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.	PART NUMBER (see Tables A, B, C, and D below)
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	Recessed¹

¹Recessed 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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Marlin Manufacturing Corporation · 12800 Corporate Drive · Parma · Ohio · 44130

Phone: (216) 676-1340 or (800) 321-6648· Fax: (216) 676-1344 · Email: marlincle@marlinmfg.com

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