1303S top 5 original Ball Bearing NTN NSK

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1303S top 5 original Ball Bearing NTN NSK Product Features

Bearing number:71918 ACB/P4A
Size (mm):125x90x18
Bore Diameter (mm):125
Outer Diameter (mm):90
Width (mm):18
d:90 mm
D:125 mm
B:18 mm
d1:103 mm
d2:101.4 mm
D2:115 mm
r1,2 - min.:1.1 mm
r3,4 - min.:0.6 mm
a:39 mm
da - min.:96 mm
db - min.:96 mm
Da - max.:119 mm
Db - max.:121.8 mm
ra - max.:1 mm
rb - max.:0.6 mm
dn:103.9 mm
Basic dynamic load rating - C:16.8 kN
Basic static load rating - C0:16.6 kN
Fatigue load limit - Pu:0.68 kN
Limiting speed for grease lubrication:12000 r/min
Limiting speed for oil lubrication:19000 mm/min
Ball - Dw:7.144 mm
Ball - z:36
Gref:7.37 cm3
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:100 N
Preload class B - GB:200 N
Preload class C - GC:600 N
Calculation factor - f:1.12
Calculation factor - f1:0.99
Calculation factor - f2A:1
Calculation factor - f2B:1.02
Calculation factor - f2C:1.07
Calculation factor - fHC:1
Preload class A:139 N/micron
Preload class B:178 N/micron
Preload class C:270 N/micron
r1,2 min.:1.1 mm
r3,4 min.:0.6 mm
da min.:96 mm
db min.:96 mm
Da max.:119 mm
Db max.:121.8 mm
ra max.:1 mm
rb max.:0.6 mm
Basic dynamic load rating C:22.5 kN
Basic static load rating C0:26.5 kN
Fatigue load limit Pu:0.68 kN
Attainable speed for grease lubrication:12000 r/min
Attainable speed for oil-air lubrication:19000 r/min
Ball diameter Dw:7.144 mm
Number of balls z:36
Reference grease quantity Gref:7.37 cm³
Preload class A GA:100 N
Static axial stiffness, preload class A:139 N/µm
Preload class B GB:200 N
Static axial stiffness, preload class B:178 N/µm
Preload class C GC:600 N
Static axial stiffness, preload class C:270 N/µm
Calculation factor f:1.12
Calculation factor f1:0.99
Calculation factor f2A:1
Calculation factor f2B:1.02
Calculation factor f2C:1.07
Calculation factor fHC:1
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:0.59 kg

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Bearing Distributors Inc: Emailiris@bearing-distributors.com; Address1589 Tampines Industrial Distributor Avenue 5 Singapore 528759; Phone(Working Time)0065-31591338; Fax0065-31591338

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1303S top 5 original Ball Bearing NTN NSK Product Features

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