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4T-25578 - NTN

4T-25578

Mounted cone, pressed steel cage

The single row tapered roller bearing is available in metric dimensions (ISO 355 and JIS B 1512 standards) and in inches (ABMA standard, metric series including J). The single row in tapered roller bearing range, is the most widely used and is generally mounted in opposition.

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter42,862 mm
B - Bearing/Inner ring width25,4 mm
d1 - External diameter inner ring63 mm
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PRODUCT PERFORMANCE
C - Dynamic load84,5 kN
C0 - Static load98 kN
A2 - Rating life coefficient1
e - Coefficient0.33
Y0 - Static axial load coefficient0.99
Y2 - Upper axial load coefficient1.79
ABUTMENT
da max - Max shoulder diameter IR49,5 mm
db min - Min IR shoulder diameter53 mm
ra max - Max fillet radius2,3 mm
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