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 zinc plated (quantities vary by pipe size)
  •  One high grade 304 stainless steel internal stiffener 6″ long with spring flex design

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.

All MIDCO Municipal Products are fully compliant with the California Lead Plumbing Laws, NSF/ANSI 61 Annex G, ANSI Standard 372, the National Lead Free Law, The Safe Drinking Water Act, and Public Law 111-380.

Click links below for individual product prices and information.

Showing all 12 results

  • Product
  • Product Name
  • Style
  • Size
  • Weight (lbs)
HDPE Joint Restraint with Stiffener | Midland MFG Co.

30121

$415.34
  • 30121
  • Product Name 12" IPS HDPE Kit
  • Style IPS Series 3000
  • Size 12"
  • Weight (lbs) 38.5
HDPE Joint Restraint with Stiffener | Midland MFG Co.

30217

$165.66
  • 30217
  • Product Name 4" C900 HDPE Kit
  • Style C900 Series 3000
  • Size 4"
  • Weight (lbs) 10.5
HDPE Joint Restraint with Stiffener | Midland MFG Co.

30218

$199.34
  • 30218
  • Product Name 6" C900 HDPE Kit
  • Style C900 Series 3000
  • Size 6"
  • Weight (lbs) 15.25
HDPE Joint Restraint with Stiffener | Midland MFG Co.

30219

$261.06
  • 30219
  • Product Name 8" C900 HDPE Kit
  • Style C900 Series 3000
  • Size 8"
  • Weight (lbs) 19.5
HDPE Joint Restraint with Stiffener | Midland MFG Co.

30220

$335.54
  • 30220
  • Product Name 10" C900 HDPE Kit
  • Style C900 Series 3000
  • Size 10"
  • Weight (lbs) 29.25
HDPE Joint Restraint with Stiffener | Midland MFG Co.

30221

$393.70
  • 30221
  • Product Name 12" C900 HDPE Kit
  • Style C900 Series 3000
  • Size 12"
  • Weight (lbs) 35.75