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Double-row self-aligning ball bearings

1319SK - NTN

1319SK

Self-aligning ball bearing with ball protrusion, pressed steel cage, tapered bore, open

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter95 mm
D - External diameter200 mm
B - Bearing/Inner ring width45 mm
B1 - overall width49 mm
rs - Min fillet radius3 mm
Associated sleeve referenceH319X
Radial clearance classCN
Precision classP0
Mass6,79 kg
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PRODUCT PERFORMANCE
C - Dynamic load129 kN
C0 - Static load51 kN
Cu - Fatigue limit load1,4 kN
e - Coefficient0.23
Y0 - Static axial load coefficient2.9
Y1 - Lower axial load coefficient2.8
Y2 - Upper axial load coefficient4.3
N lim - Oil lubrication limit speed3600 tr/min
N lim - Grease lubrication limit speed3000 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR108 mm
da max - Max shoulder diameter IR123 mm
db - Min diameter for Sleeve102 mm
Ce - Min length fro Sleeve7 mm
Da max - Max shoulder diameter OR187 mm
ra max - Max shaft & housing fillet radius2,5 mm
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