Needle Roller Bearing Manufacture RNA 4838 NBS

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Needle Roller Bearing Manufacture RNA 4838 NBS image

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Needle Roller Bearing Manufacture RNA 4838 NBS Dimensions

Bearing number:S7019 ACE/HCP4A
Size (mm):145x95x24
Bore Diameter (mm):145
Outer Diameter (mm):95
Width (mm):24
d:95 mm
D:145 mm
B:24 mm
d1:112.38 mm
d2:109.2 mm
D2:131 mm
r1,2 - min.:1.5 mm
r3,4 - min.:1 mm
a:40.2 mm
da - min.:102 mm
da - max.:111.7 mm
db - min.:102 mm
db - max.:108.5 mm
Da - max.:138 mm
Db - max.:139.4 mm
ra - max.:1.5 mm
rb - max.:1 mm
Basic dynamic load rating - C:41.6 kN
Basic static load rating - C0:36 kN
Fatigue load limit - Pu:1.4 kN
Limiting speed for grease lubrication:13300 r/min
Ball - Dw:12.7 mm
Ball - z:26
Calculation factor - e:0.68
Calculation factor - Y2:1.41
Calculation factor - Y0:0.76
Calculation factor - X2:0.67
Calculation factor - Y1:0.92
Preload class A - GA:380 N
Preload class B - GB:1130 N
Preload class C - GC:2270 N
Calculation factor - f:1.11
Calculation factor - f1:0.99
Calculation factor - f2A:1
Calculation factor - f2B:1.03
Calculation factor - f2C:1.06
Calculation factor - fHC:1.01
Preload class A:236 N/micron
Preload class B:354 N/micron
Preload class C:466 N/micron
r1,2 min.:1.5 mm
r3,4 min.:1 mm
da min.:102 mm
da max.:111.7 mm
db min.:102 mm
db max.:108.5 mm
Da max.:138 mm
Db max.:139.4 mm
ra max.:1.5 mm
rb max.:1 mm
Basic dynamic load rating C:41.6 kN
Basic static load rating C0:36 kN
Fatigue load limit Pu:1.4 kN
Attainable speed for grease lubrication:13300 r/min
Ball diameter Dw:12.7 mm
Number of balls z:26
Preload class A GA:380 N
Static axial stiffness, preload class A:236 N/µm
Preload class B GB:1130 N
Static axial stiffness, preload class B:354 N/µm
Preload class C GC:2270 N
Static axial stiffness, preload class C:466 N/µm
Calculation factor f:1.11
Calculation factor f1:0.99
Calculation factor f2A:1
Calculation factor f2B:1.03
Calculation factor f2C:1.06
Calculation factor fHC:1.01
Calculation factor e:0.68
Calculation factor (single, tandem) Y2:0.87
Calculation factor (single, tandem) Y0:0.38
Calculation factor (single, tandem) X2:0.41
Calculation factor (back-to-back, face-to-face) Y1:0.92
Calculation factor (back-to-back, face-to-face) Y2:1.41
Calculation factor (back-to-back, face-to-face) Y0:0.76
Calculation factor (back-to-back, face-to-face) X2:0.67
Mass bearing:1.14 kg

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Pioneer Machinery Source: Email[email protected]; Address13 Tuas Road Distributor Service Singapore 638512; Phone(Working Time)0065 82577418; Fax0065 82577552

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Needle Roller Bearing Manufacture RNA 4838 NBS Dimensions

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