BOMwiki the bill-of-materials encyclopedia
30,441,948 parts mapped · 192,925 items

This page is machine-generated and unverified (what this means). Treat details as provisional. If you know this hardware, weigh in or correct it directly with Edit.

Discussion History

Expansion joint

Assembly

Flexible section absorbing thermal movement on long vertical or horizontal runs. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Expansion joint parts and their functions

5 top-level parts · 12 parts in total · full bill of materials below
Expansion joint parts diagram: 1 flexible expansion link, 2 expansion housing, 3 PTFE slide guide, 4 bar insulation wrap, 5 fastener set. 12 parts in 5 top-level items.
Expansion joint parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Flexible expansion link 4× Laminated copper expansion braids
2 Expansion housing 1× Telescoping housing section
3 PTFE slide guide 2× PTFE slide guides
4 Bar insulation wrap 4×
5 Fastener Set 1× Bolts, nuts, and washers.

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 Expansion joint

5 top-level lines · 5 rows shown · 12 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Flexible expansion link bt-flexible-link 4× 4 · part
2 Expansion housing bt-expansion-housing 1× 1 · part
3 PTFE slide guide bt-slide-guide 2× 2 · part
4 Bar insulation wrap bt-bar-insulation 4× 4 · part
5 Fastener Set fastener-set 1× 1 · part

Where the expansion joint is used

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

Used in 1 assembly

Busbar Trunking System

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