3" Aluminum Coupling Set

Product Description

Aluminum couplings made hard-coated heavy-duty, lightweight of 6061-T6 high strength aluminum alloy.

• NH (National Hose or National Standard Thread) used primarily by the fire industry
• NPSH & NPT (National Pipe Straight Hose & National Pipe Taper have the same threads per inch, NPSH does not taper) used by the industrial world
• Storz or sexless is a coupling used to connect large diameter hose (LDH) dominantly used by the fire industry
• GHT (Garden Hose Thread) 3/4" & 5/8" typically standard in residential
• Female NPSH thread will receive the following male adapters: NPSH, NPT, PVC & IPT
• The female NPT thread will not receive a male NPSH thread
• NH & NST are the same thread and are only compatible with NH & NST thread