Each MIDCO PERMA GRIP HDPE Joint Restraint Kit  includes:

  • One RG unit: one brass grip ring; one epoxy powder coated iron gland
  • One gasket – for IPS one transition gasket; for C900 one standard MJ gasket
  • T-Bolts and nuts (quantities vary by pipe size)
  • One high grade 304 stainless steel internal stiffener

Stiffeners available in SDRs:  11,  13.5,  17

Individual stiffeners are also available for use with Midco Joint Restraints.

MATL SPECS FOR MIDCO COMPONENTS: Glands – ASTM A 536 Grade 65-45-12 Ductile Iron and Epoxy Powder Coated to 4 mil thickness. Series 3000 (Style 30) Grip Ring – C87850 Bronze. Series 4000 (Style 40) Grip Ring – ASTM A 536 Grade 80-55-06 Ductile Iron Heat Treated to 350-400 BHN. T-Bolts and Nuts – ASTM A 242. Internal stiffener 304 stainless steel.

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