The Gruvlok® Sock-It® Piping Method provides a quick, secure and reliable method of joining plain-end steel pipe. Several Sock-It configurations are available: tees with NPT outlets, reducing run tees with NPT outlets, straight couplings, 90 elbows, straight tees and reducing elbows. Pressure energized elastomeric gaskets provide the Sock-It with a leak tight seal. Specially designed lock bolts secure the pipe in the Sock-It Fitting, providing a fast, dependable way of joining small diameter plain-end pipe.
Working pressure ratings shown are for reference only and are based on schedule 40 pipe. NOTE: All Sock-it fittings are UL/ULC Listed and FM Approved for 175 psi working pressure
when used to join XL Pipe and Dyna-Flow Pipe.
Material Specifications
HOUSING: Cast iron ASTM A 126 CLASS A
BOLTS: Case hardened carbon steel, dichromate finish.
GASKETS: EPDM, as specified in accordance with ASTM D 2000