Ferrotec's Inch-based Feedthrough Model Numbers

SS – 250 – S L A E WP (Inch-based)
Shaft – Shaft Diameter – Bearing Ferrofluid Mounting Type Mount Sizing Features  

Note: Although codes exist for many options, not all combinations of options are available.

Mounting Type

A
Nose (threaded)
B
Nut mount (threaded body)
C
ConFlat flange
F
Ferroflange
E
Custom
O
ISO flange
K
KF flange
X
Cartridge seal

Shaft type

SS
Solid Shaft
HS
Hollow Shaft
CM
Compliant Mount
RU
Rotary Union
CX
co-axial
TX
tri-axial
HD
heavy duty
MS
module seal
MSS
sleeved module seal
SM
sealed motor

Shaft diameter

188
0.1875 inch diameter shaft
250
0.250 inch diameter shaft
375
0.375 inch diameter shaft
1000
1.000 inch diameter shaft

Features

S
sleeve
W
water cooled
C
shaft clamp
I
electrical isolation
U#
number of union services
P
pulley
KF flange
cartridge seal

Bearing configuration

S
simply supported
C
cantilevered

Ferrofluid

F
fluorocarbon based (reactive gasses)
L
standard hydrocarbon

Mount Sizing

  Thread size ConFlat Flange Size ISO Flange Size Ferro Flange Size KF Flange
A 0.3125-24 1.33 63 6.0 16
B 0.4375-20 2.75 100 7.0 25
C 0.50-20 4.5 160 8.0 40
D 0.75-16 6.0 200 9.0 50
E 1.0-14 8.0 250 10.0  
F 1.5-24 10.0 320 5.0HD  
G     500 6.0HD  
H       7.0HD  
S
Special