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MCDLSF Underwater Connector Locking Sleeve Female | Metal O-Ring

Published on:2026-05-24 Click:33

MCDLSF Underwater Connector Locking Sleeve Female | Metal O-Ring

MCDLSF female locking sleeve with metal O-ring for underwater electrical connectors. Secures mated connector pairs against accidental decoupling in ROV and subsea applications.

Product introduction

MCDLSF Underwater Connector Locking Sleeve -- Female with Metal O-Ring

The MCDLSF female locking sleeve with metal O-ring is a retention accessory designed to secure mated underwater electrical connector pairs against vibration, current drag, and accidental decoupling. Compatible with SubConn-equivalent MCIL/MCBH series connectors, this locking sleeve is manufactured in 316L stainless steel for maximum corrosion resistance in seawater and marine environments.

Parameter Specification
Model MCDLSF (female locking sleeve)
Material 316L Stainless Steel
Sealing Metal O-ring (contact us for size)
Compatibility SubConn-equivalent MCIL/MCBH connectors
Finish Electropolished / passivated
Depth Rating Matches connector pair rating (up to 6,000 m)
Function Locks mated connector pair -- prevents decoupling

Key Applications

  • ROV tether connector pair retention
  • Subsea instrument pod connector security
  • Ocean sensor junction connector retention
  • Underwater camera and light connector security
  • AUV external connector retention

Request MCDLSF locking sleeve sizes and compatibility data: sales@rovcable.com -- Shanghai Kabel Intelligence Technology Co., Ltd.

Frequently Asked Questions

What is the difference between MCDLSF and MCDLSM locking sleeves?

MCDLSF is the female locking sleeve (installed on the female connector half), while MCDLSM is the male locking sleeve (installed on the male connector half). In a mated pair, both sleeves work together to secure the connection. Some configurations use only one sleeve; contact us to confirm the correct sleeve for your connector pair.

Is the metal O-ring reusable?

Yes. The metal O-ring in MCDLSF sleeves is reusable through multiple mate/demate cycles under normal conditions. Inspect the O-ring for deformation or scratches before each re-use. Replace if any damage is observed to maintain the secure locking function.


Applications

  • Protection of unmated bulkhead connectors during storage, transport and deployment
  • Subsea connector system maintenance, field repair and component replacement
  • ROV system integration requiring mounting hardware, O-rings and sealing components
  • Connector assembly tooling for workshop and field installation operations
  • Inventory management of spare connector parts for subsea system readiness

Customization Options

  • Custom dummy connector configurations for specific connector series and pin layouts
  • Customer-specified lanyard materials, cap colors and identification marking
  • O-ring material selection for specific chemical and temperature environments
  • Custom tooling and assembly fixtures available for OEM production requirements
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