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ZAGO Slotted Pan Head Seal Screws combine classic design with advanced protection from a variety of contaminants. Each precision-engineered fastener is equipped with a resilient O-ring, which forms a complete barrier against air, water, oil, gas, and other contaminants. The result is a 360-degree hermetic seal that protects sensitive equipment from pressure and contamination.

Constructed from a variety of corrosion-resistant materials, these fasteners deliver long-lasting durability and dependable performance in demanding environments. The slotted pan head design offers wide surface for secure fastening, with a strong, stable connection.

Designed for mission-critical applications, these pressure-sealing fasteners deliver both mechanical fastening and environmental sealing, performing under pressure and exposure to fluids and particulates. They are ideal for aerospace, medical devices, robotics, and defense, among other uses.

ZAGO’s self-sealing screws prevent leaks and maintain system integrity, without the addition of washers, gaskets or sealants. Each fastener is customizable to meet exacting specifications.

Product Benefits

  • Zero-Leak Seal: Under head seal prevents contaminants from entering into or leaking out of mission-critical equipment
  • No Extra Components: 360° O-ring seal replaces need for gaskets, washers, or sealants
  • Simple, Traditional Drive: Low-profile, wide-bearing screw used in variety of fabrications
  • Durable Under Extreme Conditions: Engineered for high-pressure, extreme temperature, and other high-stakes environments; resistant to cracking and degradation
  • Customizable to Spec: Engineered-to-order options for head size, thread, length, material, and more; US-based ZAGO team available for consult

Key Technical Features

Feature

Description

Drive Style

Slotted

Head Style

Pan Head (wide bearing surface)

Seal Type

Integrated O-Ring under head (360° sealing)

Reusability

Yes: O-ring retains seal integrity over multiple uses

Temperature Range

Varies by O-Ring material

Compliance

REACH /RoHS / DFARS (upon request)

Ideal Applications

  • Electronic enclosures and control panels
  • Instrumentation and sensors
  • Medical and laboratory equipment
  • HVAC and environmental control units
  • Automotive and transportation components
  • Renewable energy systems

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Thread Type

Thread Size

Length

Screw Material

O-Ring Material

Plating

Secondary Options

Email Address

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