Dormer E0271/4 5974095 UNC Machine Tap Spiral Flute 45° 1/4 inch x 20
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$24.42
Basic StandardANSIClamping width - inch0.191CoatingBrightConnection diameter - inch (DCON MS)0.255Connection diameter - millimeter (DCON MS)6.48Coolant supply property (CSP)N7EDP number581544Flute count (NOF)3Flute Geometry (FDC)Spiral Flute GeometryFlute helix angle (FHA)45Hand (Cutting direction)RightMaterialHSS-E-PMMaterial applicationN - Non-ferrous metals, P - Steel and cast steelMID number5974095Ordering code ANSIE0271/4Overall length - fractional inch (OAL)2.1/2Overall length - inch (OAL)2.5Overall length - millimeter (OAL)0.255Premachined hole diameter - imperial (PHD)N7Premachined hole diameter - inch (PHD)0.2008Premachined hole diameter - millimeter (PHD)45ShankCylindrical shank with SquareTap chamfer style (TCS)C 2 - 3Thread diameter - millimeter (TD)5.1Thread diameter size (TDZ)1/4Thread form (THFT)UNC - Unified CoarseThreading length - inch (THL)0.3937Threads per inch (TPI)20Tolerance limitH3Usable length (ULDR)2.5Usable Length - inch (LU)1.0993
Specifications
| Basic Standard | ANSI |
| Clamping width - inch | 0.191 |
| Coating | Bright |
| Connection diameter - inch (DCON MS) | 0.255 |
| Connection diameter - millimeter (DCON MS) | 6.48 |
| Coolant supply property (CSP) | N7 |
| EDP number | 581544 |
| Flute count (NOF) | 3 |
| Flute Geometry (FDC) | Spiral Flute Geometry |
| Flute helix angle (FHA) | 45 |
| Hand (Cutting direction) | Right |
| Material | HSS-E-PM |
| Material application | N - Non-ferrous metals, P - Steel and cast steel |
| MID number | 5974095 |
| Ordering code ANSI | E0271/4 |
| Overall length - fractional inch (OAL) | 2.1/2 |
| Overall length - inch (OAL) | 2.5 |
| Overall length - millimeter (OAL) | 0.255 |
| Premachined hole diameter - imperial (PHD) | N7 |
| Premachined hole diameter - inch (PHD) | 0.2008 |
| Premachined hole diameter - millimeter (PHD) | 45 |
| Shank | Cylindrical shank with Square |
| Tap chamfer style (TCS) | C 2 - 3 |
| Thread diameter - millimeter (TD) | 5.1 |
| Thread diameter size (TDZ) | 1/4 |
| Thread form (THFT) | UNC - Unified Coarse |
| Threading length - inch (THL) | 0.3937 |
| Threads per inch (TPI) | 20 |
| Tolerance limit | H3 |
| Usable length (ULDR) | 2.5 |
| Usable Length - inch (LU) | 1.0993 |
5974095
