Home>Products>Thrust Cylindrical Roller Bearings>Category NTN WS81220 Thrust cylindrical roller bearings
Category NTN WS81220 Thrust cylindrical roller bearings
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Thrust Cylindrical Roller Bearings
NTN WS81220 Bearing SPECIFICATIONS
- NTN
WS81220
- Future Trading Est2020-07-10 09:46:19
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NTN WS81220 Category NTN WS81220 Thrust cylindrical roller bearings Product Description
NTN WS81220 bearing Size Chart (mm/inches) | |
---|---|
Bearing number | 4T-JH415647/JH415610 |
Dimensione (mm) | 75x145x51 |
Marchio | NTN |
Diametro del foro (mm) | 75 |
Diametro esterno (mm) | 145 |
Larghezza (mm) | 51 |
d | 75 mm |
D | 145 mm |
T | 51 mm |
B | 51 mm |
C | 42 mm |
ra1 max. | 2,5 mm |
a | 14,1 mm |
Da | 129 mm |
db | 89 mm |
ra max. | 3 mm |
da | 94 mm |
Db | 139 mm |
Peso | 3,81 Kg |
Carico dinamico di base (C) | 287 kN |
Carico statico di base (C0) | 410 kN |
(Grease) Velocità di lubrificazione | 2 500 r/min |
(Olio) Velocità di lubrificazione | 3 400 r/min |
Fattore di calcolo (e) | 0,36 |
Fattore di calcolo (Y0) | 0,91 |
d1 | 111.5 mm |
e | 0.36 |
Y2 | 1.66 |
Y0 | 0.91 |
massa | 3.81 kg |
Carico dinamico, C | 287 kN |
Coefficiente di vita nominale, A2 | 1.4 |
Carico statico, C0 | 410 kN |
Carico limite di fatica, Cu | 48.4 kN |
Nlim (olio) | 3,400 rpm |
Nlim (grasso) | 2,500 rpm |
Temperatura minima di esercizio, Tmin | -40 °C |
Temperatura massima di esercizio, Tmax | 120 °C |
Frequenza caratteristica della gabbia, FTF | 0.43 Hz |
Frequenza caratteristica del corpo volvente, BSF | 6.39 Hz |
Caratteristica frequenza dell'anello esterno, BPF0 | 7.24 Hz |
Frequenza caratteristica dell'anello interno, BPFI | 9.76 Hz |
ra max | 3 mm |
r1a max | 2.5 mm |
NTN WS81220 INTERCHANGE
Thrust Cylindrical Roller Bearings Part series WS81220 is a potential replacement for these common bearing part numbers:
WS81220
WS81220
WS81220
WS81220
WS81220
WS81220
WS81220
WS81220
Contact Us
- Future Trading Est
- AddressJubail Industrial ,Kingdom of Saudi Arabia
- Phone(Working Time)+966 014 5536000
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