Retrofit

Retrofit

1. Our expertise in ships refits & engineering knowledge on diverse systems/ disciplines of various class of ships has resulted in successful execution of turnkey refits of 37 Ships including Fleet Tanker of Indian Navy-INS Deepak (21000 Tons) & 36 other Ships including AOPVs / OPVs (2400 tons) & FPVs (300 Tons) etc. We are the only company in India credited with installation of 26Nos-AK630 Gun, CRN 91 Guns & their Integration with SOP sights.

2. We have also developed good expertise in engineering, electrical & weapon system controls and have upgraded:

  • VME Boards & I/O Cards of IPMS for Deepak & Shakti.
  • Radar Processor Card of AMDR-3D Radar of P17 Class of ships.
  • TD Auxialry Controls of Vikramaditya

3. We have  played key role in NR of INS Vikramaditya, where in following major jobs were undertaken :-

  • Maiden replacement of boiler tubes with indigenous tubes
  • Upgraded boiler controls with indigenous processor & sensors
  • Repair / overhauled over 650 hydraulic & pneumatic valves, manipulator etc. with locally manufactured spares
  • Repair & overhauled arresting gear with local components
  • Completed overhaul, STW and Trials of Controls of TD Auxiliaries.
  • Repaired & overhauled AK 630 guns
  • All spares catalogued & can be provided for long term support of ship at fraction of cost as compared to imported cost of spares.

4. Submarine Refit & Repair

  • Our expertise in submarine repairs has resulted in Naval Dockyards (Mumbai & Visakhapatnam), HSL & MDSL regularly entrusting us with critical jobs like repair of hydraulic equipment, Rudders, Hull Valves, Torpedo Tubes, Mast etc.
  • Repair of Diving & Steering System, Hull Valves, Shaft Components.
  • Rate Contract for Removal & Re-installation of pipes, cables, air bottles, equipment etc – of 877 EKM Submarines.

5. Following major projects currently in progress in various yards:

  • Vikramaditya (NSRY Karwar) – Boiler Retubing, Boiler Controls, Hydraulic Valves/ HP Air Bottels repair overall and pressure testing.
  • Shishumar (MDL) – Overhalling & Repair of valves and Manufacture & Installation of System Piping
  • Kalveri (ND(Mb))- Repair/ Overall of SOM Mast
  • Mysore(ND(Vizag)) – Shafting – Sleeving/ Epoxy Bonding/ Alignment
  • Mysore(ND(Vizag)) – Rudder Overhalling
  • Talwar Class (MO(Mb)) – Propeller Repairs
  • Mumbai (ND(Mb)) – Degutting/ Routines/ Replacements of GT, GTG & RG – Structural Renewal, Deck Machinery
  • Shakti(L&T (Chennai)) – Top Overhall of DAs, Repair & overhall of RO Plant and A630 Guns
  • Shardul(GSL) & Sarvekash(CSL) – ATU/ AFU – Design, Manufacture & Installation.
  • OPB Stablizer Controls(Karwar)
  • ICGS Ankit Short Refit to commence in Dec 22

6. Some of the Key Refit Activities across various Disciplines / Class of Ships & Submarine undertaken by YMSPL are shown in Pictures Below.

