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VTKS —— Hygienic Star Knob

Hygienic Design Stainless Steel Star Knob, Designed to meet EHEDG and 3-A Sanitary principles.

K071HD Hygienic Star Knobs engineered to withstand high-pressure washdowns without moisture ingress, ensuring your production line meets the strictest microbial safety standards.

Material:  Stainless Steel A4L-AISI 316L(1.4404)
Stainless Steel A2-AISI 304(1.4301)
Seal Material: FDA-compliant HNBR (Blue)
FDA-compliant VMQ (Blue)
Certification:  3-A
Surface Finish:  Blank (Ra < 0.8 µm)
Mirror Polish (Ra < 0.8 µm)

    Technical Drawing & Dimensions

    VTKS hygienic star knob front, section A-A and top views with H, diameter D1, T, TL, diameter D and A/F dimensions

    Swipe horizontally to view the full drawing.

    T × TL A/F ØD ØD1 H
    M5 × 12 24 27 15 20
    M6 × 12 30 33 20 24
    M8 × 20 36 40 22 28
    M10 × 25 46 50 28 30
    M12 × 25 60 65 32 40

    Dimensions in mm. T × TL: thread × thread depth. A/F: width across flats.

    Engineered for Ultra-Hygienic Environments


    Our Hygienic Star Knob is specifically designed for the food, beverage, and pharmaceutical industries, where hygiene is a critical component of equipment uptime. By eliminating open threads and sharp corners, this knob removes potential "dead zones" where organic matter and bacteria can accumulate.Our Hygienic Star Knob is specifically designed for the food, beverage, and pharmaceutical industries, where hygiene is a critical component of equipment uptime. By eliminating open threads and sharp corners, this knob removes potential "dead zones" where organic matter and bacteria can accumulate.

    Technical Features & Benefits


    Superior Corrosion Resistance: Precision-machined from AISI 316L (1.4404) stainless steel. This high-grade material ensures maximum durability against the aggressive chemicals and salts used in high-pressure washdown procedures.Superior Corrosion Resistance: Precision-machined from AISI 316L (1.4404) stainless steel. This high-grade material ensures maximum durability against the aggressive chemicals and salts used in high-pressure washdown procedures.

     

    Optimized Surface Quality: All functional surfaces are polished to a roughness of $Ra < 0.8 \mu m$. This smooth finish prevents microbial adhesion and simplifies the cleaning process, directly supporting your HACCP and EHEDG compliance goals.Optimized Surface Quality: All functional surfaces are polished to a roughness of $Ra < 0.8 \mu m$. This smooth finish prevents microbial adhesion and simplifies the cleaning process, directly supporting your HACCP and EHEDG compliance goals.

     

    Visible Safety Seal: Features a high-visibility Blue HNBR (or Silicone) sealing ring. The blue color is an industry standard for foreign body detection, ensuring that any seal wear is immediately visible to optical sensors or quality inspectors.Visible Safety Seal: Features a high-visibility Blue HNBR (or Silicone) sealing ring. The blue color is an industry standard for foreign body detection, ensuring that any seal wear is immediately visible to optical sensors or quality inspectors.

     

    Hermetic Sealing: The integrated seal creates a seamless transition between the knob and the mounting surface, preventing moisture or cleaning agents from entering the internal thread or the equipment housing.Hermetic Sealing: The integrated seal creates a seamless transition between the knob and the mounting surface, preventing moisture or cleaning agents from entering the internal thread or the equipment housing.

    • Hygienic 316L stainless steel star knob with blue FDA-compliant HNBR seal for food processing equipment.
    • Underside view of hygienic star knob showing internal blind thread and blue sealing ring to prevent bacteria traps