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Nitrile (NBR)

Integraflow supplies high-performance DIN Imperial Nitrile Seals, designed for use in DIN 11851-style hygienic unions on imperial outside diameter (OD) stainless steel tubing. Nitrile (NBR) is a robust and economical sealing material with excellent resistance to fats, oils, and greases, making it particularly suited for dairy, edible oil, and food production environments.

These gaskets are used between the male liner and female ferrule to ensure a hygienic, leak-tight seal, secured in place with a DIN nut.

Key features:

  • Designed to fit 1” to 4” imperial OD stainless steel pipework

  • Excellent resistance to animal fatsvegetable oils, and mild chemicals

  • Suitable for continuous use in temperatures from -30°C to +120°C

  • Compatible with Integraflow’s full range of DIN Imperial Liners, Ferrules, and Nuts

  • Available in black or white food-grade nitrile, with FDA-compliant options

Common applications:

  • Dairy processing and milk handling

  • Food-grade oil production and bottling

  • General food and beverage manufacturing

  • UK-based hygienic systems using inch-based tubing

All DIN Imperial Nitrile Seals are fully batch traceable, available with optional certifications, and ready for fast UK-wide delivery from Integraflow – your trusted hygienic sealing specialist.

1.00" OD DIN UNION BLUE NITRILE SEAL (DIN PART 4 OF 4)
Suits a 1" DIN Union
Material: Nitrile (NBR)
Colour: Blue
DIN Union: Part 4 of 4
£ 1.61 1.61 GBP