Union Butterfield UTD 1712221
Union Butterfield® 1712221 1641 RFD High Performance Forming Tap, #4-40 Thread, H3 Thread Limit
Union Butterfield® Forming Tap, High Performance, Series: 1641 RFD, Measurement System: Imperial, #4-40 Thread, UNC Thread Standard, Full Bottoming Chamfer, 5/16 in Thread Length, 1-7/8 in Overall Length, Class of Fit: 2B/3B, 0.141 in Shank Diameter, 0.11 in Square, HSS, TiN Coated, H3 Thread Limit
Features
- Premium PM substrate provides superior abrasion resistance and edge strength
- Multiple lube groove design assures lubrication in the forming zone and eliminates the build-up of hydraulic pressure in blind holes
- TiN coated for enhanced performance
- The hard, smooth coating provides a greater lubricity, increases tool life and improves thread flank finish
- The entry taper is full bottoming style for blind hole tapping
Specifications
ApplicationMulti Application
TypeHigh Performance
Series1641 RFD
Measurement SystemImperial
Thread Size#4-40
Thread StandardUNC
Chamfer TypeFull Bottoming
Thread Length5/16 in
Overall Length1-7/8 in