Manufacturer:

Amphenol

Description:

Backshells and Cable Clamps

Category:

Backshells and Cable Clamps/Backshells and Cable Clamps

Amphenol PCD M28840 Circular Connectors

Product Overview

Amphenol PCD offers a complete line of M28840 circular connectors manufactured according to MIL-DTL-28840 specifications. These shipboard application connectors are precision-machined for high reliability and superior mechanical shock performance. Designed to withstand extreme environmental conditions and demanding applications, these high-density connectors are suitable 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 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, 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 & 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. Plating: Cadmium, Zinc Nickel & Tin Zinc (Commercial only).

Technical Specifications

Specification

Details

Current Rating (Size #20 contact)

20AWG: 7.5A, 22AWG: 5.0A, 28AWG: 1.5A, 30AWG: 1.0A

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

Six (1, 2, 3, 4, 5, 6)

Contact Size

Wire Accommodation

AWG 20 to AWG 28

Contact Types

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

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 Connector (M28840/10), In Line Receptacle Connector (M28840/11), Box Mount Receptacle Connector (M28840/12), Protective Receptacle Cover (M28840/13), Jam Nut Receptacle Connector (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 Style A & B (M28840/30)

2411041626_Amphenol-M28840-519WB_C20055629.pdf