BOMwiki the bill-of-materials encyclopedia
30,454,201 parts mapped · 193,225 items
Discussion History

Ballast & Bilge System

Assembly

Seawater ballast tanks, pumps, valves and piping trimming the vessel, plus a bilge pump for drainage. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Ballast & Bilge System parts and their functions

6 top-level parts · 79 parts in total · full bill of materials below
Ballast & Bilge System parts diagram: 1 ballast tank, 2 ballast pump, 3 ballast valve, 4 ballast piping, 5 bilge pump, 6 ballast control panel. 79 parts in 6 top-level items.
Ballast & Bilge System parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Ballast Tank 6× Welded compartment in the double bottom and wings holding seawater for trim and heel.
2 Ballast Pump 5 parts 2× Centrifugal pump filling and emptying ballast tanks.
3 Ballast Valve 10× Butterfly or gate valve isolating sections of the ballast main.
4 Ballast Piping 1× Coated steel pipework with flanged joints linking tanks to the pumps.
5 Bilge Pump 1× Self-priming pump removing accumulated water from compartment bilge wells.
6 Ballast Control Panel 1× Mimic station with valve switches and tank level gauges for trim management.

3D model

No 3D model yet. Have a CAD file of this? Add a 3D model. STL renders right on this page; STEP, FreeCAD, and OpenSCAD sources are welcome too (openly licensed, like all 3D models on BOMwiki).

Build & assembly graph

expand / collapse · shared sub-assemblies converge · links to related products · est. labour
product / assembly shared across products atomic part related product

Tap an assembly to expand/collapse · tap a part to open it · use “Open page” for any node · drag to pan, scroll to zoom.

Bill of materials for Ballast & Bilge System

6 top-level lines · 15 rows shown · 79 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Ballast Tank car-ferry-ballast-tank 6× 6 · part
2 Ballast Pump 5 parts car-ferry-ballast-pump 2× 2 30 assembly
2.1 Pump Casing car-ferry-pump-casing 1× 2 · part
2.2 Pump Impeller car-ferry-pump-impeller 1× 2 · part
2.3 Servo Motor 4 parts servo-motor 1× 2 24 assembly
2.3.1 Stator Assembly 3 parts + deeper › stator-assembly 1× 2 3 assembly
2.3.2 Rotor Assembly 4 parts + deeper › rotor-assembly 1× 2 19 assembly
2.3.3 Encoder encoder 1× 2 · part
2.3.4 Motor Housing motor-housing 1× 2 · part
2.4 Ball Bearing ball-bearing 2× 4 · part
2.5 Oil Seal oil-seal 2× 4 · part
3 Ballast Valve car-ferry-ballast-valve 10× 10 · part
4 Ballast Piping car-ferry-ballast-piping 1× 1 · part
5 Bilge Pump car-ferry-bilge-pump 1× 1 · part
6 Ballast Control Panel car-ferry-ballast-control-panel 1× 1 · part

Something wrong in this list? Report a problem with this BOM.

Where the ballast & bilge system is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used in 1 assembly

Car Ferry

Sourcing: possible vendors

Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $0.50–$100. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳Foxconn
foxconn.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Flex (Singapore)
flex.com ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks
🇮🇳Dixon Technologies
dixoninfo.com ↗ 		Noida, IN Electronics contract mfg 1,000 pcs 6–10 wks
🇨🇳BYD Electronics
bydelectronic.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Venture Corp
venture.com.sg ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks