Circular Connectors (Military Connector)

MIL-C-26482 I Series Applications of Circular Connectors

Our MIL-C-26482 I series connectors are ideal for circuit signal connections.

Environments

Our MIL-C-26482 I series connectors are suitable for a wide range of military and civilian equipment, ensuring reliable electrical connections in various demanding environments featuring high humidity, salt spray, fungi, heavy rain, and dust.

MS3112P12-10S 85106RC18-32S50 General Information Compliant with MIL-C-26482 I series standards Bayonet coupling quick connect mechanism Contact configuration: mostly solder-type Compact size with high contact density Widely used in various military and civilian equipment Main Technical Performance Mechanical Performance Shell material: Aluminum alloy Plating options: Unmarked: Olive drab cadmium plating, conductive shell Class L: Chemical nickel plating, conductive shell Class A: Black anodization, non-conductive shell Class B: Cadmium plating, conductive shell Class S: Stainless steel passivation, conductive shell Class BW: Cadmium plating, brownish-green color, conductive shell Insulator material: Thermosetting or thermoplastic Sealing material: Silicone rubber Contact material: Gold-plated copper alloy Mechanical lifespan: 500 mating cycles Shock resistance: Withstands acceleration up to 490m/s² Random vibration resistance: Frequency range of 10-2000Hz, acceleration of 147m/s² Electrical Performance Working voltage and withstanding voltage (V):

Service rating	Withstanding voltage		Withstanding voltage
	I	II	I	II
Sea level	600	1000	1500	2300
21336m	300	450	375	500

Note: Different contact arrangements have different operating levels, see top-right corner of contact arrangement label

Contact resistance and current rating:

Contact ID	Diameter (mm)	Resistance (mΩ)	Current (A)
20#	Ø1.00	≤5	7.5
16#	Ø1.60	≤2.5	13
12#	Ø2.40	≤1.5	23

Insulation resistance: ≥ 5000MΩ at 25˚C, and ≥ 3MΩ at 125˚C

Environmental Performance Operating temperature: -55°C to 125°C Relative humidity: 95±4% at 40°C Salt spray test results: Cadmium plating: 500 hours Nickel plating: 48 hours/96 hours Sealing: Wire sealing: Pressure difference of 2×105Pa, leakage rate less than 4.6×102Pa•cm³/s Sintered sealing: Pressure difference of 1×105Pa, leakage rate less than 0.1Pa•cm³/s