Military/Aerospace/HI-REL MIL-S-83731 Toggle Switches Features/Benefits • R ated for logic level to 5 amp resistive loads • Q ualified to MIL-S-83731 and 2 amp inductive loads • 5 0 µ inch selective gold contact plating • F lame retardant housing material • E poxy sealed terminals for process compatibility • RoHS compliant and compatible Test Requirement MIL-S-83731/9, 10, 13, 14, 15, 16 1. Strength of Terminal 1 lb. – solder lug 2. Strength of Actuating Lever Pivot and Stop 10 lbs. & 8 lbs. throughout range 3. Strength of Mounting Means 15 lbs. in. torque on bushing 4. Dielectric (Sea Level) Indication 1000 VAC Group B, 750 VAC after electrical endurance. 500 µA max. leakage 5. Contact Voltage Drop 2.5 millivolt initial, 5.0 millivolt after mechanical endurance @ 2-6 VDC 0.1 amp 6. Temperature Rise 50˚ C rise max. @ rated resistive load after endurance test 7. Short Circuit 10 operations carry 100 amps resistive load @ lowest DC volts 8. Mechanical Life 20K operations at specified high and low temperatures 9. Electrical Endurance 10K operations at specified high and low temperatures 10. Overload 50 operations @ 150% of rated resistive load 11. Electrical Endurance at Sea Level 10K operations resistive load @ room temperature 10K operations inductive load @ room temperature 10K operations lamp load @ room temperature Performed on different test samples 12. Vibration Method 204 of MIL-STD-202, test condition A .06 D. A. or 10 G’s 10-500 Hz, 10 usec. max. chatter 13. Shock Fuse-method 213 or MIL-STD-202, 10 usec. max. chatter 14. Salt Spray 48 hours – method 101 of MIL-STD-202, test condition B Test Upon Completion 10 operations resistive load (toggle sealed switches only) 15. Moisture Resistance Method 106 of MIL-STD-202 Test Upon Completion 100 VDC potential between current carrying parts and panel 16. Sand & Dust Method 110 of MIL-STD-202, test condition B 6 hours @ 23 C 2.5K operations mechanical life (toggle sealed switches only) 17. Explosion MIL-STD-202 method 109, maximum rated DC inductive load (toggle sealed switches only) 18. Sealing Toggle seal – 5 operations under 0.5 inches of H2O above top of bushing 19. A.) Toggle Seal (Toggle sealed switches only) B.) Bushing Seal (Panel sealed switches only) 20. Temperature Operation Mechanical life, –25 C to +71 C 21. Life Low Cur. Level No requirement 22. Fungus No requirement 23. Intermediate Current 20K operations, 35/40 milliamps @ 5 VDC resistive load @ +71C 24. Thermal Shock Method 107 of MIL-STD-202 test condition A; 5 cycles @ –55 C/+85 C RATINGS MATERIALS CURRENT RATINGS – HIGH LEVEL CASE: Diallyl phthalate (DAP) (UL 94 V-0). Current Capacity in Amperes – Per Pole BUSHING: Brass, nickel plated. 28V dc 115V ac, 400 Hz 125V ac, 60 HOUSING: Stainless steel. Lamp Load Hz ACTUATOR: Brass, chrome plated. 1 1 1 SWITCH SUPPORT: Brass, tin plated. Resistive Load TERMINALS: Gold over nickel over copper alloy. 5 5 5 TERMINAL SEAL: Epoxy. Inductive Load 2 2 2 CONTACTS: Gold over nickel over silver over brass. F PANEL SEAL: Silicone rubber. CURRENT RATINGS – LOGIC LEVEL MOUNTING HARDWARE: Two hexagon nut, brass with T 0.5 Volt – Amp (VA) Max. @ 28 V Max. (AC or DC) nickel plating; one lockwasher, steel with nickel o plating; one locking ring, brass with nickel plating. g g HOW TO ORDER: Complete part numbers for MIL-S-83731 TOGGLE SWITCHES are shown on pages F–18 through F–21. le Dimensions are shown: Inches (mm) 26 jan 17 Specifications and dimensions subject to change www.ckswitches.com F–17

Military/Aerospace/HI-REL MIL-S-83731 Toggle Switches SWITCH FUNCTION CONNECTED TERMINALS POS. 1 POS. 2 POS. 3 POS. 1 POS. 2 POS. 3 NO. POLES MODEL NO. SCHEMATIC M83731/9-211 ON OFF ON OPEN M83731/9-231 ON NONE ON N/A M83731/9-261 ON NONE MOM. 2-3 2-1 SP M83731/9-271 MOM. OFF MOM. OPEN SPDT M83731/9-311 ON OFF MOM. M83731/9-341 NONE ON MOM. N/A 2-3 2-1 SPDT SWITCH FUNCTION CONNECTED TERMINALS POS. 1 POS. 2 POS. 3 POS. 1 POS. 2 POS. 3 NO. POLES MODEL NO. SCHEMATIC M83731/10-211 ON OFF ON OPEN M83731/10-231 ON NONE ON N/A M83731/10-261 ON NONE MOM. 2-3,5-6 2-1,5-4 M83731/10-271 MOM. OFF MOM. DP OPEN M83731/10-311 ON OFF MOM. M83731/10-321 ON ON ON M83731/10-331 ON ON MOM. 2-3,5-6 2-3,5-4 2-1,5-4 DPDT M83731/10-351 MOM. ON MOM. 2-3,5-6 2-3,5-4 2-1,5-4 DPDT PANEL MOUNTING F e l g g o T Without locking ring. With standard locking ring. Dimensions are shown: Inches (mm) 26 jan 17 Specifications and dimensions subject to change www.ckswitches.com F–18

