4.5" NPSH Female x 4.5" NPSH Female Adapter Aluminum shsdparentproduct Threaded Size (Inside Diameter): 4"

Threaded Size (Inside Diameter): 4" Male NPT (National Pipe Tapered)

6"  Female (Socket)

Fire departments have extremely strict testing and codes they need to meet for their hose

The inside rubber lined ensures this hose is resistant to holes

4.5" NPSH Female x 4.5" NPSH Female Adapter Aluminum shsdparentproduct Threaded Size (Inside Diameter): 4"Industrial & Fire Grade 4. 5 NPSH x 4. 5 NPSH Double Swivel Female Fitting Anodized Aluminum Need a double female Fire Hose adapter? Look no further, this adapter will get the job done in any situation. Adapters manufactured in the USA with hard coated anodized aluminum are made to withstand abrasion, are anti corrosive, and can withstand the highest pressures. You can trust that these adapters will meet and EXCEED your industrial and municipal needs.