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NSK FWF-404527 needle roller bearings - Industrial Bearing

  NSK FWF-404527 needle roller bearings

NSK FWF-404527 needle roller bearings pdf

Request A Quote For 100x70x16 Size (mm) 70 Outer Diameter (mm) Your Special NSK FWF-404527 needle roller bearings Needs Today! Free Quotes. ISO 9001 certified.

Size (mm) 100x70x16
Bore Diameter (mm) 100
Outer Diameter (mm) 70
Width (mm) 16
d 70 mm
D 100 mm
B 16 mm
d1 79.3 mm
d2 76.8 mm
D1 90.52 mm
b 2 mm
C1 8.6 mm
C2 2.8 mm
C3 2.8 mm
r1,2 – min. 1 mm
r3,4 – min. 0.3 mm
a 29.1 mm
da – min. 74.6 mm
db – min. 72 mm
Da – max. 95.4 mm
Db – max. 98 mm
ra – max. 1 mm
rb – max. 0.3 mm
dn 81.5 mm
Basic dynamic load rating – C 20.8 kN
Basic static load rating – C0 15.3 kN
Fatigue load limit – Pu 0.655 kN
Limiting speed for grease lubrication 16500 r/min
Limiting speed for oil lubrication 26000 mm/min
Ball – Dw 9.525 mm
Ball – z 22
Gref 4.3 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 190 N
Preload class B – GB 570 N
Preload class C – GC 1130 N
Calculation factor – f 1.14
Calculation factor – f1 0.99
Calculation factor – f2A 1
Calculation factor – f2B 1.04
Calculation factor – f2C 1.07
Calculation factor – fHC 1
Preload class A 131 N/micron
Preload class B 197 N/micron
Preload class C 258 N/micron
r1,2 min. 1 mm
r3,4 min. 0.3 mm
da min. 74.6 mm
db min. 72 mm
Da max. 95.4 mm
Db max. 98 mm
ra max. 1 mm
rb max. 0.3 mm
Basic dynamic load rating C 20.8 kN
Basic static load rating C0 15.3 kN
Fatigue load limit Pu 0.655 kN
Attainable speed for grease lubrication 16500 r/min
Attainable speed for oil-air lubrication 26000 r/min
Ball diameter Dw 9.525 mm
Number of balls z 22
Reference grease quantity Gref 4.3 cm³
Preload class A GA 190 N
Static axial stiffness, preload class A 131 N/µm
Preload class B GB 570 N
Static axial stiffness, preload class B 197 N/µm
Preload class C GC 1130 N
Static axial stiffness, preload class C 258 N/µm
Calculation factor f 1.14
Calculation factor f1 0.99
Calculation factor f2A 1
Calculation factor f2B 1.04
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 0.32 kg

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