Active Electronics

ARINC 404 Connector

Amphenol’s “AR” Series, ARINC 404 rack and panel connectors, are designed to meet or exceed the requirements of MIL-C-81659 and ARINC Specification 404. The “AR” Series is a multi-purpose connector used in aerospace, military, and computer periphery applications. These connectors are available in five shell styles with up to four insert cavities. Inserts in this product line accommodate signal and power contacts in sizes 12, 16, 20 and 22. Coaxial contacts are available in sizes 5 and 9. Insert arrangements are available utilizing a single type contact or a combination of standard and coaxial contacts. Non-environmental and environmentally sealed connectors are offered. The environmental sealing is accomplished by wire sealing grommets and interfacial seals. Application specific designs, including transient protection, are available from Amphenol.


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Download the ARINC 404 Connector Product Brochure


Amphenol “AR” Series Connectors are designed per ARINC 404 specifications and utilize pin and socket contacts manufactured in conformance with MIL-C-39029.Insulation Resistance:500 megohms @ 25°CDielectric Withstanding Voltage (Sea Level): Service Rating AService Rating B*Environmental Sealed1,500V rms1,800V rmsNon-environmental, Standard1,000V rms1,500V rmsTemperature Range:(-55° C to +125 C) -67 F to +257 FContact Current Rating:Size 22 (#22 AWG Wire)5.0 ampsSize 20 (#20 AWG Wire)7.5 ampsSize 16 (#16 AWG Wire)13.0 amps

Size 12 (#12 AWG Wire)23.0 amps

Contact Retention:
Size 22: 15 lb.
Size 20: 20 lb.
Size 16: 25 lb.
Size 12: 30 lb.

Durability (Mating and Unmating)500 cycles

Salt Spray:MIL-STD-1344, Method 1001, Condition B

Vibration:MIL-STD-1344, Method 2005, Condition IV*

Meets service ratings as shown in MS 3157