1-1/2 NPT Female Pipe x 1-1/2 NST (NH) Male Adapter

Hex nipple fitting 1-1/2 female National Pipe Taper (NPT) threaded connection on one end and a 1-1/2 male National Standard Thread (NST) or National

1-1/2 NPT Female x 1-1/2 NST (NH) Male Brass Hexagonal Nipple Fitting Fire Equipment Hex Nipple Fire Hose Adapter

Fire Hydrant Adapter - 2 Female NPT x 1-1/2 Male NST/NH - Brass

SpringSpray 1-1/2 NPT Female x 1-1/2 NST (NH) Male Brass Hexagonal Nipple Fitting Fire Equipment Hex Nipple Fire Hose Adapter: : Industrial & Scientific

Brass 1 1/2′′ Female NH/NST to 1 1/2′′ male NPT Fire Hydrant Adapter

Thrifco 8612030 1 inch Female NPT x 1 inch male NH/NST Brass Hex Fire Hose / Hydrant Adapter

EVER-TITE® Coupling Products - 1-1/2 FNST x 1-1/2 MNPT Hydrant Swivel Adapter

Brass 1 1/2 Female NH to 1 1/2 Male NPT (Hex)

B54-25W20T - Adapter 2.5 Fem Swivel Pin Lug WCT x 2 Male NPT Brass - National Fittings

Female x Male Hardcoat Alum Fire Hydrant Y/Shut Off Valves

DMH1515F-D Dixon, Cast Brass, Double Male Hex Nipple