Telescoping Tunnel

Assembly

Green Printed Circuit Board and Components.JPG · Commons ↗ Report photo

A nested aluminum and steel tube that extends up to 9 m from the rotunda to meet the aircraft door, with integrated handrails and non-slip flooring.

Direct parts	6
Total parts	16
Used in	1 assembly
Class	Assembly

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A nested aluminum and steel tube that extends up to 9 m from the rotunda to meet the aircraft door, with integrated handrails and non-slip flooring. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Telescoping Tunnel parts and their functions

6 top-level parts · 16 parts in total · full bill of materials below

Telescoping Tunnel parts diagram: 1 outer tube, 2 inner tube, 3 floor section, 4 handrail set, 5 extension roller, 6 bellows seal. 16 parts in 6 top-level items. — Telescoping Tunnel 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	Outer Tube	1×	Main structural tube
2	Inner Tube	1×	Sliding extension stage
3	Floor Section	3×	Non-slip passenger decking
4	Handrail Set	2×	Passenger side guards
5	Extension Roller	8×	Smooth extension guidance
6	Bellows Seal	1×	Cabin-door connector

3D model

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Build & assembly graph

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Bill of materials for Telescoping Tunnel

6 top-level lines · 6 rows shown · 16 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Outer Tube	jet-bridge-outer-tube	1×	1	·	part
2	Inner Tube	jet-bridge-inner-tube	1×	1	·	part
3	Floor Section	jet-bridge-floor-section	3×	3	·	part
4	Handrail Set	jet-bridge-handrail-set	2×	2	·	part
5	Extension Roller	jet-bridge-extension-roller	8×	8	·	part
6	Bellows Seal	jet-bridge-bellows-seal	1×	1	·	part

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Where the telescoping tunnel is used

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

Airport Ground Support 1 Jet Bridge

Used in 1 assembly

Jet Bridge

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 $1–$200. How estimates work

Vendor	HQ	Specialty	MOQ	Lead time
🇨🇳JLCPCB jlcpcb.com ↗	Shenzhen, CN	PCB fabrication	100 pcs	2–4 wks
🇨🇳PCBWay pcbway.com ↗	Shenzhen, CN	PCB fab & assembly	100 pcs	2–4 wks
🇨🇳Shennan Circuits scc.com.cn ↗	Shenzhen, CN	PCB manufacturer	100 pcs	2–4 wks
🇮🇳Shogini Technoarts shogini.com ↗	Mumbai, IN	PCB manufacturer	100 pcs	2–4 wks
🇸🇬Venture Corp venture.com.sg ↗	Singapore	Electronics contract mfg	100 pcs	2–4 wks