Richards Thermocouple Cat17 Brn

Manufacturing, Engineering and Sales Since 1938

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Phone: 617.527.4385 Fax: 617.964.3746 Email: sales@asrichards.com

Metal Tubes - Nominal Pipe Threads (NPT)

! Note: Richards SP metal protection tubes are manufactured from drilled solid bar stock to maximize the wall thickness. They are excellent for high temperature, severe service applications where extra stiffness and wear resistance are critical.

SP & SPN Pointed 3/4” NPT Thread

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1” Pipe Size

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3/4” Pipe Size

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1/2” Pipe Size

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3/8” Pipe Size

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1/4” Pipe Size

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1/8” Pipe Size

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Cast Iron Uncoated

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Cast Iron Coated

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Protection tubes are typically made with a closed tip and one threaded on the cold end, but they are also available with open ends and various threading options.

Open Tube Examples:

The part number 601-YOBE-12 The part number 601-OBE-12

signifies a 1” O.D., Alloy 601, Open Both Ends, and no thread.

signifies a 1” O.D., Alloy 601, Open Both Ends, and one end threaded. The part number 601-OBE2T-12 signifies a 1” O.D., Alloy 601, Open Both Ends, and both ends threaded.

Closed Tube Examples:

The part number 601-12 The part number 601-12-NT

signifies a 1” O.D., Alloy 601, closed one end, and one end threaded. signifies a 1” O.D., Alloy 601, closed one end, and no thread.

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