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Amphenol M28840 522WB connectors featuring crimp termination and front release for easy installation

Manufacturer:
Amphenol
Description:
Backshells and Cable Clamps
Category:
Backshells and Cable Clamps/Backshells and Cable Clamps
Specifications
Mfr. Part #:
M28840/522WB
Model Number:
M28840/522WB
Introduction

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

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