Amphenol's MS27473 series II miniature circular connectors offer a compact and robust solution for demanding environments. These connectors are designed for high-performance requirements, including military and commercial aviation, communications equipment, and test equipment. They provide a lightweight, space-saving design with high-density contact arrangements and environmentally-sealed construction. The connectors are intermateable with Deutsch, ITT Cannon, Souriau, and other MIL-DTL-38999 series II connectors, ensuring compatibility across various systems. They feature quick-mating three-point bayonet coupling nuts and a wide range of military-standard accessories for versatile integration.
Platings: ['A - Clear chromate over cadmium over electroless nickel per QQ-P-416', 'B - Olive drab chromate over cadmium over electroless nickel per QQ-P-416', 'F - Electroless nickel per QQ-N-290', 'C - Hard, anodic, non-conductive in accordance with MIL-A-862', 'W52 - Olive drab zinc cobalt']
Contacts: Copper alloy
Contact Plating: Gold-plated, 50 microinches per MIL-G-45204 type II, grade C, class 1
Insulator: Hard dielectric wafer with metal retention tines
Grommet & Seals: Silicone-based elastomer
Grounding Springs: Beryllium copper
Operating Temperature: -85°F to +392°F (-65°C to +200°C)
Mating Life: 500 cycles minimum (250 for plug with grounding fingers)
Salt Spray Resistance: ['Finish A: 48-hour per MIL-STD-1344A method 1001 condition B', 'Finish B: 500-hour per MIL-STD-1344A method 1001 condition C', 'Finish F: 48-hour per MIL-STD-1344A method 1001 condition B', 'Finish C: 500-hour per MIL-STD-1344A method 1001 condition C', 'Finish W52: 48-hour']