1/4-18 E721 HSS NPT MACHINE TAP STR FL
1/4-18 E721 HSS NPT MACHINE TAP STR FL
DOR5977598
5977598
51.74
/ EA
http://schema.org/OutOfStock
/Product/DOR5977598
- Chamfer: Semi-Bottoming
- Hand Direction: Right Hand
- Material: HSS
- Number of Flutes: 4
- Overall Length Decimal Inch: 75
- Overall Length Metric: 1905
- Series: E721
- Shank Diameter Decimal Inch: 0.563
- Shank Diameter Fractional Inch: 9/16
- Shank Diameter Metric: 14.3
- Square Size Decimal Inch: 0.421
- Square Size Metric: 10.7
- Surface Treatment: TiN Coated
- System of Measurement: Imperial
- Thread Length Decimal Inch: 1.063
- Thread Length Metric: 27
- Thread Size: 1/4-18
- Thread Standard: NPT
- Type: Straight Flute
- Has Attributes: Yes
- Has Image: Yes
- Hook Type: Medium
- Tap Drill Size: 11mm
- Application
- Item Features
- Standards
For through or blind holes and general purpose applications
- Medium hook for multi-material tapping
- Generally used for pipe fittings and couplings in most ferrous and non-ferrous materials
- The nominal size of a pipe tap is that of the pipe fitting to be tapped and not the actual size of the tap
- NPT threads require the use of a sealant such as teflon tape or pipe compound to ensure a tight joint
- TiN coating increases surface hardness and improves tool life
ANSI B94.9