Amphenol M28840 517SB Circular Connectors Designed for Electronic Battlefield Networks and Tactical
Amphenol PCD M28840 Circular Connectors
Product Overview
Amphenol PCD now offers a complete line of M28840 Circular Connectors, manufactured according to MIL-DTL-28840 specifications. These precision-machined, highly reliable shipboard application connectors are designed to meet superior mechanical shock performance and withstand extreme environmental conditions. They are ideal for US Navy shipboard, surface craft, submarines, mission-critical combat and communications systems, mobile tactical shelters, electronic battlefield networks, and mobile emergency telecommunications stations. Amphenol also provides a full range of compatible backshells for this connector series, offering strain relief, EMI, and environmental sealing options.
Product Attributes
- Brand: Amphenol PCD
- Standard: MIL-DTL-28840
- Applications: US Navy shipboard, surface craft, submarines, mission critical combat and communications systems, mobile tactical shelters, electronic battlefield networks, mobile emergency telecommunications (MET) stations, deployable outdoors in harsh environments.
- Features: Precision-machined, high-density, available in nine shell sizes, multiple pin counts, plating options (Cadmium, Zinc Nickel & Tin Zinc for Commercial), six keying options, size 20 contacts with various wire accommodation options, crimp termination, rear insert and front release contacts, complete line of backshells.
- Benefits: Fully intermateable and interchangeable with qualified M28840 connectors, backshell designs for strain relief, EMI and environmental sealing, options for kitted connectors with backshells and accessories, common application tool for all contact types.
- Materials: Shells, Coupling Nuts, Jam Nuts: Aluminum Alloy or Stainless Steel. Contacts: Copper Alloy. Socket contact hood: Stainless Steel. Grommet Seal: Blended Elastomer.
- Finishes: Cadmium, Zinc Nickel & Tin Zinc (Commercial only).
Technical Specifications
| Specification | Details |
|---|---|
| Current Rating (Size #20 contact) | 7.5A (20AWG), 5.0A (22AWG), 1.5A (28AWG), 1.0A (30AWG) |
| Test Voltage | 1000 VAC RMS at sea level |
| Insulation Resistance | 5000 megohms min. (at ambient temp) |
| Contact Resistance | Per SAE-AS39029 |
| Operating Temperature | -55C to +200C |
| Shock | In accordance with MIL-S-901 grade A |
| Vibration | In accordance with EIA-364-28 |
| Magnetic Permeability | Less than 2.0 (Aluminum) |
| Shell Sizes | 11, 13, 15, 17, 19, 23, 25, 29 & 33 |
| Pin Counts | 7, 12, 21, 31, 42, 64, 92, 121 and 155 |
| Keying Options | 6 options (1, 2, 3, 4, 5, 6) |
| Contact Size | 20 |
| Wire Accommodation | AWG 20 to AWG 28 |
| Contact Type | Crimp termination, rear insert and front release |
| Backshell Types | Straight, 90, and 45 |
| Contact Specifications (Pin) | M39029/83-508 (Size 20, 20-24 AWG), M39029/83-450 (Size 20, 22-26 AWG), M39029/83-451 (Size 20, 28-32 AWG) |
| Contact Specifications (Socket) | M39029/84-509 (Size 20, 20-24 AWG), M39029/84-452 (Size 20, 22-26 AWG), M39029/84-453 (Size 20, 28-32 AWG) |
| Models | M28840/1 (Straight Strain-Relief Backshell), M28840/2 (90 Strain-Relief Backshell), M28840/3 (45 Strain-Relief Backshell), M28840/5 (Backshell for Metal Core Conduit), M28840/6 (EMI/RFI Environmental Backshell), M28840/7 (Dummy Storage Receptacle), M28840/8 (90 EMI/RFI Environmental Backshell), M28840/9 (45 EMI/RFI Environmental Backshell), M28840/10 (Wall Mount Receptacle Connector), M28840/11 (In-Line Receptacle Connector), M28840/12 (Box Mount Receptacle Connector), M28840/13 (Protective Receptacle Cover), M28840/14 (Jam Nut Receptacle Connector), M28840/15 (Protective Plug Cover), M28840/16 (Plug Connector), M28840/17 (Plug Connector With Straight Strain Relief Backshell), M28840/18 (Plug Connector With 90 Strain Relief Backshell), M28840/19 (Plug Connector With 45 Strain Relief Backshell), M28840/20 (Receptacle Connector With Straight EMI/RFI Backshell), M28840/21 (Receptacle Connector With Straight EMI/RFI Backshell), M28840/22 (Metal Conduit Bushing), M28840/23 (E Nut), M28840/24 (Mounting Gasket), M28840/25 (90 EMI Conduit Adapter), M28840/26 (Plug Connector With Straight EMI/RFI Backshell), M28840/27 (45 EMI Conduit Adapter), M28840/28 (90 Adapter Assembly Plug), M28840/29 (Plug Connector With 45 EMI/RFI Backshell), M28840/30 (Metal Conduit Coupler Style A & B), M39029/83 (Standard Duty Electrical Pin Contact), M39029/84 (Standard Duty Electrical Socket Contact) |
2411041626_Amphenol-M28840-517SB_C20055625.pdf