Aluminum 2 1/2" NH to 1 1/2" NH Double Female Female Size_1 1/2 Inch 0 inch hoses use 2 BHW Female Threads_NPSH Model:3158 (6.0 TPI x 3.623 OD) 50PF100YL HFX50X100Y50S or RC50

0 inch hoses use 2

National Hose (NH) aka National Standard Thread (NST) is often referred to as “fire hose thread” as this is by far the most common thread in use today by fire departments

Bureau of Indian Affairs (BIA)

Features gasketless precision machined metal face storz connection for superior durability and weathering

Aluminum 2 1 2" NH to 1 1 2" NH Double Female Female Size_1 1 2 Inch 0 inch hoses use 2 BHW Female Threads_NPSH Model:3158 (6.0 TPI x 3.623 OD) 50PF100YL HFX50X100Y50S or RC50 0 inch hoses use 2 National Hose (NH) aka National Standard Thread (NST) is often referred to as “fire hose thread” as this is by far the most common thread in use today by fire departments