EFC International
EFC International
1940 Craigshire St. Louis,
MO 63146-4008
Phone: 1 314.434.28881
Contact: www.efc-intl.com/contact
Website: www.efc-intl.com
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Heavy Duty Rivet Nut Inserts have a heavier head profile, thicker walls, and are cold formed for heavy duty use. They are ideal for leg leveling applications. These inserts can be installed before or after finish, with pneumatic/hydraulic tools or special rivet tools available directly through EFC International.
Unit of Measure

Specifications

Material

 N/A Stainless Steel

Thread Size

 N/A 5/16-18

Head Height

 N/A 0.062 in

Finish

 N/A Passivated

Head Outside Diameter

 N/A 0.665 in

Hole Diameter

 N/A 0.413 in

Maximum Dimension D

 N/A 0.413 in

Head Styles

 N/A Flat

Length

 N/A 0.875 in

Restriction of Hazardous Substances Directive Standard

 N/A Yes

Grip Range

 N/A 0.125 to 0.200 in

Identification Mark

 N/A 1 RAD

Reference Il

 N/A 0.555 in

End Features

 N/A Open

Industry Standards/Certifications

 N/A Unified National Coarse (UNC)

Features and Benefits

Features and Benefits

 N/A
  • Increased Push Out Loads
  • Superior Thread Strength provided by cold formed internal threads
  • Superior Corrosion Resistance provided by standard Cadmium finish (72 hrs. Salt spray), and others available
  • Uniform Installation guaranteed due to dimensional and concentricity tolerances their cold forming process creates.

Design Options

Design Options

 N/A
  • Open Ends for most versatility
  • Closed Ends to eliminate leakage past threads
  • Flat Head
  • 100ยบ Countersunk Head Profile when installed in matching countersunk hole for flush installation
  • Keyed Head for extra torque strength from "key" projection on underside of head when inserted into matching keyed hole

Note

Note

 N/A
  • Special Installation tools are available through EFC International directly
  • All sizes are listed on this page in a representative sampling of Materials, Finishes and Design Options. Any configuration not specified below is available through EFC directly.