Piping & Engineering For INS Shishkumar

Re-Tubing OF 04 Boilers

Shafting Work Package

SIC & Shaft Brake Of INS Vikramaditya

O/H of DG Sets – INS Deepak

O/H of Radar Fregat M2EM – INS Vikramaditya

AMC For DG’s & DG Controls

O/H of RO Plants – INS Deepak

Support For IPMS Refitting

Electricals & Weapons Outfitting on Y 12652

O/H of AK 630 Gun

Repair of Propellers – INS Tabar

Annual Routine of GFF Systems

Supply of DA Spares

Reffit of Vikramaditya

Supply of Spares for AK 630 Gun

Procurement of Fittings For MRLC

Short Refit – ICGS Vaibhav

Supply of Spares – INS Tarasa

Normal Refit – ICGS Sagar

Short Refit – ICGS Samar

Short Refit – ICGS Sagar

Repair of STBD Propeller Shaft

Repair / Renewal / Overhauling Of Hull Equipment Onboard Large Naval Vessel

Repair of PC Boat Davit – ICGS Samudra Prahari

Short Refit 16 – ICGS Sagar

Installation of Modular Combat Management System – INS Rana

Short Refit 17 – ICGS Samarth

Short Refit – ICGS Arnavesh

Medium Refit 16 – ICGS Sangram

Retubing Of Both Main Boilers – INS Jalashwa

Supply And Installation Of Zero Gravity Sensor/ Balancer For Periscope

Installation Of Kavach Launcher System – INS Deepak

Repairs & Routines Of Snort Mast – INS Sindhuvijay

Undertaking Refactory Work On Boiler No 02 – INS Vikramaditya

Retubing Of Both Main Boiler Economiser – INS Jalashwa

Supply Of Spares For Torpedo Tube Launcher Sut 266 & 244

Installation Of Ak 630 Gun Mount & Eon – 51 – INS Trishul

Defect Rectification On Arresting Gear – 02 – INS Vikramaditya

Comprehensive Refit Of Tug Madan Singh

Otr Of Cargo Pumps(Lshsd ) No.2 & 3 Starter Panels Fitted Onboard

Short Refit (Hull & Engineering Work Package) – INS Airavat

Refit & Repair

Ship’s Stabilizer

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Registered Office

  • Unit no. 3009, 30th Floor, A-Wing, Marathon Futurex, Mafatlal Mills Compound, N.M. Joshi Marg,
Lower Parel, Mumbai - 400013
  • Tel : +91 22 2264 4631/ 32/ 33
  • Fax : +91 22 2148 3988/ 2262 6299

Head Office & Work Shop

© Yeoman 2025 . All rights reserved

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Registered Office

  • Unit no. 3009, 30th Floor, A-Wing, Marathon Futurex, Mafatlal Mills Compound, N.M. Joshi Marg,
Lower Parel, Mumbai - 400013
  • Tel : +91 22 2264 4631/ 32/ 33
  • Fax : +91 22 2148 3988/ 2262 6299

Head Office & Work Shop

Newsletter

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© Yeoman 2025. All rights reserved

Piping & Engineering For INS Shishkumar

Project Information

  • LOCATION: MUMBAI
  • EXECUTION YEAR: Apr 18 – Mar 19
  • CUSTOMER: MAZAGON DOCK SHIPBUILDERS LIMITED
  • SHIPS NAME: INS SHISHUMAR
TRIENNIAL RATE CONTRACT FOR PIPING AND ENGINEERING WORK INCLUDING FLUSHING AND PRESSURE TESTING FOR INS SHISHUMAR

Re-Tubing OF 04 Boilers

Project Information

  • LOCATION: KARWAR
  • EXECUTION YEAR:
  • Apr 20- Mar 21
  • CUSTOMER: NAVAL DOCKYARD
  • SHIPS NAME: INS VIKRAMADITYA
RE-TUBING OF 04 BOILERS

Shafting Work Package

Project Information

  • LOCATION: MUMBAI
  • EXECUTION YEAR: Apr 20- Mar 21
  • CUSTOMER: COCHIN SHIPYARD LIMITED
  • SHIPS NAME: INS MUMBA
SHAFTING WORK PACKAGE

SIC & Shaft Brake Of INS Vikramaditya

Project Information

  • LOCATION: KARWAR
  • EXECUTION YEAR: Apr 21 – Mar 22
  • CUSTOMER: NAVAL DOCKYARD
  • SHIPS NAME: INS VIKRAMADITYA
FOR REPAIR/OVERHAUL OF SOUND INSULATING COUPLING(SIC) AND SHAFT BRAKE OF INS VIKRAMADITYA

