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Greenfield Threading385413

385413

3180 1/4-18 NPTF 4F HS
Item #101661096
  • Inch
  • 1/4-18 NPTF Thread Size & Type
  • Semi-Bottoming Chamfer Type
  • HSS Material
  • Bright Coating
  • 4 Flutes
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Greenfield Threading385413
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    Shipment Options
  • Inch
  • 1/4-18 NPTF Thread Size & Type
  • Semi-Bottoming Chamfer Type
  • HSS Material
  • Bright Coating

applications

  • Medium hook for general-purpose

features

  • NPT threads require a sealer (Teflon tape or pipe compound)
  • NPTF threads produce a pressure tight joint without using a sealer
  • Ground thread for accuracy
Standard Projection 0.459 in
Thread Pitch N/A
Direction of Cut Right Hand
Thread Length 1.0625 in
Overall Length 2.4375 in
Ground Threads Yes
No. of Flutes 4
Shank End Feature Square
Pitch Dia. N/A
Chamfer Type Semi-Bottoming
Material HSS
Tap Size 1/4 in
Thread Length - Metric 26.99 mm
Shank Square Width - Metric 10.69 mm
Thread Size & Type 1/4-18 NPTF
Interrupted Thread No
Shank Square Length - Metric 11.11 mm
Thread Size - Metric 6.35 mm
Thread Size - Decimal 0.25 in
Diameter - Fraction 1/4 in
Shank Size - Metric 14.29 mm
Shank Square Width 0.421 in
Diameter - Decimal 0.25 in
Truncated Threads No
Blank Construction USCTI Table 311
Spiral Point No
Threads per Inch 18
Tap Type Pipe
Thread Per Inch 18
Thread Type NPTF
Shank Square Length 0.4375 in
Diameter - Wire E
Thread Creation Thread Cutting
Operation Type Thru-Hole
Weight 0.4 LB
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