Amphenol M28840 522WB connectors featuring crimp termination and front release for easy installation
Amphenol M28840 Shipboard Connectors
Amphenol offers a comprehensive line of M28840 circular connectors designed for demanding shipboard applications. These precision-machined connectors meet MIL-DTL-28840 specifications, providing high reliability and superior mechanical shock performance. Engineered to withstand extreme environmental conditions, they are ideal for mission-critical combat, communication systems, and mobile tactical shelters. The series features high-density configurations, multiple shell sizes, pin counts, plating options, and keying options, ensuring versatility for various naval and defense requirements.
Product Attributes
- Brand: Amphenol
- Standard: MIL-DTL-28840
- Plating Options: Cadmium, Zinc Nickel
- Keying Options: Six keying options (1, 2, 3, 4, 5, 6)
- Contact Size: AWG 20
- Wire Accommodation: AWG 20 to AWG 28
- Termination: Crimp termination, rear insert, front release
Technical Specifications
| Feature | Specification |
|---|---|
| Shell Sizes | 11, 13, 15, 17, 19, 23, 25, 29 & 33 |
| Pin Counts | 7, 12, 21, 31, 42, 64, 92, 121 and 155 |
| Contact Type | Standard Duty Electrical Pin Contact (M39029/83) & Socket Contact (M39029/84) |
| Wire Size (Contact Size 20) | AWG 20-28 |
| Current Rating (Max.) | 7.5A (20AWG), 5.0A (22AWG), 1.5A (28AWG), 1.0A (30AWG) |
| Test Voltage (Dielectric Withstanding Voltage) | 1000 VAC RMS at sea level |
| Insulation Resistance | 5000 megohms min. |
| Operating Temperature | -55°C to +200°C |
| Shock | In accordance with MIL-S-901 grade A |
| Vibration | Per EIA-364-28 test procedure |
| Contact Retention | Axial displacement not to exceed 0.012 inch (0.30 mm) |
| Durability | 500 cycles of engagement & disengagement |
| Materials & Finishes | Contacts: Copper Alloy, Gold plated Shells, Coupling Nuts, Jam Nuts: Aluminum Alloy or Stainless Steel Grommet Seal: Blended Elastomer Insulators: High Grade Engineering Plastic |
| Applications | US Navy Shipboard surface craft and submarine, Mission critical combat and communication systems, Mobile tactical shelters, Electronic battlefield networks, Mobile emergency telecommunications (MET) stations, Deployable outdoors in harsh environments. |
| Available Models | M28840/10, M28840/11, M28840/12, M28840/14, M28840/16, M28840/17, M28840/18, M28840/19, M28840/20, M28840/21, M28840/26, M28840/28, M28840/29, M28840/1, M28840/2, M28840/3, M28840/5, M28840/6, M28840/8, M28840/9, M28840/25, M28840/27, M28840/30, M28840/23, M28840/7, M28840/13, M28840/15, M28840/24, M28840/22, M39029/83, M39029/84 |
2411010955_Amphenol-M28840-522WB_C20055634.pdf