Richards Thermocouple Cat17 Brn

Manufacturing, Engineering and Sales Since 1938

PC

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Ceramic Protection Tubes, Alumina, Mullite, and Zirconia

Inches

Millimeters

Tolerances

Alumina

Mullite

Zirconia

O.D. and Length

O.D.

I.D.

O.D.

I.D.

Fitting, Steel

*

Fitting

3

AP08F-* AP11F-* AP12F-* AP16F-* AP18F-*

P08F-* P11F-* P12F-* P16F-* P18F-*

ZP08F-* ZP11F-* ZP12F-* ZP16F-*

O.D. ± 5%

1/2 11/16 3/4 1 1 1/8

3/8 7/16

12.7 17.5 19.1 25.4 28.6

9.5 11.1 12.7 19.1 22.2

3/4” NPT x 1/2” NPT 3/4” NPT x 1/2” NPT 3/4” NPT x 1/2” NPT 1” NPT x 3/4” NPT 1 1/4” NPT x 1” NPT

1/2 3/4 7/8

or .025” Length ± .062”

For a Fitting made of 316 Stainless Steel add SS16 to part number. Example: P11FSS16-12.

Hex Fitting

*

Hex Fitting

2”

4

AP03HX-* AP04HX-* AP06HX-* AP08HX-* AP11HX-*

P03HX-* P04HX-* P06HX-* P08HX-* P11HX-*

O.D. ± 5%

3/16 1/4 3/8 1/2 11/16

1/8 5/32 1/4 3/8 7/16

4.8 6.4 9.5

3.2 4.0 6.4 9.5 11.1

1/8” NPT x 1/8” NPT x 2” 1/4” NPT x 1/4” NPT x 2.25” 1/2” NPT x 1/2” NPT x 2” 1/2” NPT x 1/2” NPT x 2” 1/2” NPT x 1/2” NPT x 2”

ZP04HX-* ZP06HX-* ZP08HX-* ZP11HX-*

or .025” Length ± .062”

12.7 17.5

Nipple, Steel

*

NPT Length

5

AP04N-* AP06N-* AP08N-* AP11N-* AP12N-* AP16N-* AP18N-*

P04N-* P06N-* P08N-* P11N-* P12N-* P16N-* P18N-*

ZP04N-* ZP06N-* ZP08N-* ZP11N-* ZP12N-* ZP16N-*

O.D. ± 5% or .025”

1/4 3/8 1/2 11/16 3/4 1 1 1/8

5/32 1/4 3/8 7/16

6.4 9.5

4.0 6.4 9.5

1/4” x 1/4” 3/8” x 3/8” 1/2” x 1/2” 3/4” x 3/4” 3/4” x 3/4” 1” x 1” 1 1/4” x 1 1/4”

1” 1 1/2” 2” 2 1/2” 2 1/2”

12.7 17.5 19.1 25.4 28.6

11.1 12.7 19.1 22.2

Length ± .062”

1/2 3/4 7/8

3” 3”

Nipple, Alloy

*

Z

AP04N9-* AP06N9-* AP08N9-* AP11N9-* AP12N9-* AP16N9-* AP18N9-*

P04N9-* P06N9-* P08N9-* P11N9-* P12N9-* P16N9-* P18N9-*

ZP04N9-* ZP06N9-* ZP08N9-* ZP11N9-* ZP12N9-* ZP16N9-*

O.D. ± 5% or .025”

1/4 3/8 1/2 11/16 3/4 1 1 1/8

5/32 1/4 3/8 7/16

6.4 9.5

4.0 6.4 9.5

1/4” NPT 3/8” NPT 1/2” NPT 3/4” NPT 3/4” NPT 1” NPT 1 1/4” NPT

IF no “Z” Length then “Z” = 6” Standard

12.7 17.5 19.1 25.4 28.6

6

11.1 12.7 19.1 22.2

Length ± .062”

1/2 3/4 7/8

These are composed of a ceramic tubes with a nipple of specified length “ Z ” . If the length is not specified then it is the standard length of 6 inches (152.4 mm). The number “ 9 ” signifies # 9 Alloy which is standard. Other alloy codes can be used (see codes on page 93) Example: The part number AP11N9-4-24 signifies A 24 gauge, 11/16” OD Mullite tube, 24” long, AND a #9 alloy nipple 4” long. Other combinations can be specified depending on your application.

* Add the required length in the part number. Multiples of 6” (152.4 mm) starting at 12” (304.8) are considered stocked.

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