Carling Technologies 170/172-Series Pushbutton Switches ™ 170/172-Series Pushbutton Switches The 170/172-Series pushbutton switches are single pole, high amperage switches suitable for shallow back panel applications. These switches are momentary action and require an actuation force of 2.5 lbs. The 170/172-Series switches are equipped with a slow-make, slow-break contact mechanism and are rated at 15 amps at 125VAC. .285[7.24] #6-32NC-2 THREAD .122[3.10] DIA Dielectric Strength UL/CSA: 1000V - live to dead metal parts Electrical Life 25,000 cycles- momentary Mechanical Life 100,000 cycles Operating Temperature 32°F to 185°F (0°C to +85°C) .270[6.86] DIA 6.000[152.40] 15/32-32UNS-2A THREAD .500[12.70] .140[3.56] .190[4.83] .345[8.76] DIA SCREW (ASSEMBLED) SOLDER LUG KEYWAY .072[1.82] X .038[.965] DP WIRE LEAD TERMINAL TYPE .604[15.34] .320[8.13] .240[6.10] 9/16 HEX NUT (1) REQ'D .562[14.27] 170 NICKEL PLATED .500[12.70] DIA 172 MOUNTING HOLE .062[1.57] 1.382[35.10] .576[14.63] .460[11.68] .370[9.40] BINDING HEAD SCREWS .500[12.70] DIA 170 PLASTIC 172 - CBL 1 Base Part Number 1 BASE PART NUMBER: SERIES/POLES/CIRCUITRY/RATING/ TERMINATION Single Pole 10A 250VAC; 15A 125VAC solder lugs wire leads screw terminals 170-B 170-A 170 ON-(OFF)2 172-B 172-A 172 OFF-(ON)2 2 Cap Style/Color 2 CAP STYLE/COLOR1 CBL black plastic CGN green plastic CRD red plastic CWH white plastic NOTES 1 When selection 2 is left blank, a standard nickel plated plunger is supplied. ( ) Indicates momentary function. 34 www.carlingtech.com 172 .038[.965] WITH KEYWAY