Attributes

Key Value
75% Thread Drill Size0.4375 in
Drill Bit Size27/64 in, 7/16 in
ItemPipe Tap
List NumberPTT-TN
Number of Flutes4
Number of Pieces1
Overall Length2-7/16"
Pitch Diameter LimitH3
Shank Dia.0.562"
Shank Length1 3/8 in
Square Size0.4210 in
StandardsUSCTI Table 311
Tap ChamferSemi-Bottoming
Tap Dimension TypeInch
Tap GroupingTap
Tap Length StandardUSCTI Table 311
Tap MaterialHigh Speed Steel
Tap Size1/4"
Tap StylePipe
Tap Thread Size1/4"-18
Tap Thread TypeNPTF
Thread DirectionRight Hand
Thread Length1-1/16"
Thread Size1/4"-18
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