SERIES 125/126 AND 165/166 - RETAINERS Calmark offers the Series 125/126 Card Retainer as the economical approach to protecting your Printed Circuit Board in shock and vibration applications. For those applications that require shock and vibration protection and heat sinking and grounding, the Series 165/166 may be the answer to your problem. The Series 125/126 is made from rugged stainless steel while the Series 165/166 is made from Alloy 10 BeCu for exceptional thermal and electrical conductivity. These Retainers conform to DSCC 85034. 125/126 Material: .41 (.016) thick Stainless Steel Type 301, Cond. 1/2 H, ASTM -A240 Finish: Passivate per MIL -S-5002 Series 125/126/165/166 retainers Part Number Code Series SPRING RATE 125, 126, 165, 166 Mounting holes are offset from card path and occur every inch, offering a choice of mounting patterns 60.4N/cm (34.5lbs/in) of deflection per spring finger 125 1.6 (.063) ________________ 06 2.4 (.094) ________________ 09 WEIGHT Length .4g/cm (.036oz/inch) 165/166 Material: .41 (.016) thick Alloy 10 Beryllium Copper. Cond. "AT" per Mil-C-81021 Finish: See Part No. Code SPRING RATE 56.0N/cm (32lbs/in) of deflection per spring finger WEIGHT Independent sections maximize contact with printed circuit card Coined edges allow smooth insertion and extraction without damage to card Spring fingers hold card against rigid side providing dampening under shock and vibration .48g/cm (.043oz/in) Printed Circuit Board 4.32 .13 (.170 .005) Recommended Mounting Dim 31.75 (1.25) to 311.15 (12.25) length.xx in 25.4 (1.00) increments. Other lengths available on request Finish (165/166 only) Nickel plate __________________________N or choose from Finish Table Part Number Code Example: 125-06-4.25 Series 125 passivated stainless steel, 107.95 (4.25) long designed for 1.6 (.063) thick printed circuit boards. FINISH TABLE Code Letter [blank] Turned in tabs and rigid wall limit card excursion under dynamic loading Break sharp edges. .8 (.03) Typ. B Dimension G Dimension PCB Dash +0.38 (.015) +0.0 (.00) No. Thickness \-0.0 (.000) \-0.80 (.03) -06 1.6 (1/16) 1.91 (.075) 1.14 (.045) -09 2.4 (3/32) 2.67 (.105) 1.91 (.075) Finish 125/126: passivated 165/166: no finish For 165/166 only "T" Bright Tin plate per Mil-T-10727 .005 (.0002) min. "N" Nickel plate per QQ-N-290 Cl. 1, Gr. F "ZN" Zinc plate per ASTM-B633 Type III (clear), SC1 "EN" Electroless nickel plate per Mil-C-26074 Cl. 1 Gr. B Series 125/126 = 3.18 (.125) Series 165/166 = 4.19 (.165) Length 18.3 (.72) Typ. B (see table) G (see table) 7.1 (.28) Typ. 6.73 (.265) 2.44 .05 (.96 .002) Dia.Typ. 4.19 (.165) Typ. 19.05 (.750) Typ. Units: mm (in)) .xx=.25, .x=.5 (.xxx=.010, .xx=.02) 60 -06 -3.25 N PCB Thickness www.calmark.com * 800-854-7086 25.40 .13 (1.000 .005) Tol. Noncum. 125/165 Shown 126/166 Opposite .64 (.025) R (inside) Typ. 8.18 +.25/-.50 (.322 +.010/-.020) 4.32 .13 (.170 .005) 3.18 (.125) Typ. Series 125/126 = 2.54 (.100) Series 165/166 = 3.56 (.140)