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High-Quality Replacement for OHSHIMA OHS-3400/3550
IMPA code 490187
Premium C-2 Marine Lock: Engineered for durability and reliability in the harshest marine environments! Specifically designed for steel doors, watertight doors, and fire doors on ships and offshore platforms, this marine-grade lock complies with CB/T 3466-2014 standard, boasting excellent corrosion resistance, vibration resistance, and sealing performance. As a direct replacement for Japanese OHSHIMA OHS-3400/3550 models, it features matching installation dimensions and IMPA code 490187), enabling easy retrofitting and cost-saving for your marine projects.
Model Range & Compliance
Strictly manufactured in line with CB/T 3466-2014 (China Marine Industry Standard), we offer a full range of derivative models to cater to diverse application requirements:
C-2: Single cylinder with double deadbolts (latch bolt + dead bolt)
C-2a: Single cylinder with single dead bolt
C-2b: Single cylinder with three-leaf bevel bolt
C-2d: Customized models for special sealing requirements
Perfect interchangeability with OHSHIMA OHS-3400/3550: No need to modify installation holes, saving your maintenance time and labor costs. Standard IMPA code ensures global recognition and easy procurement.
Key Features & Technical Specifications
Feature
Specification
Material
Standard: 304/316 Stainless Steel; Premium Option: 316L Stainless Steel (enhanced corrosion resistance). Salt spray resistance: Over 1000 hours, suitable for saltwater environments.
Lock Structure
Double deadbolts (latch bolt for daily use, dead bolt for security reinforcement); Optional three-leaf bevel bolt for better sealing and anti-prying performance.
Suitable Door Thickness
Standard: 35-45mm; Customizable for special door thickness requirements.
Door Opening Direction
Suitable for left-outward/right-outward opening doors; Customizable for other directions (left-inward/right-inward) to fit different cabin layouts.
Core Performance
Watertight & airtight sealing, fire-resistant (matches marine fire door standards), strong vibration resistance. Stable operation even in rough sea conditions.
Wide Applications
Ideal for various ships, vessels and offshore platforms. A trusted choice for marine maintenance and new shipbuilding projects:
Engine room doors, cabin doors, and deck doors
Watertight doors and fire doors on cargo ships and passenger ships
Living quarter fire doors on marine vessels
Offshore platform storage room doors and access doors
Customization Service & Certifications
Flexible Customization: Support customization of material, door thickness adaptation, opening direction, and locking mechanism to meet your specific project needs.
Authoritative Certifications: Available with major classification society certificates (CCS, BV, LR, DNV, ABS, etc.), fully complying with international maritime regulations and ensuring product quality.
Complete Accessories: Provide matching strike plates and sealing strips for free, ensuring optimal sealing and locking performance after installation.
Why Choose Us? | Contact for Quotation
We are a professional manufacturer of marine locks with years of export experience. Our advantages: High-quality products, competitive prices, fast delivery, and professional after-sales service. For model selection, free samples, quotation, or customization details, please feel free to contact us. We respond within 24 hours and provide global shipping service.
Max@greatmarinevalve.com
Whatsapp:0086-18765272975
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter,Seller
Year Established:
2015
Employee Number:
10~50
Ecer Certification：
Site Member
QINGDAO GREAT MARINE MACHINERY CO,.LTD is professional manufacturer and exporter of all kinds of marine valves, air vent heads and piping accessories. All of our products are releated to Marine(ship,Vessel),We Focus on marine products more than 10 years.
Main products as follow:
JIS Marine Val... QINGDAO GREAT MARINE MACHINERY CO,.LTD is professional manufacturer and exporter of all kinds of marine valves, air vent heads and piping accessories. All of our products are releated to Marine(ship,Vessel),We Focus on marine products more than 10 years.
Main products as follow:
JIS Marine Val...
