Manufacturer:

Amphenol

Description:

Backshells and Cable Clamps RoHS

Category:

Backshells and Cable Clamps/Backshells and Cable Clamps

Amphenol PCD M28840 Circular Connectors

Product Overview

Amphenol PCD now offers a complete line of M28840 Circular Connectors, manufactured 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, electronic battlefield networks, and mobile emergency telecommunications stations.

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, 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 accessories, common application tool for contacts.

Materials: Shells, Coupling Nuts, Jam Nuts: Aluminum Alloy or Stainless Steel. Contacts: Copper Alloy. Socket contact hood: Stainless Steel. Insulators: High Grade Engineering Plastic. Contact Retention Clip: Beryllium Copper. Grommet Seal: Blended Elastomer.

Plating Options: Cadmium, Zinc Nickel & Tin Zinc (Commercial only).

Technical Specifications

Specification

Details

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

Six (1, 2, 3, 4, 5, 6) for plugs and receptacles

Contact Size

Wire Accommodation

AWG 20 to AWG 28

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)

Contact Specifications (Pin)

M39029/83-508 (20-20), M39029/83-450 (20-22), M39029/83-451 (20-28)

Contact Specifications (Socket)

M39029/84-509 (20-20), M39029/84-452 (20-22), M39029/84-453 (20-28)

Backshell Types

Straight Strain-Relief (M28840/1), 90 Strain-Relief (M28840/2), 45 Strain-Relief (M28840/3), Back Shell for Metal Core Conduit (M28840/5), EMI/RFI Environmental (M28840/6), Dummy Storage Receptacle (M28840/7), 90 EMI/RFI Environmental (M28840/8), 45 EMI/RFI Environmental (M28840/9), Wall Mount Receptacle (M28840/10), In Line Receptacle (M28840/11), Box Mount Receptacle (M28840/12), Protective Receptacle Cover (M28840/13), Jam Nut Receptacle (M28840/14), Protective Plug Cover (M28840/15), Plug Connector (M28840/16), Plug Connector with Straight Strain Relief Backshell (M28840/17), Plug Connector with 90 Strain Relief Backshell (M28840/18), Plug Connector with 45 Strain Relief Backshell (M28840/19), Receptacle Connector with Straight EMI/RFI Backshell (M28840/20, M28840/21), Metal Conduit Bushing (M28840/22), E Nut (M28840/23), Mounting Gasket (M28840/24), 90 EMI Conduit Adaptor (M28840/25), Plug Connector with Straight EMI/RFI Backshell (M28840/26), 45 EMI Conduit Adaptor (M28840/27), 90 Adaptor Assembly Plug (M28840/28), Plug Connector with 45 EMI/RFI Backshell (M28840/29), Metal Conduit Coupler (M28840/30)

Contacts

Standard Duty Electrical Pin Contact (M39029/83), Standard Duty Electrical Socket Contact (M39029/84)

2411041626_Amphenol-M28840-618SB_C20055656.pdf