O/H of DG Sets – INS Deepak

Project Information

  • LOCATION: KOCHI
  • EXECUTION YEAR: Apr 21- Mar 22
  • CUSTOMER: FINCANTIERI INDIA PRIVATE LIMITED
  • SHIPS NAME: INS DEEPAK
OVERHUALING OF DG SETS (04 IN NOS)

O/H of Radar Fregat M2EM – INS Vikramaditya

Project Information

  • LOCATION: MUMBAI
  • EXECUTION YEAR: 19 April 2022
  • CUSTOMER: NAVAL DOCKYARD
  • SHIPS NAME: INS VIKRAMADITYA
OVERHAULING OF RADAR FREGAT M2EM ONBOARD

AMC For DG’s & DG Controls

Project Information

  • LOCATION: MUMBAI
  • EXECUTION YEAR: 04 February 2020
  • CUSTOMER: FINCANTIERI INDIA PRIVATE LIMITED
  • SHIPS NAME: INS SHAKTI
WORK ORDER FOR ANNUAL MAINTAINANCE CONTRACT FOR DGS AND DG CONTROLS FITTED ONBOARD

O/H of RO Plants – INS Deepak

Project Information

  • LOCATION: KOCHI
  • EXECUTION YEAR: 04 November 2021
  • CUSTOMER: COCHIN SHIPYARD LIMITED
  • SHIPS NAME: INS DEEPAK
RO PLANT OVERHAULING

Support For IPMS Refitting

Project Information

  • LOCATION: KOCHI
  • EXECUTION YEAR: 05 November 2021
  • CUSTOMER: SEASTEMA/FIPL
  • SHIPS NAME: INS DEEPAK
SUPPORT TO SEASTEMA TECHNICIANS ONBOARD FOR IPMS REFITTING

Electricals & Weapons Outfitting on Y 12652

Project Information

  • LOCATION: MUMBAI
  • EXECUTION YEAR: 01 April 2021
  • CUSTOMER: MAZAGON DOCK SHIPBUILDERS LIMITED
  • SHIPS NAME: P 17A
OUTSOURCING OF ELECTRICALS AND WEAPON RELEATED OUTFITTING WORKS ON Y 12652

O/H of AK 630 Gun

Project Information

  • LOCATION: KOCHI
  • EXECUTION YEAR: 24 February 2022
  • CUSTOMER: COCHIN SHIPYARD LIMITED
  • SHIPS NAME: INS DEEPAK
ASSISTANCE FOR OVERHAULING OF OF AK 630 GUN

Repair of Propellers – INS Tabar

Project Information

  • LOCATION: MUMBAI
  • EXECUTION YEAR: 23 February 2022
  • CUSTOMER: MATERIAL ORGANISATION
  • SHIPS NAME: EX TABAR
REPAIR OF PROPELLERS, EX – TABAR (QTY 02)

Annual Routine of GFF Systems

Project Information

  • LOCATION: MUMBAI
  • EXECUTION YEAR: 13 December 2021
  • CUSTOMER: NAVAL DOCKYARD
  • SHIPS NAME: LCU L 54
ANNUAL ROUTINE OF GALLEY FIRE FIGHTING SYSTEM FOR 02 NOS GALLEY

Supply of DA Spares

Project Information

  • LOCATION: MUMBAI
  • EXECUTION YEAR: 16 December 2021
  • CUSTOMER: MATERIAL ORGANISATION
  • SHIPS NAME: INS DEEPAK
SUPPLY OF DA SPARES

Reffit of Vikramaditya

Project Information

  • LOCATION: MUMBAI
  • EXECUTION YEAR: 27 December 2021
  • CUSTOMER: MAZAGON DOCK SHIPBUILDERS LIMITED
  • SHIPS NAME: YARD 11879
REPAIR OF VIKRAMADITYA

Supply of Spares for AK 630 Gun

Project Information

  • LOCATION: KOCHI
  • EXECUTION YEAR: 24 February 2022
  • CUSTOMER: COCHIN SHIPYARD LIMITED
  • SHIPS NAME: INS DEEPAK
SUPPLY OF SPARES FOR AK 630 GUN