Military/Aerospace/HI-REL MIL-S-83731 Toggle Switches SWITCH FUNCTION CONNECTED TERMINALS POS. 1 POS. 2 POS. 3 POS. 1 POS. 2 POS. 3 NO. POLES MODEL NO. SCHEMATIC M83731/9-212 ON OFF ON OPEN M83731/9-232 ON NONE ON N/A M83731/9-262 ON NONE MOM. 2-3 2-1 SP M83731/9-272 MOM. OFF MOM. OPEN M83731/9-312 ON OFF MOM. SPDT M83731/9-342 NONE ON MOM. N/A 2-3 2-1 PC MOUNTING SPDT SWITCH FUNCTION CONNECTED TERMINALS POS. 1 POS. 2 POS. 3 POS. 1 POS. 2 POS. 3 NO. POLES MODEL NO. SCHEMATIC M83731/10-212 ON OFF ON OPEN M83731/10-232 ON NONE ON N/A M83731/10-262 ON NONE MOM. 2-3,5-6 2-1,5-4 M83731/10-272 MOM. OFF MOM. DP M83731/10-312 ON OFF MOM. OPEN M83731/10-322 ON ON ON 2-3,5-6 2-3,5-4 2-1,5-4 M83731/10-332 ON ON MOM. DPDT M83731/10-352 MOM. ON MOM. 2-3,5-6 2-3,5-4 2-1,5-4 PC MOUNTING F T o g DPDT g l e Dimensions are shown: Inches (mm) 26 jan 17 Specifications and dimensions subject to change www.ckswitches.com F–19

Military/Aerospace/HI-REL MIL-S-83731 Toggle Switches SWITCH FUNCTION CONNECTED TERMINALS POS. 1 POS. 2 POS. 3 POS. 1 POS. 2 POS. 3 NO. POLES MODEL NO. SCHEMATIC M83731/13-211 ON OFF ON OPEN M83731/13-231 ON NONE ON N/A M83731/13-261 ON NONE MOM. 2-3 2-1 SP M83731/13-271 MOM. OFF MOM. OPEN M83731/13-311 ON OFF MOM. SPDT M83731/13-341 NONE ON MOM. N/A 2-3 2-1 PC MOUNTING SPDT SWITCH FUNCTION CONNECTED TERMINALS POS. 1 POS. 2 POS. 3 POS. 1 POS. 2 POS. 3 NO. POLES MODEL NO. SCHEMATIC M83731/14-211 ON OFF ON OPEN M83731/14-231 ON NONE ON N/A M83731/14-261 ON NONE MOM. 2-3,5-6 2-1,5-4 M83731/14-271 MOM. OFF MOM. DP M83731/14-311 ON OFF MOM. OPEN M83731/14-321 ON ON ON 22-33,55-66 22-33,55-44 22-11,55-44 DPDT M83731/14-331 ON ON MOM. M83731/14-351 MOM. ON MOM. 2-3,5-6 2-3,5-4 2-1,5-4 PC MOUNTING F e l g g o DPDT T Dimensions are shown: Inches (mm) 26 jan 17 Specifications and dimensions subject to change www.ckswitches.com F–20

Military/Aerospace/HI-REL MIL-S-83731 Toggle Switches SWITCH FUNCTION CONNECTED TERMINALS POS. 1 POS. 2 POS. 3 POS. 1 POS. 2 POS. 3 NO. POLES MODEL NO. SCHEMATIC M83731/15-211 ON OFF ON OPEN M83731/15-231 ON NONE ON N/A M83731/15-261 ON NONE MOM. 2-3 2-1 SP M83731/15-271 MOM. OFF MOM. M83731/15-311 ON OFF MOM. OPEN SPDT M83731/15-341 NONE ON MOM. N/A 2-3 2-1 PC MOUNTING SPDT SWITCH FUNCTION CONNECTED TERMINALS POS. 1 POS. 2 POS. 3 POS. 1 POS. 2 POS. 3 NO. POLES MODEL NO. SCHEMATIC M83731/16-211 ON OFF ON OPEN M83731/16-231 ON NONE ON N/A M83731/16-261 ON NONE MOM. 2-3,5-6 2-1,5-4 M83731/16-271 MOM. OFF MOM. DP OPEN M83731/16-311 ON OFF MOM. M83731/16-321 ON ON ON DPDT 2-3,5-6 2-3,5-4 2-1,5-4 M83731/16-331 ON ON MOM. M83731/16-351 MOM. ON MOM. 2-3,5-6 2-3,5-4 2-1,5-4 PC MOUNTING F T o g g DPDT l e Dimensions are shown: Inches (mm) 26 jan 17 Specifications and dimensions subject to change www.ckswitches.com F–21

Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: C &K Switches: M83731/10-211 M83731/10-261 M83731/10-271 M83731/10-312 M83731/10-321 M83731/10-351 M83731/15-231 M83731/15-261 M83731/15-271 M83731/16-311 M83731/9-261 M83731/9-272 M83731/10-272 M83731/10-311 M83731/13-261 M83731/13-271 M83731/9-212 M83731/10-212 M83731/10-262 M83731/10-341 M83731/13-211 M83731/15-211 M83731/16-231 M83731/16-261 M83731/9-211 M83731/9-232 M83731/9-311