Home > APM Hexseal self-sealing screws and fasteners available from Switches Plus Components

APM Hexseal self-sealing screws and fasteners available from Switches Plus Components

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APM Hexseal's patented, pre-assembled self-sealing screws and fasteners, available from Switches Plus Components , provide both fastening and sealing integrity in a single unit. Unique design features a resilient silicone O-ring held captive in a precision engineered groove under the head. Vibration-resistant and reusable screws, bolts and nuts withstand internal and external pressures/vacuum to 20,000+psi.

When vibration is an issue, APM Hexseal offer a full line of self-locking add-ons (pellets, strips, patches). SEELOC Washers are self-sealing, vibration-resistant washers, each having a silicone rubber section, moulded and bonded to a stainless steel formed washer suitable for large or slotted holes.

Following are the features and benefits of self-sealing screws and fasteners:

  • Positive sealing under vacuum or pressure
  • Install like a conventional fastener
  • Reusable and compatible with all surface finishes
  • Metal-to-metal contact assures fastening integrity
  • Optional O-ring seal materials - silicone rubber, BUNA-N, *Viton, others (*Viton is a registered trademark of DuPont Performance Elastomers.)
  • Uniform, high-strength design
  • Meets Military MIL-S-82496A spec for integral O-ring self-sealing machine screws
  • UL Recognised
  • Optional threadlocking add-ons
  • Optional tamper-resistant heads

Following are the typical applications of self-sealing screws and fasteners:

  • Instrumentation/electronics-electrical panels
  • Fuel tanks
  • Pressure sensors, gauges and meters
  • Gear/transmission boxes
  • Valves
  • Motor housings
  • Portable instruments
  • Military equipment (MS3212, 3213) – underwater weapons
  • Food processing systems
  • Medical equipment
  • Marine panels and hulls
  • Off-road vehicles and equipment
  • Recreational vehicles and equipment
  • Hydraulic fluid systems - gear boxes, pumps, transmissions, cylinders, values and compressors
  • Environmental monitoring and controls, HAZMAT equipment
  • Electronic controls
  • Consumer appliances and tools
  • Computer components
  • Motors
  • Cabinets and enclosures
  • Any application where both fastening and sealing are required

Products within the self-sealing fastener range include:

  • SEELSCREW self-sealing screws
  • SEELBOLT self-sealing bolts
  • SEELNUT self-sealing locking nuts
  • SEELRIVET self-sealing rivets
  • SEELOC self-sealing washers

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