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Oral tube assemblies

740 oral tube series

Product description:

The 740ROL series oral tubes are designed for applications requiring a durable connection to either a film or a coated fabric.

Available replacement part: 736ACU4 dust cap

Assembly tool numbers:

  • D747 sealing die

  • T740 valve extractor

  • TV74703G inflate/deflate adapter

Features & benefits

  • Large oval sealing flange maximizes bonding strength

  • Smooth radius allows maximum flow while protecting the life vest fabric integrity

  • High flow for easy top off and oral inflation

  • Available lengths: 4.13 inches (10.95 cm), 5.53 inches (14.05 cm), 6.75 inches (17.1 cm)​​

  • Available colors: red and black

  • 100% pressure tested

Specifications & technical information


  • Tube:  Polyether urethane

  • Dust Cap:  Black urethane

  • Valve: Acetal, silicon, stainless steel or aluminum



  • UL recognized for use on USCG approved life vests

  • Meets Cen/ISO 12402-7 standard

Additional information

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