OSG - 1/2-20 UNF, H4, 3 Flutes, Plug Chamfer, V Finish, Powdered Metal Spiral Point STI Tap - 3-13/16" OAL, 0.36" Square Size, 3B Class of Fit, Series 314
Item #: 49214745
Brand: OSG
Model #: 31441008
Exact Tooling IR#: 04
Features and Benefits
Plug chamfers are the most commonly used chamfer and are designed for efficiently threading through and blind holes. They have 3 to 5 threads.
V is a multi-layered TiCN coating that is harder and has greater wear resistance than TiN. It is used for applications in cast iron, steel, stainless steel, nickel alloys and aluminum. V is a proprietary coating exclusive to OSG Tap and Die, Inc.
| Product Specifications | |
|---|---|
| Thread Size (Inch) | 1/2-20 |
| Class of Fit | 3B |
| Thread Limit | H4 |
| Number of Flutes | 3 |
| Chamfer | Plug |
| Finish/Coating | V |
| Overall Length (Inch) | 3-13/16 |
| Thread Standard | UNF |
| Material | Powdered Metal |
| Thread Length (Decimal Inch) | 1.5512 |
| Square Size (Decimal Inch) | 0.3600 |
| Series/List | 314 |
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