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Product details

RectorSeal® No. 5® is our most popular thread sealant. It has withstood the test of time in a variety of uses and is widely known as the "standard of the industry". RectorSeal® No. 5® is a soft-setting, slow-drying thread sealant made from special inert fillers dispersed in an oleoresinous base to facilitate its application to threaded pipe connections. RectorSeal® No. 5® is a unique, versatile and reliable sealant that is non-toxic in accordance with NSF Standard 61-G & 372. In addition, it is Underwriters Laboratories Inc. (UL) classified, listed under the Uniform Plumbing Code (IAPMO) File No. 1282, and it is approved and listed with the Canadian Standards Association (CSA).

  • Lead free and contains no other metals
  • For use with potable water (hot or cold)
  • Brushable from 20 - 140 deg F
  • Soft setting, slow drying
  • Multipurpose - wide range of service uses
  • Will not dry out in the can
  • Smooth easy application
  • For pressure up to 12000 psi (liquids) and 2600 psi (gases)
  • Permits easy break out with no damage to threads
  • Immediate pressurization on pipe up to 2" and 100 psi
  • Economical - requires only a small amount
  • Reduces friction to allow tighter joint makeup
  • Lubricates and protects threads
  • Documentation

    Technical Specs

    SKU: 97202
    Model: 25551
    specific gravity: 1.38 pressure rating: 12000 psi (Liquids) and 2600 psi (Gases)
    color: Yellow boiling point: 322 deg F
    applicable materials: Metal container size: 1/2 Pint
    product type: Thread Sealants vapor pressure: 0.3 mmHg at 68 deg F
    container type: Brush Top Can flash point: 150 deg F
    form: Paste material: 20-30% Diacetone Alcohol
    shelf life: 2 years prop65 warning: California Proposition 65 Warning, This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to
    voc content: 317 g/L vapor density: 1.1
    odor/scent: Mild odor country of origin: US
    sub brand: No. 5®

    Restrictions and Compliance

    This item has been restricted from air shipments and must be shipped ground.

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