Ferrotec’s Inch-based Feedthrough Model Numbers

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Feedthrough Model Numbers

SS-250-S-L-A-E-WP (inch-based)

SS Shaft type

250 Shaft Diameter

S Bearing

L Ferrofluid

A Mounting Type

E Mounting Size

WP Features

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

Features

S
Sleeve
W
Water cooled
C
Shaft clamp
U#
Number of union services
P
Pulley

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

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

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