Aluminum 4" Female NPT to 4" Male NH Male Size_4 Inch National Stock Number (NSN 4210-01-081-8751) BHW Female Threads_NPSH Model:3158 (6.0 TPI x 3.623 OD) 50PF100YL HFX50X100Y50S or RC50

National Stock Number (NSN 4210-01-081-8751)

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

The is the largest of our Hydrant Tool Kit bags

2" or 2 1/2" hose only

Aluminum 4" Female NPT to 4" Male NH Male Size_4 Inch National Stock Number (NSN 4210 01 081 8751) BHW Female Threads_NPSH Model:3158 (6.0 TPI x 3.623 OD) 50PF100YL HFX50X100Y50S or RC50 National Stock Number (NSN 4210 01 081 8751) 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