Procurement of Fittings For MRLC

Project Information

  • LOCATION: MUMBAI
  • EXECUTION YEAR: 16 December 2020
  • CUSTOMER: MAZAGON DOCK SHIPBUILDERS LIMITED
  • SHIPS NAME: INS SHISHUMAR
PROCUREMENT OF FITTINGS FOR FABRICATION OF 433 PIPES FOR MRLC

Short Refit – ICGS Vaibhav

Project Information

  • PROJECT TYPE: COAST GUARD
  • LOCATION: VIZAG
  • EXECUTION YEAR: Apr 15 – Mar 16
  • CUSTOMER: COAST GUARD HEADQUATERS
  • SHIPS NAME: ICGS VAIBHAV
SHORT REFIT

Supply of Spares – INS Tarasa

Project Information

  • LOCATION: MUMBAI
  • EXECUTION YEAR: 30 May 2018
  • CUSTOMER: GARDEN REACH SHIPBUILDERS & ENGINEERS LTD.
  • SHIPS NAME: INS TARASA
SUPPLY OF MATERIAL (YARD 2112)INS TARASA

Normal Refit – ICGS Sagar

Project Information

  • PROJECT TYPE: COAST GUARD
  • LOCATION: VIZAG
  • EXECUTION YEAR: Apr 14 – Mar 15
  • CUSTOMER: COAST GUARD HEADQUATERS
  • SHIPS NAME: ICGS SAGAR
NORMAL REFIT

Short Refit – ICGS Samar

Project Information

  • PROJECT TYPE: COAST GUARD
  • LOCATION: MUMBAI
  • EXECUTION YEAR: Apr 15 – Mar 16
  • CUSTOMER: COAST GUARD HEADQUATERS
  • SHIPS NAME: ICGS SAMAR
SHORT REFIT

Short Refit – ICGS Sagar

Project Information

  • PROJECT TYPE: COAST GUARD
  • LOCATION: VIZAG
  • EXECUTION YEAR: Apr 16 – Mar 17
  • CUSTOMER: COAST GUARD HEADQUATERS
  • SHIPS NAME: ICGS SAGAR
SHORT REFIT

Repair of STBD Propeller Shaft

Project Information

  • PROJECT TYPE: COAST GUARD
  • LOCATION: MUMBAI
  • EXECUTION YEAR: Apr 16 – Mar 17
  • CUSTOMER: COAST GUARD REGION (EAST)
  • SHIPS NAME: ICGS SAGAR
REPAIRS/ RECONDITIONINGOF STBD PROPELLER SHAFT

Repair / Renewal / Overhauling Of Hull Equipment Onboard Large Naval Vessel

Project Information

  • PROJECT TYPE: INDIAN NAVY
  • LOCATION: KARWAR
  • EXECUTION YEAR: 26 April 2021
  • CUSTOMER: NAVAL SHIP REPAIR YARD
  • SHIPS NAME: INS VIKRAMADITYA
UNDERTAKING FOR REPAIR RENEWAL RATE CONTRACT FOR REPAIR/ RENEWAL / OVERHAULING OF HULL EQUIPMENT ONBOARD LARGE NAVAL VESSEL FOR A PERIOD ONE YEAR AND EXTENDABLE TWO YEAR AT NSRY

Repair of PC Boat Davit – ICGS Samudra Prahari

Project Information

  • PROJECT TYPE: COAST GUARD
  • LOCATION: MUMBAI
  • EXECUTION YEAR: Apr 15 – Mar 16
  • CUSTOMER: COAST GUARD HEADQUATERS
  • SHIPS NAME: ICGS SAMUDRA PRAHARI
REPAIR OF PC BOAT DAVIT

