Deacon 402-XT Rubber Compound

What is the Deacon 402-XT Rubber Compound?

Deacon 402-XT is a one-part heat curing rubber semi-solid extrusion impregnated with steel and aramid fibers. Cures in service at temperatures above 150ºF (65ºC). Prior to heat exposure, a positive seal is achieved upon compression. Applications: Clamps, Enclosures, Flanges, Bad Blows, etc. Perfect for boiler feed water, condensate, steam, and acids.

What are the benefits of the 402-XT Rubber Compound?

• Expands with heat
• Cures to tough rubber consistency
• Minimal out-gassing
• No carrier extrusion

What are the specifications of the 402-XT Rubber Compound?

• Service Rating -50ºF (-45ºC) to 700ºF (371ºC)

Which Deacon 402-XT Rubber Compound do I order?

• J-Stick: part number 111-402-XT J-STICK
• Plug (Pack of 100): part number 111-402-XT PLUG

Some options here are sold by the pack and some as a single item, and the price follows the option: Plug (Pack of 100) is pack of 100. Every other option is one item.

How does this grade compare with the rest of the Deacon range?

Across the 55 Deacon injectable sealants and compounds PE Energy stocks, this one is rated -50°F (-45°C) to 700°F (371°C). That places it above 20 of the other 54 on upper service temperature: 103-P Accelerator stops at 600°F, and 3100 Extruded Gasket Compound continues to 950°F.

Deacon publishes these ratings one product page at a time, so the comparison above is the part that is hard to assemble before you order. If your service condition sits near a boundary, send us the temperature and the medium with your enquiry and we will confirm the grade against the 2026 manufacturer catalogue before quoting.

How do I order or get a quote?

PE Energy supplies the Deacon 402-XT Rubber Compound from the 2026 manufacturer catalogue. Order the part number for the option you need, or send us the part number with your application details and we return pricing and lead time.