Pushbutton Switches Butt Contact Pushbutton Switches SerieS 39 SPSt , 150 ma to 1/2 amp FeatureS Requires an Absolute Minimum of Space Molded-In Ter minals in SPSTN.O. Solder Lug Ter minals diMenSiOnS in inches (and millimeters) economy Version normally OpenSPSt economy and Standard Version Operations *Complete 39-1 electrical Button at rated Part ratings Color 39-3 Load number 39-601* At 5 Vdc At 20 Vdc 39-601 RED Red 1,000,000 .110 .005 150 mA 20 mA 39-601 BLK Black (2,79 0,13) DIA. actuating Mtg. 8-40 UNS-2A t otal action t ravel Force (oz.) Hole THREAD A H .035 .015 + 4 11/64 B Momentar y 4 H = HEX MTG NUT .615 (15,62) (0,89 0,38) - 2 (4,37) DIA. E.I.A063 .010 (1,59 0,25) REF. C DATE THICK CODE Standard .219 .010 (5,56 0,25) D ACROSS FLATS LABEL* Operations Complete .072 .005 Button electrical .250 + .010/ .005 at rated Part (1.83 0,13) Color ratings .068 .005 Load number (6,35 + 0,25/ 0,13) (1,73 0,13) .036 .005 DIAMETER At 115 Vac At 220 Vac 39-1 Red (0,91 0,13) 1,000,000 A = .175 + .025/ .020 (4,45 + 0,64/ 0,51) 1 1 /2 Amp Res. /4 Amp Res. 39-3 Black *Label increases B = .125 . 010 (3,18 0,25) nominal diameter C = .215 .015 (5,46 0,38) t otal actuating Mtg. to .255 (6,48) D = .100 .020 (2,54 0,51) action t ravel Force (oz.) Hole .035 .015 + 4 11/64 Momentar y 4 (0,89 0,38) 2 (4,37) DIA. normally OpenSPSt with Sealed Bushing and Button 39-351* .110 .005 DIA. (2,79 0,13) 8-40 UNS-2A THREAD rating at rating at Operations *Complete Button A = .175 +.025/ .020 A 115 Vac 220 Vac at rated Part Color (4,45 +0,64/ 0,51) HEX MTG. NUT resistive resistive Load number B = .125 .010 O .0625 (1,59) TYP. B 39-351 RED Red (3,18 0,25) 1 1 THICK AND / 2 Amp /4 Amp 250,000 .650 39-351 BLK Black C = .250 .015 .218 (5,54) TYP. (16,51) (6,35 0,38) ACROSS FLATS C REF. D = .100 .020 actuating t otal action XXXX O = O RING (1,54 0,51) Force (oz.) t ravel E.I.A035 .015 .068 .005 (1,73 0,13) D Momentar y 16 8 DATE (0,89 0,38) CODE .312 .005 .036 .005 (0,91 0,13) Button is O-Ring (7,92 0,13) sealed internally072 .005 (1,83 0,13) ACROSS FLATS normally OpenSPSt with Overtravel .110 .005 39-12 (2,79 0,13) DIA. 8-40 UNS-2A 39-24 rating at rating at Operations Complete THREAD Button 115 Vac A 220 Vac at rated Part H Color resistive resistive Load number B H = HEX MTG NUT E.I.A. 39-12 Red 1 1 .755 (19,18) /2 Amp /4 Amp 100,000 .063 .010 (1,60 0,25) DATE 39-24 Black REF. C THICK CODE .219 .010 (5,56 0,25) LABEL* Over actuating Mtg. ACROSS FLATS t otal action D t ravel Force (oz.) Hole t ravel .250 + .010/ .005 11/64 (6,35 + 0,25/ 0,13) Momentar y .130 .025 .015 (0,38) 5 3 .072 .005 (4,37) (1.83 0,13) DIAMETER (3,30 0,64) Min. DIA. A = .175 + .025/ .020 (4,45 + 0,64/ 0,51) .068 .005 *Label increases (1,73 0,13) B = .125 .010 (3,18 0,25) .036 .005 nominal diameter C = .355 .015 (9,02 0,38) (0,91 0,13) to .255 (6,48) D = .100 .020 (2,54 0,51) Grayhill, Inc. 561 Hillgrove Avenue LaGrange, Illinois 60525-5997 USA Phone: 708-354-1040 Fax: 708-354-2820 www.grayhill.comPushbutton Switches Butt Contact Pushbutton Switches diMenSiOnS in inches (and millimeters) normally ClosedSPSt .105 .005 (2,67 0,13) DIA. 39-2 8-40 UNS-2A rating at rating at Operations THREAD Part A Cap 115 Vac 220 Vac at rated H number Color resistive B resistive Load .780 (19,81) H = HEX MTG NUT E.I.A. 1 1 REF. /4 Amp /8 Amp 250,000 39-2 Black .063 .010 (1,60 0,25) DATE THICK C CODE .219 .010 (5,56 0,25) actuating LABEL* t otal Mtg. ACROSS FLATS action t ravel Force (oz.) Hole D .042 .010 + 4 .172 Momentar y 4 .100 .010 .250 +.010/ .005 2 (1,07 0,25) (4,37) DIA. (2,54 0,25) (6,35 +0,25/ 0,13) DIAMETER A = .175 .025 (4,45 0,64) .060 .010 *Label increases B = .125 . 