21. 21. Taps for Pipe Threads

Unit : m

SizeCre Tcst FcR TrootFr
Max.Min.Max.Min.Max.Min.Max.Min.
ad limit of ght pipe th Measure Fr ( Fr(measDryseal Am read taps ( ment Max) urement)erican Pipe Th NPSF) G Class Flank lim Flank limit ( Tr(Max) Tr(measurement)read Taps it (deviation) measurement)Max: Major Dia. Min: Major Dia.Max: Pitch Dia. Min: Pitch Dia.Max: Minor Dia. Fr(Max) �

Unit : mm

Major diameterPitch diameterMinor diameter
Size

Max. Min. Tolerance Max . Min. Tolerance Max. Fr (Max) Tr (Max)

Number of threads

: Above dimensions change depending on actually measured.