Boom weldment

Assembly

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Curved welded box-section structure of high-tensile steel plate, carrying the foot pins at the chassis and the arm joint at the tip.

Direct parts	11
Total parts	21
Used in	1 assembly
Class	Assembly

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Curved welded box-section structure of high-tensile steel plate, carrying the foot pins at the chassis and the arm joint at the tip. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Boom weldment parts and their functions

11 top-level parts · 21 parts in total · full bill of materials below

Boom weldment parts diagram: 1 boom box section, 2 boom foot lug, 3 boom top plate, 4 boom bottom plate, 5 boom side plate, 6 boom cylinder mount, 7 arm cylinder mount, 8 boom lifting eye, 9 boom tip boss, 10 boom gusset, 11 fastener set. 21 parts in 11 top-level items. — Boom weldment parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.

#	Part	Qty	What it does
1	Boom box section	1×	Main curved box girder
2	Boom foot lug	2×	Foot pivot lugs
3	Boom top plate	1×	Top chord plate
4	Boom bottom plate	1×	Bottom chord plate
5	Boom side plate	2×	Web side plates
6	Boom cylinder mount	2×	Boom cylinder rod-end lugs
7	Arm cylinder mount	1×	Arm cylinder base mount
8	Boom lifting eye	2×	Lifting/tie-down eyes
9	Boom tip boss	2×	Arm joint pin bosses
10	Boom gusset	6×	Internal stiffening gussets
11	Fastener Set	1×	Weld-on hardware kit

3D model

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Build & assembly graph

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Bill of materials for Boom weldment

11 top-level lines · 11 rows shown · 21 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Boom box section	eb-boom-box-section	1×	1	·	part
2	Boom foot lug	eb-boom-foot-lug	2×	2	·	part
3	Boom top plate	eb-boom-top-plate	1×	1	·	part
4	Boom bottom plate	eb-boom-bottom-plate	1×	1	·	part
5	Boom side plate	eb-boom-side-plate	2×	2	·	part
6	Boom cylinder mount	eb-boom-cylinder-mount	2×	2	·	part
7	Arm cylinder mount	eb-arm-cylinder-mount	1×	1	·	part
8	Boom lifting eye	eb-boom-lifting-eye	2×	2	·	part
9	Boom tip boss	eb-boom-tip-boss	2×	2	·	part
10	Boom gusset	eb-boom-gusset	6×	6	·	part
11	Fastener Set	fastener-set	1×	1	·	part

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Where the boom weldment is used

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

Construction & Earthmoving 1 Excavator Boom

Used in 1 assembly

Excavator Boom

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

Vendor	HQ	Specialty	MOQ	Lead 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