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Turntable & Slew

Assembly

Rotating upper structure mounted on a slew ring and turned by a worm-gear slew drive, allowing 360 degree continuous positioning of the boom. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Turntable & Slew parts and their functions

8 top-level parts · 11 parts in total · full bill of materials below
Turntable & Slew parts diagram: 1 turntable weldment, 2 slew ring bearing, 3 slew drive gearbox, 4 slew hydraulic motor, 5 rotary manifold, 6 gearbox housing, 7 helical gear pair, 8 oil seal. 11 parts in 8 top-level items.
Turntable & Slew parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Turntable Weldment 1× Welded turntable weldment carrying the boom heel
2 Slew Ring Bearing 1× Large internal-gear slewing bearing between chassis and turntable
3 Slew Drive Gearbox 1× Worm-gear slew drive with integral motor and brake
4 Slew Hydraulic Motor 1× Hydraulic motor driving the slew gearbox
5 Rotary Manifold 1× Rotary union passing oil and signals across the slew joint
6 Gearbox Housing 1× Cast housing for the slew worm gearset
7 Helical Gear Pair 1× Worm and wheel reducing slew speed
8 Oil Seal 4× Seals at the slew drive and rotary manifold

3D model

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Build & assembly graph

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Bill of materials for Turntable & Slew

8 top-level lines · 8 rows shown · 11 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Turntable Weldment articulating-boom-lift-turntable-frame 1× 1 · part
2 Slew Ring Bearing articulating-boom-lift-slew-ring 1× 1 · part
3 Slew Drive Gearbox articulating-boom-lift-slew-drive 1× 1 · part
4 Slew Hydraulic Motor articulating-boom-lift-slew-motor 1× 1 · part
5 Rotary Manifold articulating-boom-lift-rotary-manifold 1× 1 · part
6 Gearbox Housing gearbox-housing 1× 1 · part
7 Helical Gear Pair gear-pair 1× 1 · part
8 Oil Seal oil-seal 4× 4 · part

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Where the turntable & slew is used

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

Used in 1 assembly

Articulating Boom Lift

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