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RJT O-ring Seals

RJT O-RingPPE manufactures elastomer O-rings from a wide selection of elastomer materials to fit RJT hygienic union connectors.

RJT O-rings to BS4825 Part 5 are available in EPDM, NBR, HNBR, Silicone, FKM and FFKM grades that have been certified to FDA and 3-A standards.  Metal detectable elastomers are also available from our Detectaseal® range.

 See the table below for our range of standard sizes of RJT O-rings (BS4825-5).

How can we help?  Contact us to discuss your RJT O-ring needs.

PPE manufactures a range of hygienic connectors to fit various aseptic pipe couplings including; Hyclamp™ sanitary gasketsIDF gaskets, DIN 11864 O-ringsDIN 11851 D-seals and SMS seals.

  • Elastomer Material Range

    RJT O-rings are available in the following elastomer materials

    PPE MaterialMaterial TypeColorTemp Range °CFDAUSP3A 18-03Metal Detectable
    Perlast® G74SFFKMWhite-15 to +260A-F87+88Class INo
    V70SWFKMWhite-10 to +200A-F87+88Class INo
    E70QEPDMBlack-40 to +150A-F87+88Class IINo
    S71USilicone (VMQ)Translucent-60 to +200A-F87+88Class INo
    Detectaseal XV7AFKMBlue+20 to +200A-F----Yes
    Detectaseal XE7AEPDMBlue-40 to +150A-F----Yes
    Detectaseal XS7HSilicone (VMQ)Black-60 to +200A-F88-- Yes

    All the above materials are free from animal derived ingredients and are compliant with EC1935 and EC2023 regulations.

    FDA, USP and 3A 18-03 certificates and material datasheets are available to download in the Engineer's Hub.


Size RefInternal DiameterCross Section
1"26.7 mm6.6 mm
1.5"39.4 mm6.6 mm
2"52.1 mm6.6 mm
2.5"64.8 mm6.6 mm
3"77.5 mm6.6 mm
4"93.9 mm6.6 mm

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