010 (3,18 0,25) (1,52 0,25) nominal diameter C = .390 .010 (9,91 0,25) to .255 (6,48) D = .100 (2,54) MAX. normally ClosedSPSt with Sealed Bushing and Button 39-352* .110 .005 DIA. (2,79 0,13) 8-40 UNS-2A THREAD A A = .165 +.035/ .015 H rating at (4,19 +0,89/ 0,38) rating at Operations *Complete Button B B = .125 .007 115 Vac 220 Vac O-RING at rated Part Color (3,18 0,18) resistive resistive .819 Load number C = .429 .015 (20,80) H = HEX MTG. NUT 39-352 RED Red 1 1 E.I.A. (10,90 0,38) /4 Amp /8 Amp 100,000 REF0625 (1,59) TYP. 39-352 BLK Black DATE D = .100 (2,54) MAX. C THICK AND E = 10 TO 40 CODE .218 (5,56) TYP. LABEL* actuating APPROX. t otal ACROSS FLATS action Force (oz.) t ravel D .100 (2,54) MAX042 .010 Momentar y 8 4 (0,17 0,25) E .100 .010 (2,54 0,25) .250 +.010/ .005 (6,35 + 0,25/ 0,13) .312 .005 .060 .010 (1,52 0,25) (7,92 0,13) ACROSS Button is o-r ing *Label increases nominal diameter to .255 (6,48) FLATS sealed inter nally. CirCuitry OrderinG inFOrMatiOn Materials and Finishes Part number description Mounting nut: Brass, tin zinc 39-1 N.O., Red Button Housing: Alumin um, clear anodiz ed for 39-2 N.C., Black Button 3 9 - 3 5 1 a n d 3 9 - 3 5 2 B r a s s , z i n c t r i v a l e n t 39-3 N.O., Black Button chromate-plated for others SPSt n.O. 39-12 N.O., Over travel Red Button Button: Ther moset plastic SPStn.O. WitH OVertra VeL 39-24 N.O., Over travel Black Button Base: Ther moset plastic 39-351 red N.O., Sealed, Red Button Shorting Bar: Fine silver for 39-2 and 39-352 39-351 BLK N.O., Sealed, Black Button brass, gold-plated over nickel plate for 39-601 39-352 red N.C., Sealed, Red Button fine silver, gold-plated for others 39-352 BLK N.C., Sealed, Black Button t erminals: Fine silver for 39-2 and 39-352 SPSt n.C. 39-601 red N.O., Economy, Red Button commercial bronze with gold-plated fine silver 39-601 BLK N.O., Economy, Black Button contact surface for others Spring: Tinned music wire Accessor y cap may be used with all switches O-rings: (39-351 and 39-352) Inter nal r ing is shown except 39-2. SPeCiFiCatiOnS silicone exter nal r ing is buna N rating Criteria Contact resistance: 25 milliohms maximum accessory on a new switch Part number description Voltage Breakdown: 1 , 0 0 0 Va c b e t w e e n aCCeSSOry 30B1012-5 Red Button Cap mutually insulated par ts 30B1012-9 Black Button Cap insulation resistance: 1 , 0 0 0 m e g o h m s Button Cap 30B1012-8 White Button Cap minimum Par t No. 30B1012 Operating t emperature: -40C to +85C For use with par t numbers Mounting t orque: 2 inch-pounds 39-351 and 39-352. (Fasten to button with Cyanoacr ylate Adhesive) Grayhill, Inc. 561 Hillgrove Avenue LaGrange, Illinois 60525-5997 USA Phone: 708-354-1040 Fax: 708-354-2820 www.grayhill.com