Page 584 - Demo

550Dimensions in millimeters (inch) unless otherwise stated52-SM Captive ScrewsMiniature series · Surface Mount Technology (SMT) StyleNo. 2 Phillips / Slot CombinationT15 TORX® / Slot CombinationØ EStandoffSpringScrewØ JG C Ø B Ø BScrew Height and Screw Projection PC Board PreparationRecess Styles* Value represents float in unfastened positionNotes: P-1, P-2 Screw Projection measured from the top side of panel52 Captive Screws Minature Series - SMT Style• For installation to PC Board material utilizing surface mount technology• Smaller footprint for limited space applications• Heat treated steel screw for optimum strengthMaterial and FinishScre Hardened carbon steel, zinc plated, chromate, plus sealer Internal spring: 300 series stainless steel, passivated Standoff: Steel, Tin platedPlug: Silicone rubberInstallation NotesSee page 551Part NumberSee tableP-1H-1 F*(Total float of screw in standoff)Unfastened FastenedP-2H-2www.southco.com/52ACTUAL SIZETORX® is a registered trademark of CAMCAR InnovationsThreadSizePart Number (Reel package shown)H-1 H-2 P-1 P-2Ø BKnurledHeadØ BSmoothHeadØ J Ø E C G F* Ø K Ø NPanel Preparation Ø DKnurled Head Smooth HeadPhillips / Slotted TORX®/Slotted Phillips / Slotted TORX®/SlottedM3 x 0.5 52-SM-3311-K-R 52-SM-3411-K-R 52-SM-3311-N-R 52-SM-3411-N-R 14(.55)9.6(.38)0.8 (.03) 5.3 (.21) 7(.28)6.8(.27)5.5(.217)7.6(.30)7(.28)2.5(.1)0.5(.02) 5.6 (.22)8.6 (.34)5.6 +0.08/-052-SM-3321-K-R 52-SM-3421-K-R 52-SM-3321-N-R 52-SM-3421-N-R 2.3 (.09) 6.8 (.27) (.220 +.003/-.000)4-4052-SM-1311-K-R 52-SM-1411-K-R 52-SM-1311-N-R 52-SM-1411-N-R 14(.55)9.6(.38)0.8 (.03) 5.3 (.21) 7(.28)6.8(.27)5.5(.217)7.6(.30)7(.28)2.5(.1)0.5(.02)5.6 +0.08/-052-SM-1321-K-R 52-SM-1421-K-R 52-SM-1321-N-R 52-SM-1421-N-R 2.3 (.09) 6.8 (.27) (.220 +.003/-.000)6-3252-SM-2311-K-R 52-SM-2411-K-R 52-SM-2311-N-R 52-SM-2411-N-R 15.7(.62)10.7(.42)0.7 (.028) 5.8 (.23) 7.9(.31)7.6(.30)6.2(.244)8.1(.32)8.1(.32)2.5(.1)0.8(.03)6.4(.25)10.2(.40)6.4 +0.08/-052-SM-2321-K-R 52-SM-2421-K-R 52-SM-2321-N-R 52-SM-2421-N-R 2.2 (.087) 7.4 (.29) (.252 +.003/-.000)Screw Spring PlugStandoff1.5 (.063) Min. Ø DØ NØ 7.9 (0.31)Ø 7.62 (0.30)Ø K15.7 (0.62)10.6(0.42)P-1P-2Soldering PadSoldering pad surface areaPC BoardPacked with PlugPolyimide tape patchon top surface of screwfor vacuum pick upScrew as Shipped in Reel Pack