Short Refit 16 – ICGS Sagar

Project Information

  • PROJECT TYPE: COAST GUARD
  • LOCATION: VIZAG
  • EXECUTION YEAR: Apr 17 – Mar 18
  • CUSTOMER: COAST GUARD HEADQUATERS
  • SHIPS NAME: ICGS VIGRAHA
SHORT REFIT – 16

Installation of Modular Combat Management System – INS Rana

Project Information

  • PROJECT TYPE: INDIAN NAVY
  • LOCATION: VIZAG
  • EXECUTION YEAR: Friday, October 31, 2014
  • CUSTOMER: NAVAL DOCKYARD
  • SHIPS NAME: INS RANA
     
INSTALLING MODULAR COMBAT

Installation of Modular Combat Management System – INS Rana

Project Information

  • PROJECT TYPE: INDIAN NAVY
  • LOCATION: VIZAG
  • EXECUTION YEAR: Friday, October 31, 2014
  • CUSTOMER: NAVAL DOCKYARD
  • SHIPS NAME: INS RANA
INSTALLING MODULAR COMBAT

Short Refit 17 – ICGS Samarth

Project Information

  • PROJECT TYPE: COAST GUARD
  • LOCATION: MUMBAI
  • EXECUTION YEAR: Apr 18 – Mar 19
  • CUSTOMER: COAST GUARD HEADQUATERS
  • SHIPS NAME: ICGS SAMARTH
SHORT REFIT -SR 17

Short Refit – ICGS Arnavesh

Project Information

  • PROJECT TYPE: COAST GUARD
  • LOCATION: VIZAG
  • EXECUTION YEAR: Apr 20- Mar 21
  • CUSTOMER: COAST GUARD HEADQUATERS
  • SHIPS NAME: ICGS ARNAVESH
SHORT REFIT

Medium Refit 16 – ICGS Sangram

Project Information

  • PROJECT TYPE: COAST GUARD
  • LOCATION: MUMBAI
  • EXECUTION YEAR: Apr 17 – Mar 18
  • CUSTOMER: COAST GUARD HEADQUATERS
  • SHIPS NAME: ICGS SANGRAM
MEDIUM REFIT – MR 16

Retubing Of Both Main Boilers – INS Jalashwa

Project Information

  • PROJECT TYPE: INDIAN NAVY
  • LOCATION: VIZAG
  • EXECUTION YEAR: Monday, July 20, 2015
  • CUSTOMER: NAVAL DOCKYARD
  • SHIPS NAME: INS JALASHWA
RETUBING OF BOTH MAIN BOILERS

Supply And Installation Of Zero Gravity Sensor/ Balancer For Periscope

Project Information

  • PROJECT TYPE: INDIAN NAVY
  • LOCATION: MUMBAI
  • EXECUTION YEAR: 09 February 2016
  • CUSTOMER: NAVAL DOCKYARD
  • SHIPS NAME: C. NO. 54
     
SUPPLY AND INSTALLATION OF ZERO GRAVITY SENSOR/ BALANCER FOR PERISCOPE REPAIR AT WEAPONS DIVISION

Installation of Modular Combat Management System – INS Rana

Project Information

  • PROJECT TYPE: INDIAN NAVY
  • LOCATION: MUMBAI
  • EXECUTION YEAR: 24 July 2017
  • CUSTOMER: NAVAL DOCKYARD
  • SHIPS NAME: INS DEEPAK
     
INSTALLATION OF KAVACH LAUNCHER SYSTEM

Repairs & Routines Of Snort Mast – INS Sindhuvijay

Project Information

  • PROJECT TYPE: INDIAN NAVY
  • LOCATION: MUMBAI
  • EXECUTION YEAR: 24 December 2014
  • CUSTOMER: NAVAL SHIP REPAIR YARD
  • SHIPS NAME: INS SINDHUVIJAY
REPAIRS AND ROUTINES OF SNORT MAST

Undertaking Refactory Work On Boiler No 02 – INS Vikramaditya

Project Information

  • PROJECT TYPE: INDIAN NAVY
  • LOCATION: KARWAR
  • EXECUTION YEAR: 08 February 2019
  • CUSTOMER: NAVAL DOCKYARD
  • SHIPS NAME: INS VIKRAMADITYA
UNDERTAKING REFACTORY WORK ON BOILER NO 02

