MS27488-20-2

8LT Series Description Applications High density connector from 1 to High density connectors for all military 128 contacts and aeronautical purposes. Sizes 22D, 20, 16, 12, 16 coax and 8 triax Bayonet locking system Standards 100% scoop proof MIL-C 38999 Series I - QPL approved NFC 93422 HE 308 DTAT-C 5935 X 0005 (HE 308 standard) GAM/T1 list Electrical Climatic Characteristics Temperature range : Test voltage (Vrms) Mechanical - cadmium plating (B) : -65C +175C Service sea level at 21000 m Shell : aluminum alloy - nickel plating (F) : -65C +200C M 1300 800 Sealing : mated connectors Plating : I 1800 1000 - differential pressure 2 bars - olive green cadmium (B) II 2300 1000 3 - leakage 16 cm /hr - nickel (F) Salt spray to : Contact resistance : Insulator : thermoplastic resistance of wire included in measurement : MIL STD 1344 method 1001 Grommet and seal : silicone elastomer size 22D : 14.6 m size 20 : 7.3 m - 500 hours (version B) size 16 : 3.8 m size 12 : 1.7 m Contact : copper alloy - 48 hours (version F) Insulation resistance : 5000 M (at 500 Vdc) Plating : gold over nickel NFC 93422 Contact rating : - 48 hours (version F) Endurance : 500 cycles size 22D : 5 A size 20 : 7.5 A Damp heat : Shock : 300 g during 3 ms and MIL-S901 size 16 : 13 A size 12 : 23 A MIL-C 38999 : 10 cycles 24 hrs grade A Shell continuity : NFC 93422 : 56 days - olive green plating : 2.5 m Vibration : sine 10 to 2000 H 30 g random - nickel plating : 1 m 2 100 to 300 Hz - 5 (g /Hz) Shielding : - 90 dB to 100 MHz Resistance to fluids Contact retention : (mini force in N) - 50 dB to 10000 MHz To MIL-C 38999 : size 22 D : 45 N size 20 : 67 N Triaxial contact : 8 - bandwidth : 0 - 20 MHz MIL-L 7808 MIL-L 23699 size 16 : 110 N size 12 : 110 N - voltage rating : 500 Vac Max. MIL-H 5606 MIL-A 8243 size 8 : 110 N 125 Vac at 21000 m MIL-C 25769 MIL-T 5624 (JP5) - voltage drop : hydraulic fluids solvents inner and middle contact 55 mV under 1A To NFC 93422 : outer contact 75 mV under 12A F46 - F54 - 0/180 - H515 - H542 - XH45 Connectors ordering information FCI Souriau part numbers basic series 8LT 0 - 13 B 35 P N shell type 0 - square flange receptacle 3 - square flange receptacle (rear mounting) 2 - square flange receptacle not accepting backshell 7 - jam nut receptacle 1 - cable connecting receptacle 5 - plug with RFI shielding designator - connectors with standard crimp contacts L - receptacle with long spill (male and female 22D) C - receptacle with short spill (male and female 22D, 20, 16) T - receptacle with male contacts size 20 for wire wrap (2 wraps) W - receptacle with male contacts size 22 for wire wrap (3 wraps) shell size 09-11-13-15-17-19-21-23-25 plating F - nickel B - olive green cadmium (MIL-C 38999 - HE 308) contact layout - see table p 120 contact type P - male S - female A - male connector supplied less contact or with specific contacts B - female connector supplied less contact or with specific contacts polarization N - normal A-B-C-D - see table p 77 Note : connectors supplied with standard contacts 748LT Series MIL-C 38999 part numbers basic series MS 27466 T 13 B 35 P shell type 27466 - square flange receptacle (front mounting) 27656 - square flange receptacle (rear mounting) 27468 - jam nut receptacle 27467 - plug with RFI shielding class T - with thread for backshell, supplied less backshell shell size 09-11-13-15-17-19-21-23-25 plating B - olive green cadmium F - nickel contact layout - see table p 120 contact type P - male A - male connector supplied less contact or with specific contacts S - female B - female connector supplied less contact or with specific contacts polarization N - Normal (not included in part number) A-B-C-D - see table p 77 Note : connectors supplied with MIL-C contacts HE 308 part numbers basic series HE308 - 00 T 13 - 35 P N 7 M shell type 00 - square flange receptacle 07 - jam nut receptacle 06 - plug with RFI shielding 11 - jam nut receptacle with straight spill contacts class T - sealed shell size 09-11-13-15-17-19-21-23-25 contact layout - see table p 120 contact type P - male S - female polarization N - normal A-B-C-D - see table p 77 plating 6 - nickel 7 - olive green cadmium contractual specification specification - connector supplied with contact : (without specification) L - connector supplied without contact Backshells ordering information FCI Souriau part numbers basic series 8LST 103 G 01 shell size 09 11 13 15 17 19 21 23 25 index number 101 102 103 104 105 106 107 108 109 plating B - olive green cadmium F - nickel backshell type 01 - backnut 03 - elbow cable clamp 02 - straight cable-clamp 07 - backshell for screen termination and heatshrink boot suffix for backshell type 07 only 1 - for receptacle type 0 (shells 09 to 25) 2 - for receptacle type 7 (shells 09 to 25) - for plug type 5 (shells 09 to 23) - for plug type 5 (shell 25 only) HE 308 part numbers basic series HE 308 - 13 13 1 7 M backshell type 13 - backshell for screen termination and heatshrink boot shell size 09-11-13-15-17-19-21-23-25 designator 1 - for receptacle type 0 (shells 09 to 25) 2 - for receptacle type 7 (shells 09 to 25) - for plug type 5 (shells 09 to 23) - for plug type 5 (shell 25 only) plating 6 - nickel 7 - olive green cadmium contractual specification 75