Dormer E0257/8 5974064 UNC Machine Tap Spiral Point 7/8 inch x 9
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$107.58
Basic StandardANSIClamping width - inch0.523CoatingBrightConnection diameter - inch (DCON MS)0.697Connection diameter - millimeter (DCON MS)17.7EDP number581230Flute count (NOF)3Flute Geometry (FDC)Spiral Point GeometryHand (Cutting direction)RightMaterialHSS-E-PMMaterial applicationN - Non-ferrous metals, P - Steel and cast steelMID number5974064Ordering code ANSIE0257/8Overall length - fractional inch (OAL)4.11/16Overall length - inch (OAL)4.6875Overall length - millimeter (OAL)0.697Premachined hole diameter - imperial (PHD)49/64Premachined hole diameter - inch (PHD)0.7677Premachined hole diameter - millimeter (PHD)19.5ShankCylindrical shank with SquareTap chamfer style (TCS)B 3.5 - 5Thread diameter - millimeter (TD)49/64Thread diameter size (TDZ)7/8Thread form (THFT)UNC - Unified CoarseThreading length - inch (THL)1.1614Threads per inch (TPI)9Tolerance limitH4Usable length (ULDR)2.5
Specifications
| Basic Standard | ANSI |
| Clamping width - inch | 0.523 |
| Coating | Bright |
| Connection diameter - inch (DCON MS) | 0.697 |
| Connection diameter - millimeter (DCON MS) | 17.7 |
| EDP number | 581230 |
| Flute count (NOF) | 3 |
| Flute Geometry (FDC) | Spiral Point Geometry |
| Hand (Cutting direction) | Right |
| Material | HSS-E-PM |
| Material application | N - Non-ferrous metals, P - Steel and cast steel |
| MID number | 5974064 |
| Ordering code ANSI | E0257/8 |
| Overall length - fractional inch (OAL) | 4.11/16 |
| Overall length - inch (OAL) | 4.6875 |
| Overall length - millimeter (OAL) | 0.697 |
| Premachined hole diameter - imperial (PHD) | 49/64 |
| Premachined hole diameter - inch (PHD) | 0.7677 |
| Premachined hole diameter - millimeter (PHD) | 19.5 |
| Shank | Cylindrical shank with Square |
| Tap chamfer style (TCS) | B 3.5 - 5 |
| Thread diameter - millimeter (TD) | 49/64 |
| Thread diameter size (TDZ) | 7/8 |
| Thread form (THFT) | UNC - Unified Coarse |
| Threading length - inch (THL) | 1.1614 |
| Threads per inch (TPI) | 9 |
| Tolerance limit | H4 |
| Usable length (ULDR) | 2.5 |
5974064
