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

Boom Cylinder

Assembly

Large double-acting hydraulic cylinder lifting the boom. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Boom Cylinder parts and their functions

5 top-level parts · 7 parts in total · full bill of materials below
Boom Cylinder parts diagram: 1 cylinder barrel, 2 cylinder rod, 3 cylinder piston, 4 cylinder seal kit, 5 load-holding valve. 7 parts in 5 top-level items.
Boom Cylinder parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Cylinder Barrel 1× Honed steel tube of a hydraulic cylinder.
2 Cylinder Rod 1× Chrome-plated piston rod.
3 Cylinder Piston 1× Piston head with seals inside the barrel.
4 Cylinder Seal Kit 2 parts 1× Rod, piston, and wiper seals for one cylinder.
5 Load-Holding Valve 1× Counterbalance valve preventing boom or arm drop on hose failure.

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 Boom Cylinder

5 top-level lines · 7 rows shown · 7 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Cylinder Barrel long-reach-excavator-cyl-barrel 1× 1 · part
2 Cylinder Rod long-reach-excavator-cyl-rod 1× 1 · part
3 Cylinder Piston long-reach-excavator-cyl-piston 1× 1 · part
4 Cylinder Seal Kit 2 parts long-reach-excavator-cyl-seal-kit 1× 1 3 assembly
4.1 O-Ring Set oring-set 1× 1 · part
4.2 Oil Seal oil-seal 2× 2 · part
5 Load-Holding Valve long-reach-excavator-load-holding-valve 1× 1 · part

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

Where the boom cylinder is used

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

Used in 1 assembly

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.com ↗ Singapore Electronics contract mfg 1,000 pcs 6–10 wks
dixoninfo.com ↗ Noida, IN Electronics contract mfg 1,000 pcs 6–10 wks
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