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LFST Series<br />
BALL BEARING HOUSED UNITS<br />
BALL BEARING HOUSED UNITS • PRESSED-STEEL FLANGED UNITS • LFST<br />
LFST SERIES<br />
• This unit is zinc-plated, pressed-steel and<br />
flush-mounted.<br />
• This unit simplifies bearing flange-unit installations.<br />
• The conductive rubber interliner reduces<br />
noise and vibration. This allows for alignment N N<br />
2 BOLT<br />
while the pressed-steel flange assures rigid 2 BOLT<br />
HOLES HOLES<br />
bearing support.<br />
• The bolt-hole spacing permits interchangeability<br />
with competitive mountings.<br />
• The unit offers compact, economical, corrosionresistant<br />
housing and balanced design.<br />
• The unit features <strong>Timken</strong> RAL light-series ball<br />
bearings. The RAL provides precision in an<br />
extended inner-ring bearing with superior<br />
shroud seal protection and self-locking collar.<br />
• The bearings are prelubricated.<br />
Suggested shaft tolerances:<br />
nominal to -0.013 mm, -0.0005 in.<br />
To order, specify UNIT and SHAFT DIAMETER.<br />
Example: LFST 1 in.<br />
H<br />
J<br />
H<br />
J<br />
L 1 d 1 L 1 d 1<br />
E<br />
A<br />
E<br />
M<br />
BEARING DATA<br />
Unit <strong>Bearing</strong> No. Dimensions and Load Ratings<br />
LFST RAL-NPP Page A-55<br />
A 1<br />
A<br />
L<br />
A 1<br />
M<br />
L<br />
Unit<br />
Shaft<br />
Dia. H J L L 1 E N A A 1 d 1 M<br />
in.<br />
mm<br />
in.<br />
mm<br />
in.<br />
mm<br />
in.<br />
mm<br />
in.<br />
mm<br />
in.<br />
mm<br />
in.<br />
mm<br />
in.<br />
mm<br />
in.<br />
mm<br />
in.<br />
mm<br />
in.<br />
<strong>Bearing</strong><br />
No.<br />
Collar<br />
No.<br />
Housing Radial<br />
Load Rating (1)<br />
N<br />
lbs.<br />
LFST 1⁄2<br />
114.3 92.1 57.2 55.6 31 9.5 23 1.52 25.4 29.4<br />
RAL008NPP LS008K<br />
LFST 5⁄8<br />
4 1 ⁄2 3 5 ⁄8 2 1 ⁄4 2 3 ⁄16 1 7 ⁄32 3⁄8 29⁄32 0.06 1 1 5 ⁄32<br />
RAL010NPP LS010K<br />
880<br />
200<br />
LFST 3⁄4<br />
114.3<br />
4 1 ⁄2<br />
92.1<br />
3 5 ⁄8<br />
57.2<br />
2 1 ⁄4<br />
55.6<br />
2 3 ⁄16<br />
31<br />
1 7 ⁄32<br />
9.5<br />
3⁄8<br />
23<br />
29⁄32<br />
1.52<br />
0.06<br />
29.8<br />
1 11 ⁄64<br />
34.9<br />
1 3 ⁄8<br />
RAL012NPP<br />
LS012K<br />
1120<br />
250<br />
LFST 15⁄16<br />
114.3 92.1 57.2 55.6 31 9.5 23 1.52 36.1 39.7<br />
RAL015NPP LS015K<br />
LFST 1<br />
4 1 ⁄2 3 5 ⁄8 2 1 ⁄4 2 3 ⁄16 1 7 ⁄32 3⁄8 29⁄32 0.06 1 27 ⁄64 1 9 ⁄16<br />
RAL100NPP LS100K<br />
1340<br />
300<br />
(1)<br />
Housing thrust rating is 1 ⁄3 of housing radial load rating. Maximum suggested speed is 2400 RPM.<br />
TIMKEN ® HOUSED UNIT CATALOG • Download 3D Models and 2D Drawings at cad.timken.com A-119
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