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The C-4 Rigid Coupling is our standard coupling and is
designed for rigid piping applications. The C-4 is specially
designed to provide a rigid, locked-in pipe connection to
meet the specific demands of rigid design steel pipe.
Unit of Measure
Specifications
Industry Standards/Certifications |
N/A NSF/ANSI 61 |
Type |
N/A Rigid 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 Rust inhibiting paint Color: ORANGE |
Gasket Material |
N/A EPDM |
Gasket Type |
N/A Flush Gap |
Bolt Material |
N/A SAE J429, Grade 5, Zinc Electroplated (standard) |
Heavy Hex Nut |
N/A ASTM A563, Grade A, Zinc Electroplated (standard) |
Coupling Bolts Size |
N/A 3/8 x 3 in |
Coupling Bolts Qty. |
N/A 2 |
Lubrication |
N/A Standard Gruvlok, Gruvlok Xtreme™ |
Application |
N/A Recommended for wet and dry (oil free air) fire protection sprinkler systems. For freezing conditions, Gruvlok Xtreme™ Lubricant is required. |
Min. Service Temperature Range |
N/A -40 ºF |
Max. Service Temperature Range |
N/A 230 ºF |
Max. Working Pressure |
N/A 300 psi |
Max. End Load |
N/A 2886 lb |
Range of Pipe End Separation |
N/A 0-1/32 in |
Product Number |
N/A 0890019243 |
UPC Code |
N/A 69029194609 |
Weight |
N/A 2.41 lb |
