ea - Rollers reference outer diameter | 73,1 mm |
| Eb - Rollers reference inner diameter | 53,7 mm |
| Mass | 0,385 kg |
| Cage assembly mass | 0,105 kg |
| Bearing ring (inner ring) WS mass | 0,14 kg |
| Bearing ring (outer ring) GS mass | 0,14 kg |
| Ca - Dynamic axial load rating | 85000000 mN |
| C0a - Static axial load rating | 238000000 mN |
| Cua - Limit axial load rating | 29000000 mN |
| N lim - Grease lubrication limit speed | 5700 °/s |
| N lim - Oil lubrication limit speed | 22800 °/s |
| Tmin - Min operating temperature | 253,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da min - Min shoulder diameter IR | 73 mm |
| Db max - Max OR shoulder diameter | 54 mm |
| ras max - Max shaft & housing fillet radius | 1 mm |
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NTN 81210T2