CategoriaRolamento de esferas de contato angular de duas carreiras
Peso e dimensões
Interno (d) mm
20
Externo (D) mm
52
Largura (B) mm
22,2
Interno (d) polegadas
0.7874
Externo (D) polegadas
2.0472
Largura (B) polegadas
0.874
Peso (kg)
0.22
Características do produto
Furo
C - furo cilíndrico
Vedação
2RH - vedação de borracha de alta velocidade e baixo atrito em ambos os lados
Tipo de gaiola
P - gaiola de poliamida moldada
Modificação externa
Sem modificação externa
Folga radial interna
Folga radial interna normal - Cn
Precisão
Precisão standard
Lubrificação
Lubrificação standard
Estabilização térmica
Sem estabilização térmica - temperaturaa até 120 °C
Anel interno / externo bipartido
Standard
Dados da Schaeffler (medias)
Largura (b) mm
22,2
Fator de carga radial estática C0r (N)
15900
Fator de carga radial dinâmica Cr (N)
24600
Fator de carga estática básica, radial (C 0r)
"15900.0000"
Velocidade limite (n G)
11000
Número ECLASS
23-05-08-03
Número ECLASS2
23-05-08-03
Descrição do Medias
Angular contact ball bearings 33..-BD-2HRS, main dimensions to DIN 628-3, double row, lip seals on both sides, contact angle a = 30°
Descrição do sufixo
BDModified Internal Construction, Contact Angle α=30°, Without Filling Slot
XLX-Life
2HRSLip Seals On Both Sides Made From Nitrile Butadiene Rubber, These Designs Are Lubricated For Life Using A High Quality Grease And Are Suitable For Moderate Speeds. The Frictional Torque And Heat Generation Are Lower Than With The Previous RSR Seal
TVHMoulded Polyamide Cage Snap-Type, Rolling Element Riding
The 3304-BD-XL-2HRS-TVH FAG is a double row angular contact ball bearing with solid inner- and outer rings. The design of this bearing type resembles two single row angular contact ball bearings in O-arrangement but is slightly narrower. Also, the contact angle and the design of the bearing rings are different. double row angular contact ball bearings can support high radial forces and axial forces in both directions. The greater the contact angle, the greater the axial load capacity of the bearing.
The 3304-BD-XL-2HRS-TVH FAG is an X-life bearing. X-life bearings with their special internal construction provide greater performance than normal angular contact ball bearings. Contact surfaces, steel grade and rolling bodies are of a higher quality. X-life bearings combine a higher load capacity with a longer service life. The bearings generate less heat and higher speeds are possible. Finally, X-life bearings have a longer maintenance interval than normal angular contact ball bearings.
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