Knox Box FDC Lock 3" Male NH/NST Locking Cap (Swivel-Guard) Model:3159 (6.0 TPI x 3.623 OD) This 48 GPM nozzles is Compatible part number DMH6045F 36R44N Swivel / Rigid_Rigid Female Model:3132 (6.0 TPI x 3.290 OD)

This 48 GPM nozzles is well suited for lower pressures but can be used up to 100 PSI

3 inch iron breakable cap prevents entry of foreign material and protects female threads on pin lug fire department inlet connections (FDC)

always try to measure the male coupling

Equivalent part number - FM20S15T

locking hose outlet cap designed to protect 2

Knox Box FDC Lock 3" Male NH NST Locking Cap (Swivel Guard) Model:3159 (6.0 TPI x 3.623 OD) This 48 GPM nozzles is Compatible part number DMH6045F 36R44N Swivel Rigid_Rigid Female Model:3132 (6.0 TPI x 3.290 OD) This 48 GPM nozzles is well suited for lower pressures but can be used up to 100 PSI 3 inch iron breakable cap prevents entry of foreign material and protects female threads on pin lug fire department inlet connections (FDC)