This PTT-TN pipe tap is made of high speed steel and has a 1⅛ inch diameter, 2 inch long shank. It is designed for use with cast iron, stainless steel, steel, and meets the standards for USCTI Table 311. This PTT-TN series pipe tap has a TiN finish, and has fractional inch measurements. It has right hand direction with a 3¾ inch length. Plus it has five flutes.
Technical Specs
ItemPipe Tap
Thread StandardNPTF
Tap FinishTiN
Overall Length3 3/4 in
Thread LimitH3
Tap Shank StandardUSCTI Table 311
Thread DirectionRight Hand
Material Grade - MachiningPTT-TN
Primary Material Application ISO CodeK, M, P
Shank Dia.1.125 in
Spiral DirectionNeutral
StandardsUSCTI Table 311
Tap GroupingTap
Threads per Inch11.5 TPI
Thread Size1"-11 1/2
Tap MaterialHigh Speed Steel
Thread Length1 3/4 in
75% Thread Drill Size1.1406 in
Number of Flutes5
Primary Material ApplicationCast Iron, Stainless Steel, Steel
Helix Angle0 Degrees
Measurement SystemFractional Inch
SeriesPTT-TN
Shank Length2 in
Square Size0.8430 in
Tap ChamferSemi-Bottoming
Tap StylePipe
Country of OriginUnited States
(subject to change)