Retubing Of Both Main Boiler Economiser – INS Jalashwa

Project Information

  • PROJECT TYPE: INDIAN NAVY
  • LOCATION: VIZAG
  • EXECUTION YEAR: 04 April 2018
  • CUSTOMER: NAVAL SHIP REPAIR YARD
  • SHIPS NAME: INS JALASHWA
RENEWAL/ RETUBING OF BOTH MAIN BOILER ECONOMISER

Supply Of Spares For Torpedo Tube Launcher Sut 266 & 244

Project Information

  • PROJECT TYPE: INDIAN NAVY
  • LOCATION: MUMBAI
  • EXECUTION YEAR: 28 March 2016
  • CUSTOMER: NAVAL DOCKYARD
  • SHIPS NAME:
SUPPLY OF SPARES FOR TORPEDO TUBE LAUNCHER SUT 266 & 244

Installation Of Ak 630 Gun Mount & Eon – 51 – INS Trishul

Project Information

  • PROJECT TYPE: INDIAN NAVY
  • LOCATION: MUMBAI
  • EXECUTION YEAR: 16 August 2019
  • CUSTOMER: NAVAL SHIP REPAIR YARD
  • SHIPS NAME: INS TRISHUL
REMOVAL OF KASHTAN COMBAT MODULE & INSTALLATION OF AK 630 GUN MOUNT & EON – 51 ONBOARD

Defect Rectification On Arresting Gear – 02 – INS Vikramaditya

Project Information

  • PROJECT TYPE: INDIAN NAVY
  • LOCATION: KARWAR
  • EXECUTION YEAR: 21 November 2020
  • CUSTOMER: NAVAL DOCKYARD
  • SHIPS NAME: INS VIKRAMADITYA
DEFECT RECTIFICATION ON ARRESTING GEAR – 02

Comprehensive Refit Of Tug Madan Singh

Project Information

  • PROJECT TYPE: INDIAN NAVY
  • LOCATION: MUMBAI
  • EXECUTION YEAR: 30 August 2019
  • CUSTOMER: NAVAL DOCKYARD
  • SHIPS NAME: TUG MADAN SINGH
COMPREHAENSIVE REFIT OF TUG MADAN SINGH

Otr Of Cargo Pumps(Lshsd ) No.2 & 3 Starter Panels Fitted Onboard

Project Information

  • PROJECT TYPE: INDIAN NAVY
  • LOCATION: VIZAG
  • EXECUTION YEAR: 30 May 2019
  • CUSTOMER: NAVAL DOCKYARD
  • SHIPS NAME: INS SHAKTI
OTR OF CARGO PUMPS(LSHSD ) NO.2 & 3 STARTER PANELS FITTED ONBOARD

Short Refit (Hull & Engineering Work Package) – INS Airavat

Project Information

  • PROJECT TYPE: INDIAN NAVY
  • LOCATION: VIZAG
  • EXECUTION YEAR: 08 April 2021
  • CUSTOMER: NAVAL SHIP REPAIR YARD
  • SHIPS NAME: INS AIRAVAT
SHORT REFIT (HULL & ENGINEERING WORK PACKAGE )

Refit & Repair

Project Information

  • PROJECT TYPE: INDIAN NAVY
  • LOCATION: KARWAR
  • EXECUTION YEAR: 26 April 2021
  • CUSTOMER: NAVAL SHIP REPAIR YARD
  • SHIPS NAME:
Refit & Repair

Ship’s Stabilizer

Project Information

  • PROJECT TYPE: INDIAN NAVY
  • LOCATION: KARWAR
  • EXECUTION YEAR: 26 April 2021
  • CUSTOMER: NAVAL SHIP REPAIR YARD
  • SHIPS NAME:
Ship’s Stabilizer