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Glenair 660023M21D423 Protective Cover

This rugged protective cover is designed to safeguard electronic components and connectors in demanding environments. It provides reliable physical protection against dust, debris, moisture, and mechanical impacts, ensuring optimal performance and longevity of the equipment. Made with durable materials, it is suitable for MIL-C-38999 Series III threaded applications, offering a secure fit and corrosion resistance. Its comprehensive design maintains device integrity, preventing contamination and damage, which is essential for aerospace, defense, and industrial applications requiring high-quality protective solutions.

Authorized Distributors
Source:Newark
Part No:660-023M21D4-23
Stock:25
Inv Date:06-05-2026
Price: Unit price: $365.79
Buy/RFQ:
Source:DigiKey
Part No:660-023M21D4-23
Stock:50
Inv Date:06-05-2026
Price: Unit price: $865.75
Buy/RFQ:
Part No:660-023M21D4-23
Stock:0
Inv Date:06-06-2026
Price: Unit price: $254.47
Buy/RFQ:

Glenair 660023M21D423 Protective Cover Specifications:

  • Material: Metal and high-strength polymer composite
  • Compatibility: MIL-C-38999 Series III threaded connectors
  • Type: Protective cover for plugs and receptacles
  • Finish: Corrosion-resistant coating
  • Thread size: Standard MIL-C-38999 Series III threading
  • Dimensions: Compatible with shell sizes 09 to 25, maximum diameter varies by size
  • Protection: Dust, debris, moisture, and mechanical impact resistant
  • Application: Aerospace, military, industrial equipment
  • Compliance: MIL-C-38999 Series III standards
  • Design: Secure threaded installation with gasket seal for environmental sealing
  • Weight: Varies based on size and material, optimized for durability and lightweight design

Buy the Glenair Series 660-023 Protective Cover for MIL-C-38999 Series III Connectors

Enhance your equipment's protection with the Glenair 660-023 series protective cover designed to withstand harsh environments. Made with durable materials, it provides reliable shielding against dust, debris, moisture, and mechanical impacts. Perfect for aerospace, military, and industrial applications, this cover ensures your connectors and electronic modules remain safe and functional over long periods. Easy to install with MIL-C-38999 Series III threaded compatibility, this cover offers environmental sealing, corrosion resistance, and durability—ideal for demanding operational conditions needing high-integrity protection solutions.

Order your Glenair Series 660-023 protective cover today and ensure the durable safeguarding of your electronic components against environmental hazards.

Frequently Asked Questions

Where can I buy Glenair 660023M21D423?

You can click on the BUY or RFQ button to purchase 660023M21D423 from an authorized Glenair distributor.

How do I troubleshoot issues or seek technical support for part 660023M21D423?

You can download the 660023M21D423 datasheet or visit the Glenair website for support.

Who is the manufacturer of 660023M21D423?

Glenair

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