Square Head Plug, 1-2 in MNPT, 304 Stainless Steel, Class 3000 1RRK7

The ZORO SELECT 1RRK7 is a stainless steel square head plug designed for sealing threaded pipe outlets, couplings, or fittings. It features a threaded MNPT connection and a square-shaped head that provides a flat surface for wrenching, facilitating installation and removal. Made from 304 stainless steel. Maximum pressure: 3000 psi @ 100°F. Key Features: - Material: 304 Stainless Steel for corrosion resistance and durability - Basic Pipe Fitting Shape: Plug - Fitting Connection Type: MNPT (Male National Pipe Thread) - Fitting Schedule/Class: Class 3000 (pressure rating) - Fittings Sub-Category: Plugs - Includes Pre-Applied Thread Sealant: No - Includes Seal: No - Maximum pressure: 3000 psi @ 100°F - Max. Steam Pressure: 2500 psi @ 350 Degrees F - Nominal Pipe Size: 1/2 in - Pipe Fitting Material: 304 Stainless Steel - Pipe Size (Fittings): 1/2" - Specific Fitting Shape: Square Head Plug - Standards: ASTM A182; ANSI/ASME B1.20.1; ASME B16.11