Robust Amphenol M28840 515WB connectors designed to withstand extreme environmental conditions and shock
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 connectors are designed for demanding shipboard applications, offering superior mechanical shock performance and the ability to withstand extreme environmental conditions. They are ideal for US Navy shipboard use, mission-critical combat and communications systems, mobile tactical shelters, and electronic battlefield networks. Amphenol also provides a full range of backshells to support this connector series.
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 multiple shell sizes and pin counts, various plating options (Cadmium, Zinc Nickel & Tin Zinc for Commercial), six keying 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.
Technical Specifications
| Specification | Details | ||||||||||||||||||||||||||||||||||||||||||
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| 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, 155 | ||||||||||||||||||||||||||||||||||||||||||
| Plating Options | Cadmium, Zinc Nickel & Tin Zinc (Commercial only) | ||||||||||||||||||||||||||||||||||||||||||
| Keying Options | Six (1, 2, 3, 4, 5, 6) | ||||||||||||||||||||||||||||||||||||||||||
| Contact Size | 20 | ||||||||||||||||||||||||||||||||||||||||||
| Wire Accommodation | AWG 20 to AWG 28 | ||||||||||||||||||||||||||||||||||||||||||
| Contact Type | Crimp termination, rear insert, front release | ||||||||||||||||||||||||||||||||||||||||||
| Backshell Types | Straight, 90, 45 | ||||||||||||||||||||||||||||||||||||||||||
| Materials & Finishes | Shells, Coupling Nuts, Jam Nuts: Aluminum Alloy or Stainless Steel. Contacts: Copper Alloy, Gold plated. Socket contact hood: Stainless Steel. Insulators: High Grade Engineering Plastic. Contact Retention Clip: Beryllium Copper. Grommet Seal: Blended Elastomer. | ||||||||||||||||||||||||||||||||||||||||||
| Contact Specifications |
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| Shell Size Table (Example: Size 11) |
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| Backshell Models | M28840/1 (Straight Strain-Relief), M28840/2 (90 Strain-Relief), M28840/3 (45 Strain-Relief), M28840/5 (Metal Core Conduit), M28840/6 (EMI/RFI Environmental), M28840/7 (Dummy Storage Receptacle), M28840/8 (90 EMI/RFI Environmental), M28840/9 (45 EMI/RFI Environmental), M28840/10 (Wall Mount Receptacle), M28840/11 (In Line Receptacle), M28840/12 (Box Mount Receptacle), M28840/13 (Protective Receptacle Cover), M28840/14 (Jam Nut Receptacle), M28840/15 (Protective Plug Cover), M28840/16 (Plug Connector), M28840/17 (Plug Connector w/ Straight Strain Relief), M28840/18 (Plug Connector w/ 90 Strain Relief), M28840/19 (Plug Connector w/ 45 Strain Relief), M28840/20 (Receptacle w/ Straight EMI/RFI Backshell), M28840/21 (Receptacle w/ Straight EMI/RFI Backshell), M28840/22 (Metal Conduit Bushing), M28840/23 (E Nut), M28840/24 (Mounting Gasket), M28840/25 (90 EMI Conduit Adaptor), M28840/26 (Plug w/ Straight EMI/RFI Backshell), M28840/27 (45 EMI Conduit Adaptor), M28840/28 (90 Adaptor Assembly Plug), M28840/29 (Plug w/ 45 EMI/RFI Backshell), M28840/30 (Metal Conduit Coupler Styles A & B). | ||||||||||||||||||||||||||||||||||||||||||
| Contacts | M39029/83 (Standard Duty Electrical Pin Contact), M39029/84 (Standard Duty Electrical Socket Contact) |
2411041626_Amphenol-M28840-515WB_C20055622.pdf