BOMwiki the bill-of-materials encyclopedia

Crawler Base Machine Assembly

Tracked undercarriage with a slewing upper frame carrying the engine and winches. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

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

5 top-level lines · 24 rows shown · 226 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Track Undercarriage 3 parts pdr-track-undercarriage 1 125 assembly
1.1 Crawler Track 4 parts pdr-track 2 54 assembly
1.1.1 Track Shoe pdr-track-shoe 44× 88 part
1.1.2 Track Roller pdr-track-roller 16 part
1.1.3 Drive Sprocket pdr-track-sprocket 2 part
1.1.4 Track Idler pdr-track-idler 2 part
1.2 Track Frame pdr-track-frame 1 part
1.3 Travel Drive Motor 5 parts pdr-travel-motor 2 8 assembly
1.3.1 Motor Rotating Group pdr-motor-rotor-group 2 part
1.3.2 Gearbox Housing gearbox-housing 2 part
1.3.3 Helical Gear Pair gear-pair 4 part
1.3.4 Ball Bearing ball-bearing 4 part
1.3.5 Oil Seal oil-seal 4 part
2 Slew Bearing 3 parts pdr-slew-ring 1 93 assembly
2.1 Slew Race pdr-slew-race 2 part
2.2 Slew Ball pdr-slew-ball 90× 90 part
2.3 Slew Ring Gear pdr-slew-gear 1 part
3 Swing Drive 4 parts pdr-slew-drive 1 6 assembly
3.1 Swing Motor pdr-swing-motor 1 part
3.2 Gearbox Housing gearbox-housing 1 part
3.3 Helical Gear Pair gear-pair 2 part
3.4 Ball Bearing ball-bearing 2 part
4 Upper Frame pdr-upper-frame 1 part
5 Concrete Counterweight counterweight 1 part

Used in 1 assembly

Sourcing — likely vendors

Companies that make this · indicative price $0.50–$100 · MOQ & lead are typical
VendorHQSpecialtyMOQLead time
🇨🇳Foxconn
foxconn.com ↗
Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
flex.com ↗ Singapore Electronics contract mfg 1,000 pcs 6–10 wks
dixoninfo.com ↗ Noida, IN Electronics contract mfg 1,000 pcs 6–10 wks
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