M20 Connectors Male Vertical Single Row PC Tail Suitable for use with female connectors and jumper sockets shown on pages 140 to 145. Choice of mating pin lengths or specify your own pin headers (see page 152). Pin headers can be cut to smaller sizes. 5.8mm 6.1mm 2.54mm (.100") Pitch A A B 2.54 2.54 Gold 5.80 6.10 2.54 3.00 B 2.54 0.64 square Tin 2.54 2.54 0.64 square 3.00 7.0mm B A 2.54 2.54 B Ø1.00 7.00 Recommended PC Board Pattern Calculation 2.54 3.00 0.64 square 2.54 A 2.54 x No. of contacts per row B 2.54 x (No. of contacts per row - 1) HOW TO ORDER M20 - 9 XX XX XX Series code Finish size 73 7.0mm Mating Height 77 5.8mm Mating Height No. OF CONTACTS PER ROW 99 6.1mm Mating Height 02 to 40 All dimensions in mm. www.harwin.com 146 42 Gold + Tin (M20-977) 45 Gold (M20-973, 999) 46 Tin