Hex Locknut, 3/4 In, NPT, Black Iron
Average Rating: n/a
|Material of Construction||Black Malleable Iron|
|Max. Pressure||300 psi @ 150 Degrees F WOG, 150 psi Saturated Steam|
|Standards||Class 150, Standards ANSI B 16.39, Material Specification ASTM A-197, Dimensions Conform to Federal Specifications WW-P-521|
|Compliance||Certified For Use In Potable Water Applications in CA and VT|
- Black fittings are interchangeable with black cast-iron or steel. NPT connections. For low-pressure plumbing applications including air, water, natural gas, and steam.
- Max. pressure: 300 psi WOG at 150 F; 150 psi saturated steam
- Black and Galvanized
- Material meets ASTM-A-197, ASTM A47 standards. Dimensions for fittings meet ASME B16.3 and B16.4; for unions ASME B16.39. UL listed, FM approved. Threads conform to ANSI B1.20.1. Galvanized fittings resist rust and corrosion, are NSF-61 listed, and certified for use in potable water applications.