Slewing Bearing Service

Play & Backlash Measurement Service

Slewing bearing tilt, axial play and gear backlash measurement before and after fitment — dial gauge and feeler methods.

About this service

Professional Play & Backlash Measurement Service by Active Ship Management at Chittagong Port, Matarbari Port, Mongla Port, Payra Port — Bangladesh.

Active Ship Management measures slewing bearing tilt, axial play and slewing gear backlash before and after bearing renewal on ship deck cranes. Baseline and post-fit measurements are the primary evidence of a correctly installed bearing and are required by most class societies as part of the acceptance package.

We take dial-gauge readings at multiple boom positions, calculate tilt against maker limit, measure gear backlash with feeler gauge or lead-wire method, and issue a signed measurement report for owner and class.

Scope

  • Baseline tilt measurement
  • Axial play dial-gauge survey
  • Radial play check
  • Slewing gear backlash check
  • Lead-wire backlash method
  • Multi-position readings
  • Post-fit re-measurement
  • Signed measurement report

Key Features

  • Calibrated dial indicators
  • Maker-limit comparison
  • Baseline & post-fit records
  • Class-acceptable report
  • Owner-visible workmanship
  • Photo & data package

Why Choose Us

  • Precision measurement discipline
  • Class-standard reporting
  • Baseline & final record
  • Skilled surveyors

Prove your slewing bearing is correctly fitted with play and backlash measurement service by Active Ship Management.

Play & Backlash Measurement

Professional marine crane service by Active Ship Management at Chittagong Port, Bangladesh.

Quick Contact

Enquiry

Enquire about Play & Backlash Measurement

Share your vessel details and requirements — our team responds 24/7.

How We Work

Our Working Process for Play & Backlash Measurement

A transparent, step-by-step workflow from enquiry to handover.

01

Enquiry & Assessment

We receive your requirement via email, WhatsApp or phone and assess vessel details, port, urgency and scope of work.

02

Quotation & Planning

A detailed quotation with delivery timeline, manpower plan and material list is issued within hours — often the same day.

03

Mobilization

Certified technicians, spares and tools are mobilized to Chittagong, Matarbari, Mongla or Payra port as required.

04

Execution On Board

Work is executed on board or at anchorage following class, SOLAS and manufacturer procedures with full HSE compliance.

05

Testing & Handover

Post-job function tests, load tests where applicable, and a signed service report handed over to the Chief Engineer / Master.

06

After-Service Support

Documentation, class-ready reports and 24/7 follow-up support until vessel sails clear.

Tools & Equipment

Equipment Used

Calibrated, class-approved tools and machinery deployed for every job.

  • Hydraulic torque & tensioning tools
  • Portable line boring & welding machines
  • Certified rigging, chain blocks & slings
  • Load-test water bags & calibrated load cells
  • Vibration & alignment analyzers
  • Insulation, megger & PLC diagnostic kits
  • Underwater cutting & welding equipment
  • Mobile workshop vans & spare-parts container
Clients

Industries Served

Trusted by shipowners, managers, charterers and terminal operators worldwide.

  • Bulk Carriers & General Cargo Ships
  • Container & Feeder Vessels
  • Oil, Chemical & Product Tankers
  • LNG / LPG Gas Carriers
  • Offshore Support & Supply Vessels
  • Tugs, Barges & Dredgers
  • Fishing Trawlers & Coastal Vessels
  • Port Authorities & Terminal Operators
Why Choose Us

Why Owners & Managers Choose Active Ship Management

24/7 Response

Operations desk manned round the clock, 365 days a year — no delays for your vessel.

OEM-Trained Engineers

Certified marine engineers with hands-on experience on all major brands and models.

Genuine Spare Stock

Large ready stock of genuine and quality-reconditioned marine spares in Chittagong.

Multi-Port Coverage

Full coverage of Chittagong, Matarbari, Mongla and Payra ports across Bangladesh.

Port Coverage

Play & Backlash Measurement — Available at All Major Bangladesh Ports

Full-service coverage across the country’s key seaports and anchorages.

Chittagong Port

Main operational hub — 24/7 service coverage across all jetties, anchorages & outer bar.

Matarbari Port

Deep-sea port support for LNG, coal carriers & mother vessels.

Mongla Port

Full agency, spare parts & technical support at Bangladesh's second-largest seaport.

Payra Port

On-call marine service, crane repair & underwater work at Payra sea port.

FAQ

Frequently Asked Questions

Answers to the most common questions about Play & Backlash Measurement.

Yes. Active Ship Management covers all major Bangladesh ports — Chittagong, Matarbari, Mongla and Payra — including outer anchorages, and we can also mobilize to nearby regional ports on request.