Slewing Ring

Assembly

Aluminium melting crucible casting process.jpg · Commons ↗ Report photo

Large-diameter geared ball bearing mounted vertically between the truck frame and the crane superstructure, allowing 360° rotation.

Direct parts	5
Total parts	5
Used in	1 assembly
Class	Assembly

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Large-diameter geared ball bearing mounted vertically between the truck frame and the crane superstructure, allowing 360° rotation. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Slewing Ring parts and their functions

5 top-level parts · 5 parts in total · full bill of materials below

Slewing Ring parts diagram: 1 ring bearing, 2 slew motor, 3 slew gearbox, 4 drive pinion, 5 collector ring. 5 parts in 5 top-level items. — Slewing Ring 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	Ring Bearing	1×	Main bearing
2	Slew Motor	1×	Hydraulic drive
3	Slew Gearbox	1×	Compact gearbox stepping down motor speed (typically 10:1) to produce rotation torque.
4	Drive Pinion	1×	Meshes with ring gear
5	Collector Ring	1×	Electrical slip rings

3D model

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Build & assembly graph

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Bill of materials for Slewing Ring

5 top-level lines · 5 rows shown · 5 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Ring Bearing	truck-mounted-crane-ring-bearing	1×	1	·	part
2	Slew Motor	truck-mounted-crane-slew-motor	1×	1	·	part
3	Slew Gearbox	truck-mounted-crane-slew-gearbox	1×	1	·	part
4	Drive Pinion	truck-mounted-crane-drive-pinion	1×	1	·	part
5	Collector Ring	truck-mounted-crane-collector-ring	1×	1	·	part

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Where the slewing ring is used

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

Automobiles 1 Truck-Mounted Crane

Used in 1 assembly

Truck-Mounted Crane

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–$200. How estimates work

Vendor	HQ	Specialty	MOQ	Lead time
🇮🇳Bharat Forge bharatforge.com ↗	Pune, IN	Forgings & metal parts	500 pcs	6–10 wks
🇨🇳CITIC Dicastal dicastal.com ↗	Qinhuangdao, CN	Aluminium castings & wheels	500 pcs	6–10 wks
🇮🇳Tata AutoComp tataautocomp.com ↗	Pune, IN	Auto components	500 pcs	6–10 wks
🇸🇬Beyonics beyonics.com ↗	Singapore	Precision metal & mfg	500 pcs	6–10 wks
🇮🇳Sundaram Clayton sundaram-clayton.com ↗	Chennai, IN	Die castings	500 pcs	6–10 wks