ca_B1-B66.qxd:Layout 1 2/9/11 7:58 PM Page 1 Mini Circular ca_B1-B66.qxd:Layout 1 2/9/11 7:59 PM Page 40 MKJ1 Connectors The MKJ1 is a robust connector meeting MIL-DTL-38999 shock and vibration requirements. Plug connector comes with an anti-decoupling spring for vibration resistance. Ideal for harsh environments where a robust electrical connection is required under the most demanding shock and vibration conditions. Proven design for avionics, satellites, and missile systems. Specifications Mini Circular B Contact Type Rear crimp or PCB mount Contacts Size 23 (0.076" spacing), Size 16 (.177” spacing) Wire Size #22 - #28 AWG (Size 23 Contacts), #16 - #20 AWG (Size 16 Contacts) Contact Rating 5 Amps Maximum Voltage Rating 500 VAC RMS sea level Insulation Resistance 5,000 Megaohms minimum Operating Temperature -55°C to +150°C Contact Resistance 8 Milliohms maximum Vibration 40 g’s in accordance with MIL-STD-1344 Method 2005, Condition IV Shock 300 g’s in accordance with MIL-STD-1344 Method 2004, Condition E Durability 2,000 mating cycles Receptacle Mounting Jam nut or Wall Mount EMI Shielding 40db attenuation, 100Mhz to 1000Mhz Coupling Double Start Threaded Materials Shells - Aluminum Alloy or Stainless Steel Insulators - Thermostatic Seals - Flurosilicone Contacts - Copper alloy with gold over nickel plating Dimensions shown in inches (mm) Specifications and dimensions subject to change B-40 www.ittcannon.com ca_B1-B66.qxd:Layout 1 2/9/11 7:59 PM Page 41 MKJ1 Connectors MKJ1 Plug (Banding Platform) B Mini Circular Socket Insert Pin Insert MKJ1 PLUG DIMENSIONS ØA B THREAD (ACME DOUBLE START) ØC PIN SOCKET 6-4 .600 .375- .05P .1L -2B .290 5.0 5.5 6-7 .600 .375- .05P .1L -2B .290 5.1 5.5 7-10 .680 .4375- .05P .1L -2B .390 6.9 7.7 9-19 .810 .5625- .05P .1L -2B .500 9.4 10.9 13-37 1.050 .8125- .05P .2L -2B .650 18.9 21.7 Dimensions shown in inches (mm) Specifications and dimensions subject to change www.ittcannon.com MAX WEIGHT IN GRAMS LAYOUT B-41 ca_B1-B66.qxd:Layout 1 2/9/11 7:59 PM Page 42 MKJ1 Connectors Plug Connector Orientation Front Side Mini Circular B Note: Pin insert front side shown for reference only. Socket insert is a mirror image. MKJ1 Plug Barrel Clocking Positions Master keyway remains stationary at top dead center for all sizes and clocking. BARREL CLOCKING POSITION K1° K2° A (NORMAL) 150° 210° B 75° 210° C 95° 230° D 140° 275° Barrel Clocking (A- Clocking Shown) Dimensions shown in inches (mm) Specifications and dimensions subject to change B-42 www.ittcannon.com ca_B1-B66.qxd:Layout 1 2/9/11 7:59 PM Page 43 MKJ1 Connectors MKJ1 Jam Nut Receptacle (Banding Platform) SHELL, RECEPTACLE B ØA LAYOUT B FLAT C FLATS FLANGE DIA. D THREAD (ACME DOUBLE START) E THREAD UN-2A ØF MAX WEIGHT IN GRAMS PIN SOCKET 6-4 .635 .410 .595 .375- .05P .1L -2A .4375-2B .290 4.1 4.6 6-7 .635 .410 .595 .375- .05P .1L -2A .4375-2B .290 4.2 4.6 7-10 .755 .536 .723 .4375- .05P .1L -2A .5625-2B .390 6.2 7.0 9-19 .830 .596 .790 .5625- .05P .1L -2A .625-2B .500 7.8 9.3 13-37 1.078 .845 1.044 .8125- .1P .2L -2A .875-2B .650 14.6 17.3 Socket Insert Pin Insert Panel Cutouts LAYOUT H FLAT ±.002 ØJ 6-4 .420 .448 6-7 .420 .448 7 - 10 .551 .573 9 - 19 .609 .635 13 - 37 .859 .885 Dimensions shown in inches (mm) Specifications and dimensions subject to change www.ittcannon.com B-43 Mini Circular MKJ1 JAM NUT RECEPTACLE DIMENSIONS ca_B1-B66.qxd:Layout 1 2/9/11 7:59 PM Page 44 MKJ1 Connectors MKJ1 PCB Jam Nut Receptacle (PCB Mount) Mini Circular B MKJ1 JAM NUT RECEPTACLE DIMENSIONS ØF MAX WEIGHT IN GRAMS PIN SOCKET .4375-28 .322 4.4 4.9 .375- .05P .1L -2A .4375-28 .322 4.7 5.1 .723 .4375- .05P .1L -2A .5625-28 .432 6.9 7.7 .596 .790 .5625- .05P .1L -2A .625-28 .512 9.2 10.7 .845 1.044 .8125- .1P .2L -2A .875-28 .677 17.1 19.9 LAYOUT ØA FLANGE DIA. 6-4 .635 .410 .595 .375- .05P .1L -2A 6-7 .635 .410 .595 7-10 .755 .536 9-19 .830 13-37 1.078 B FLAT C FLATS D THREAD E THREAD UN-2A (ACME DOUBLE START) Socket Insert Pin Insert Panel Cutouts LAYOUT H FLAT ±.002 ØJ 6-4 .420 .448 6-7 .420 .448 7 - 10 .551 .573 9 - 19 .609 .635 13 - 37 .859 .885 Dimensions shown in inches (mm) Specifications and dimensions subject to change B-44 www.ittcannon.com ca_B1-B66.qxd:Layout 1 2/9/11 7:59 PM Page 45 MKJ1 Connectors Receptacle Connector Orientation Front Side B Mini Circular Note: Socket insert front side shown for reference only. Pin insert is a mirror image. MKJ1 Receptacle Shell Clocking Positions Master keyway is perpendicular with B Flat for all sizes and remains stationary at top dead center for all clockings. SHELL CLOCKING POSITION K1° K2° A (NORMAL) 150° 210° B 75° 210° C 95° 230° D 140° 275° Shell Clocking (A- Clocking Shown) Dimensions shown in inches (mm) Specifications and dimensions subject to change www.ittcannon.com B-45