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TIMEKN-399LA-394-Tapered-Roller-Bearings-TS-(Tapered-Single)-Imperial

Home TIMKEN BEARING TIMEKN-399LA-394-Tapered-Roller-Bearings-TS-(Tapered-Single)-Imperial

TIMEKN-399LA-394-Tapered-Roller-Bearings-TS-(Tapered-Single)-Imperial

This is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft.

TIMKEN BEARING

Description

TIMKEN-399LA-394 specification parameter：

Series

 395

Cone Part Number

 399AS

Cup Part Number

 394

Design Units

 Imperial

Bearing Weight

 0.8 Kg1.7 lb

Cage Type

 Stamped Steel

Dimensions

d – Bore

 68.263 mm2.6875 in

D – Cup Outer Diameter

 110 mm4.3307 in

B – Cone Width

 21.996 mm0.8660 in

C – Cup Width

 21.999 mm0.8661 in

T – Bearing Width

 21.999 mm0.8661 in

Abutment and Fillet Dimensions

R – Cone Backface “To Clear” Radius1 5.080 mm0.2 in
r – Cup Backface “To Clear” Radius2 0.76 mm0.03 in

da – Cone Frontface Backing Diameter

 73.91 mm3.54 in

db – Cone Backface Backing Diameter

 83.06 mm3.27 in

Da – Cup Frontface Backing Diameter

 106.90 mm4.21 in

Db – Cup Backface Backing Diameter

 101.09 mm3.98 in

Ab – Cage-Cone Frontface Clearance

 2.8 mm0.11 in

Aa – Cage-Cone Backface Clearance

 1.3 mm0.05 in
a – Effective Center Location3 -0.8 mm-0.03 in

Basic Load Ratings

C90 – Dynamic Radial Rating (90 million revolutions)4 5760 lbf25600 N
C1 – Dynamic Radial Rating (1 million revolutions)5 22200 lbf98900 N

C0 – Static Radial Rating

 28100 lbf125000 N
Ca90 – Dynamic Thrust Rating (90 million revolutions)6 3970 lbf17600 N

Factors

K – Factor7 1.45
e – ISO Factor8 0.4
Y – ISO Factor9 1.49

G1 – Heat Generation Factor (Roller-Raceway)

 56

G2 – Heat Generation Factor (Rib-Roller End)

 21.4
Cg – Geometry Factor10 0.0984

As a professional bearing exporter and TIMKEN distributor, WS Bearing stocks thousands kindsof Tapered-Roller-Bearings for sale，We can export to Singapore–Viet Nam–Malaysia–Indonesia etc. If you have problems about selecting proper bearings for your special applications, please contact us right now

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