BOMwiki the bill-of-materials encyclopedia
30,454,201 parts mapped · 193,225 items
Discussion History

Girth Gear Drive

Assembly

Large girth gear bolted to the shell, driven by a pinion through a meshing gear pair, enclosed by a guard. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Girth Gear Drive parts and their functions

4 top-level parts · 5 parts in total · full bill of materials below
Girth Gear Drive parts diagram: 1 girth gear, 2 helical gear pair, 3 gear guard, 4 fastener set. 5 parts in 4 top-level items.
Girth Gear Drive parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Girth Gear 1× Shell-mounted ring gear
2 Helical Gear Pair 1× Pinion meshing pair
3 Gear Guard 1× Gear mesh enclosure
4 Fastener Set 2× Girth gear mounting bolts

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 Girth Gear Drive

4 top-level lines · 4 rows shown · 5 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Girth Gear ball-mill-girth-gear 1× 1 · part
2 Helical Gear Pair gear-pair 1× 1 · part
3 Gear Guard ball-mill-gear-guard 1× 1 · part
4 Fastener Set fastener-set 2× 2 · part

Something wrong in this list? Report a problem with this BOM.

Where the girth gear drive is used

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

Used in 1 assembly

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–$300. How estimates work
VendorHQSpecialtyMOQLead time
🇮🇳Sona Comstar
sonacomstar.com ↗
Gurugram, IN EV driveline & motors 1,000 pcs 8–12 wks
shdrive.cn ↗ Yuhuan, CN Gears & driveline 1,000 pcs 8–12 wks
🇮🇳Bharat Gears
bharatgears.com ↗
Mumbai, IN Automotive gears 1,000 pcs 8–12 wks
🇮🇳ZF India
zf.com ↗
Pune, IN Driveline & chassis 1,000 pcs 8–12 wks
advancegroup.cn ↗ Hangzhou, CN Gearboxes 1,000 pcs 8–12 wks