INDUSTRIAL THERMOCOUPLES
Alumina and Mullite Insulators
Example:
2-60-187-3-24"-X
TWO HOLE, Mullite 60 Insulator
3/16 O.D. with Collar
24" long with plain Junction end
INSULATOR TYPE
PART NUMBER
(see Tables A, B, C, and D below)
MATERIAL
SIZE O.D.
Mullite 60
1/8
A
-60-125-
B
-
C
-X
3/16
A
-60-187-
B
-
C
-
D
1/4
A
-60-250-
B
-
C
-
D
Alumina 997
1/8
A
-97-125-
B
-
C
-X
3/16
A
-97-187-
B
-
C
-
D
1/4
A
-97-250-
B
-
C
-
D
Alumina 998
1/8
A
-98-125-
B
-
C
-X
3/16
A
-98-187-
B
-
C
-
D
1/4
A
-98-250-
B
-
C
-
D
Tolerances: Diameter +/-3%; Length +/-0.062"; Camber +/-0.062" Max. Per Ft.
For material specifications see general data section.
TABLE A
HOLE TYPE
INSULATOR
Code
Description
Hole Size
O.D.
O.D. Code
1
ONE
0.062"
1/8"
125
0.093"
3/16"
187
0.125"
1/4"
250
2
TWO
0.031"
1/8"
125
0.040"
3/16"
187
0.062"
1/4"
250
4
FOUR
0.020"
1/8"
125
0.040"
3/16"
187
0.062"
1/4"
250
TABLE B - TERMINATION END OPTIONS
Order Code
Description
1
Plain End
3
With Collar
TABLE C - INSULATOR LENGTH
Available from 12" to 48" in 1" increments for longer lengths,
Please consult the Factory
.
TABLE D - JUNCTION END OPTIONS
Order Code
Description
X
Plain End
U
Recessed
1
1
Recessed available in 3/16 and 1/4 OD only.
For more information regarding Alumina and Mullite Insulators
Please consult your Marlin Catalog, Page C-73.
If you do not have a Marlin Catalog -
Click Here!
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