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The Gruvlok® Figure 7400 Rigidlite Coupling is specially designed to provide a rigid, locked-in pipe connection to meet the specific demands of rigid design steel pipe. Fast and easy swing-over installation of the rugged lightweight housing produces a secure, rigid pipe joint. The Figure 7400 Rigidlite Coupling is approved for fire protection service in both wet and dry systems, with roll grooved or cut grooved steel pipe prepared in accordance with Gruvlok grooving specifications. The Figure 7400 Rigidlite Coupling with a Pre-Lubricated Grade “E” EPDM, Type “A” gasket (coupling is easily identified by purple nuts) is intended for use in fire protection systems installed in accordance with NFPA Standard 13 “Sprinkler Systems”.
Unit of Measure

Specifications

Industry Standards/Certifications

 N/A Cerf/LPCB FM Approved UL/ULc Listed

Type

 N/A Coupling

Style

 N/A Grooved

Nominal Size

 N/A 3 in

Housing Material

 N/A Ductile Iron conforming to ASTM A-536, Grade 65-45-12

Coatings

 N/A Hot Dipped Zinc Galvanized (optional)

Gasket Material

 N/A Pre-Lubricated Grade “E” EPDM, Type A C-Style Gasket (Violet color code)

Gasket Type

 N/A C Style

Bolt Material

 N/A SAE J429, Grade 5, Zinc Electroplated (standard)

Heavy Hex Nut Material

 N/A ASTM A563, Grade A, Zinc Electroplated, Violet Dyed (standard)

Lubrication

 N/A Gruvlok Xtreme

Min. Service Temperature Range

 N/A -40 ºF

Max. Service Temperature Range

 N/A 150 ºF

Max. Working Pressure

 N/A 300 psi

Max. End Load

 N/A 2886 lb

Coupling Bolts Size

 N/A 3/8 x 3 in

Coupling Bolts Qty.

 N/A 2

Product Number

 N/A 0390211571

UPC Code

 N/A 69029132560

Weight

 N/A 2.40 lb