Ball Bearings Catalog - Timken

TTU INDUSTRIAL SERIES
• Used where shaft adjustment and belt-tightening devices are
required (e.g., in conveyor belt applications).
• Incorporates self-aligning, B-Type, extra wide inner ring ball
bearings with self-locking collars.
• Uses a G-KPPB4 (Tri-Ply) type wide inner ring bearing.
• Provides compact, efficient supports for adjustable shafts and
conveyor take-up pulleys.
• Units are factory prelubricated. A grease fitting is provided for
relubrication if required.
• Contact your Timken representative to discuss highly corrosive
applications (e.g., food processing, chemical exposure) where
Timken thin dense chrome coated bearings can be utilized.
TO ORDER, SPECIFY UNIT AND SHAFT DIAMETER. Example: TTU 3 /4’’. POPULAR SIZES ARE IN BOLD.
Housed Units
Suggested shaft tolerances: 2”- 2 Unit
BEARING DATA
Bearing Number Dimensions and Load Ratings
TTU G-KPPB4 Page D65
3 /16”, nominal to -.025 mm, -.0010”. 1
Unit Shaft G L S1 d1 A2 A1 A L1 H2 N N2 L2 N1 P L3 H1 H Bearing Housing
Dia. (max.) ±.005” ± .010” ref. min. ref. ref. ref. Number Number
mm mm mm mm mm mm mm mm mm mm mm mm mm mm mm mm mm mm
in. in. in. in. in. in. in. in. in. in. in. in. in. in. in. in. in. in.
TTU 2 G1200KPPB4
TTU 2 1 /16 79 190.5 43.6 75.7 55.6 27 69.8 119.9 101.6 63.5 34.7 19 31.8 69.1 101.6 129.4 149.2 G1201KPPB4 T-18830
TTU 2 1 /8 3.109 7 1 /2 1.716 2.980 2 3 /16 1 1 /16 2 3 /4 4 23 /32 4 2 1 /2 1.365 3 /4 1 1 /4 2 23 /32 4 5 3 /32 5 7 /8 G1202KPPB4
TTU 2 3 /16 G1203KPPB4
TTU 55 GE55KPPB4
H2 N
N2
L2
N1
L1
L3
L
P
H1 H
A1
A2
S1
TIMKEN PRODUCTS CATALOG D135
G
A
d 1
•
AD
A