Product Series

（100% SubConn、Seacon and Burton Compatible）

HYSF RM Series 5 Pin Subsea Connector 5 Contact Underwater Low Profile Connector

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1. Drawing information

Dimensions in mm (1 mm = 0.03937 inch)
Threads in inches (1 inch = 25.4 mm)

2. Plug Color Configuration

Standard inline cable color code: 1 Black, 2 White, 3 Red, 4 Green, 5 Orange. O-rings in black Nitrile (standard), optional blue/green for easy underwater identification. Bulkhead hex nut and round flange versions in stainless steel silver finish. Locking sleeves (K-FLS-D / K-MLS-D) in durable black POM. Custom cable jacket colors and laser marking available.

3. Main parameters

HYSF RM Series 5 Pin Subsea Connector | 5 Contact Underwater Low Profile Connector | RM Series Bulkhead Connector | Subconn Compatible RM Series 5 Contacts

Contacts: 5 pins (RM Series)
Depth Rating: 6000 meters
Matings: >500 cycles
Electrical Specification: 300V / 3–10 Amp
Contact Resistance: <0.010 Ω
Insulation Resistance: >200 MΩ
Temperature Rating: -4°C to +60°C
Design: Compact low-profile construction with robust bulkhead mounting options
Compatibility: Fully interchangeable with Subconn® RM Series 5 Contacts
Custom Options: Single/Double O-ring, extended thread lengths, custom cable lengths, material upgrades

4. Material & Installation Requirements

Connector Body: High-flex Chloroprene rubber for superior sealing and flexibility
Shell / Bulkhead: 316L Stainless Steel (standard) or Titanium (optional for lightweight & extreme corrosion resistance)
Contacts: Gold plated brass
O-Rings: Nitrile (standard) or Viton/FKM
Locking Sleeve / Dummy: POM (Polyoxymethylene)
Nuts & Washers: Stainless Steel

5. Dimension & Thread Specifications

(All dimensions in mm. Threads in inches. 1 inch = 25.4 mm)

Inline Versions

RMK5FS (Female): Ø19 mm / Ø26 mm
RMK5MP (Male Plug): Ø19 mm, Length 15.9 mm
RMK5FSD (Female Double Seal): Ø26 mm
RMK5MPD (Male Double Seal): Ø19 mm / Ø26 mm

Bulkhead Versions

XSK-5-BCL: 1″-14 UNF thread, O-ring 2-213, Hex size 41.3 mm, Overall length 31.9 mm
XSK-5-BCL LT: Round flange Ø41 mm, same 1″-14 UNF thread and O-ring 2-213

Accessories

K-FLS-D (Female Locking Sleeve): Ø37 mm × 47 mm
K-MLS-D (Male Locking Sleeve): Ø17.5 mm

HYSF RM Series 5 Contact connectors are compact, high-reliability underwater connectors designed for space-constrained applications requiring 5 pins. Ideal for ROVs, AUVs, underwater cameras, sensors, lights, sonar systems, and subsea instrumentation. The low-profile design with heavy-duty 1″ UNF bulkhead mounting (hex or round flange options) ensures leak-proof performance at full ocean depth.

Fully customizable – stainless steel or titanium construction, single or double O-ring configuration, extended threads, custom cable lengths, and exact dimensional matching to Subconn® specifications. Contact HYSF for OEM solutions, fast prototyping, and competitive pricing.