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4T-LM12749 - NTN

4T-LM12749

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 diameter21,986 mm
B - Bearing/Inner ring width16,637 mm
d1 - External diameter inner ring34 mm
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PRODUCT PERFORMANCE
C - Dynamic load33 kN
C0 - Static load34 kN
A2 - Rating life coefficient1
e - Coefficient0.31
Y0 - Static axial load coefficient1.08
Y2 - Upper axial load coefficient1.96
ABUTMENT
da max - Max shoulder diameter IR26 mm
db min - Min IR shoulder diameter27,5 mm
ra max - Max fillet radius1,3 mm
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