Home > Product Center > Hasps > Spring Latches​ > R5151-33 Toggle Latch, SUS304, Compact Stainless Steel Fastener

  • Functional characteristics
  • R5151-33-S04-ZG Toggle Latch, SUS304, Compact Stainless Steel Fastener

    The NRH R5151-33-S04-ZG​ is a compact, robust, and precisely engineered toggle latch designed for secure and reliable closure of panels, doors, and enclosures. As clearly detailed in the provided product images and specification drawing, it is constructed from high-quality SUS304 Stainless Steel​ and finished with a smooth Vibratory Finishing. Key technical data confirms a lightweight yet sturdy design with a net weight of 7g​ and a reliable tensile load capacity of 78N (8kg). Its over-center toggle mechanism, visible in the product photos, provides a positive, vibration-resistant lock, making it an excellent choice for applications demanding durability, corrosion resistance, and precise fit.

    Technical Specifications

    Item
    Specification / Description
    Brand
    NRH (Na Hui Box Hardware)
    Model Number
    R5151-33-S04-ZG
    Product Name
    Toggle Latch
    Primary Material
    SUS304 Stainless Steel
    Surface Finish
    Vibratory Finishing
    Product Weight (Net)
    7g
    Tensile Load
    78N (8kg)
    Key Dimensions (from drawing)
    Height: 35.5mm, Length: 28.5mm, Width: 21mm, Thickness: 11mm
    Material Thickness: 2mm
    Mounting Holes: 4 x Ø3.2mm
    Note
    Specifications are derived from the provided product images and drawing. Data is for reference.

    Product Overview: Precision Engineered for Secure Closure

    The R5151-33-S04-ZG, as shown in the product image, operates on a reliable toggle principle. The latch consists of a mounting base, a pivoting latch hook, and an internal spring mechanism. The “NRH” logo is visibly stamped on the latch hook, signifying brand authenticity. In the open position, the hook stands upright. To close, the user presses the hook down (as indicated by the hand-pointer icon in the image), causing it to swing over and engage with a strike plate. In the closed position, the mechanism passes “over center,” creating a mechanically locked state that resists accidental opening from vibration. The use of SUS304 Stainless Steel​ provides excellent corrosion resistance, while the Vibratory Finishing​ ensures smooth edges and a consistent, clean appearance suitable for both functional and aesthetic applications.

    Core Features

    • Corrosion-Resistant & Durable:​ Made from SUS304 Stainless Steel, this latch offers superior strength and excellent resistance to rust and corrosion, ensuring long-term reliability in various environments, including those with moisture or chemical exposure.
    • Reliable Toggle Mechanism:​ The over-center locking action, visible in the product photo, provides a secure, snap-in hold that resists loosening due to vibration or shock, with a rated 78N tensile load.
    • Compact & Lightweight Design:​ With minimal dimensions and a weight of only 7g, it adds negligible bulk and mass, making it ideal for small to medium-sized enclosures, instrument cases, and control panels where space is limited.
    • Precision Manufacturing:​ The detailed engineering drawings provided showcase precise dimensions and tolerances (e.g., 4x Ø3.2mm mounting holes), ensuring easy and accurate installation for a perfect fit.
    • Professional Finish:​ The Vibratory Finishing​ process provides a uniform, satin-like surface that is free of sharp edges and burrs, enhancing safety, feel, and visual appeal.

    Ideal Applications

    Given its durable construction, reliable latching, and compact form factor, the R5151-33-S04-ZG is well-suited for a wide range of applications requiring a secure and lasting closure:
    • Instrument & Electronics Enclosures:​ Ideal for securing covers on handheld test equipment, portable devices, sensor housings, and laboratory instrument cases.
    • Industrial Control Panels & Cabinets:​ Perfect for locking access doors, small panels, and inspection hatches on machinery, electrical cabinets, and automation equipment.
    • Communication & Network Equipment:​ Suitable for securing panels on routers, switches, modems, and other telecom or server chassis.
    • Transport Cases & Toolboxes:​ Provides a secure latch for lightweight to medium-duty flight cases, sample cases, and toolboxes.
    Choose a durable and precisely made latching solution.​ The NRH R5151-33-S04-ZG Toggle Latch delivers dependable performance, combining the longevity of SUS304 stainless steel with a robust toggle mechanism for your secure closure needs.
    For further technical details or application support, please contact our team.

    Product production process, logistics and shipping, as well as OEM production

    nrh since 1996

    Product production process, logistics and shipping, as well as OEM production

    Product production process, logistics and shipping, as well as OEM production

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