This PTT-TN pipe tap is made of high speed steel and has a 1⅞ inch diameter, 2¾ 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 4½ inch length. Plus it has seven flutes.
Technical Specs
ItemPipe Tap
Thread StandardNPT
Tap FinishTiN
Overall Length4 1/2 in
Number of Flutes7
Primary Material ApplicationCast Iron, Stainless Steel, Steel
Helix Angle0 Degrees
Measurement SystemFractional Inch
SeriesPTT-TN
Shank Length2 3/4 in
Square Size1.4060 in
Tap ChamferSemi-Bottoming
Tap StylePipe
Thread Size2"-11 1/2
Tap MaterialHigh Speed Steel
Thread Length1 3/4 in
75% Thread Drill Size2.1875 in
Tap Shank StandardUSCTI Table 311
Thread DirectionRight Hand
Material Grade - MachiningPTT-TN
Primary Material Application ISO CodeK, M, P
Shank Dia.1.875 in
Spiral DirectionNeutral
StandardsUSCTI Table 311
Tap GroupingTap
Threads per Inch11.5 TPI
Country of OriginUnited States
(subject to change)