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Oilfield Hammer Union Seals NBR PTFE HNBR FKM

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January 16, 2026
Category Connection: Hammer Union Seal
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Tags:
#hammer seal union #rubber hammer union seal #rubber lip seal
Brief: Watch the demo to catch practical tips and quick performance insights. This video provides a detailed walkthrough of 85 Shore A Nitrile NBR PTFE Rubber Hammer Union Seals, showcasing their critical role in creating fluid-tight connections for oilfield flexible hoses and pipes. You'll see how these lipped seals are installed within hammer union assemblies and learn about the available sizes and material options like NBR, HNBR, FKM, and PTFE for various operational conditions.
Related Product Features:
  • Designed for 85 Shore A hardness Nitrile NBR PTFE rubber construction for oilfield hammer union applications.
  • Provides critical fluid-tight connections between flexible hoses or pipes in oil drilling operations.
  • Features a lipped design to prevent the seal from falling out when inverted during installation.
  • Available in multiple sizes including 1'', 1.5'', 2'', 3'', and 4'' to fit various union hardware.
  • Offers material options: NBR for -40°C to 120°C with exceptional mechanical and chemical resistance.
  • HNBR material extends temperature range to 160°C with H2S resistance and steam compatibility.
  • FKM material withstands temperatures up to 230°C with excellent petroleum and chemical resistance.
  • PTFE material provides virtually universal chemical resistance across -268°C to 250°C temperature range.
FAQs:
  • What are the primary applications for these hammer union seals?
    These seals are specifically designed for creating fluid-tight connections between flexible hoses or pipes in the oil drilling industry, ensuring secure sealing within hammer union hardware assemblies.
  • What temperature ranges do the different material options cover?
    NBR covers -40°C to 120°C, HNBR extends to -40°C to 160°C, FKM handles -26°C to 230°C, and PTFE offers the widest range from -268°C to 250°C, providing options for various operational environments.
  • How does the lipped design benefit installation and performance?
    The lipped design prevents the seal from falling out when the union assembly is inverted during installation, ensuring proper positioning and maintaining the critical fluid-tight connection throughout operation.
  • What sizes are available for these hammer union seals?
    Available sizes include 1'', 1.5'', 2'', 3'', and 4'', with specific configurations for FIG 602, 1002, 1502, and 206 models, some featuring brass or stainless steel backup rings for enhanced performance.
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