Axial angular contact ball bearing INA
INA

Axial angular contact ball bearing

Axial angular contact ball bearing

Code: ZKLN2557-2RS-PE
Type Angular contact ball bearings
Dimensions Ø 25 × 57 × 28 mm
d25Bore Ø (mm)
×
D57Outer Ø (mm)
×
B28Width (mm)
All bearings 25×57×28 mm Compare all brands with this size
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Technical specifications

Diametro del foro0,984 in
Diamentro del foro, tolleranza superiore0 in
Tolleranza inferiore del diametro del foro0 in
Diametro esterno2,244 in
Diametro esterno, tolleranza superiore0 in
Tolleranza inferiore del diametro esterno-0,001 in
Larghezza1,102 in
Tolleranza massima di larghezza0 in
Larghezza, tolleranza inferiore-0,01 in
Coefficiente di carico dinamico, assiale6.182,554 lbf
Coefficiente di carico statico, assiale12.365,108 lbf
Carico limite a fatica, assiale562,05 lbf
Numero di giri limite per lubrificazione a grasso5.700 1/min
Velocità di rotazione termicamente ammissibile2.600 1/min
Momento d'attrito del cuscinetto0,295 ft-lbs
text.product.weight0,78 lbs
Diametro massimo alloggiamento1,89 in
Diamentro minimo dell'albero1,26 in
Diametro bordo anello interno1,594 in
Dimensione minima dello smusso0,024 in
Angolo di contatto60 °
Température de fonctionnement min.-22 °F
Temperatura d’esercizio max.248 °F
Rigidezza assiale750 N/µm
Rigidezza di ribaltamento200 Nm/mrad
Momento d'inerzia0,486 kg*cm2
Precisione di rotolamento assiale0,0002 in
Ghiera di precisione INA raccomandata per il fissaggio radialeZM25
Ghiera di precisione raccomandata da INA per il bloccaggio assialeAM25
Coppia di serraggio raccomandata per le ghiere di precisione INA18,437 ft-lbs
Forza assiale richiesta alla ghiera2.051,034 lbf

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INA ZKLN2557-2RS-PE