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.
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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× | 1 | 125 | assembly |
| 1.1 | Crawler Track 4 parts | pdr-track | 2× | 2 | 54 | assembly |
| 1.1.1 | Track Shoe | pdr-track-shoe | 44× | 88 | — | part |
| 1.1.2 | Track Roller | pdr-track-roller | 8× | 16 | — | part |
| 1.1.3 | Drive Sprocket | pdr-track-sprocket | 1× | 2 | — | part |
| 1.1.4 | Track Idler | pdr-track-idler | 1× | 2 | — | part |
| 1.2 | Track Frame | pdr-track-frame | 1× | 1 | — | part |
| 1.3 | Travel Drive Motor 5 parts | pdr-travel-motor | 2× | 2 | 8 | assembly |
| 1.3.1 | Motor Rotating Group | pdr-motor-rotor-group | 1× | 2 | — | part |
| 1.3.2 | Gearbox Housing | gearbox-housing | 1× | 2 | — | part |
| 1.3.3 | Helical Gear Pair | gear-pair | 2× | 4 | — | part |
| 1.3.4 | Ball Bearing | ball-bearing | 2× | 4 | — | part |
| 1.3.5 | Oil Seal | oil-seal | 2× | 4 | — | part |
| 2 | Slew Bearing 3 parts | pdr-slew-ring | 1× | 1 | 93 | assembly |
| 2.1 | Slew Race | pdr-slew-race | 2× | 2 | — | part |
| 2.2 | Slew Ball | pdr-slew-ball | 90× | 90 | — | part |
| 2.3 | Slew Ring Gear | pdr-slew-gear | 1× | 1 | — | part |
| 3 | Swing Drive 4 parts | pdr-slew-drive | 1× | 1 | 6 | assembly |
| 3.1 | Swing Motor | pdr-swing-motor | 1× | 1 | — | part |
| 3.2 | Gearbox Housing | gearbox-housing | 1× | 1 | — | part |
| 3.3 | Helical Gear Pair | gear-pair | 2× | 2 | — | part |
| 3.4 | Ball Bearing | ball-bearing | 2× | 2 | — | part |
| 4 | Upper Frame | pdr-upper-frame | 1× | 1 | — | part |
| 5 | Concrete Counterweight | counterweight | 1× | 1 | — | part |
Used in 1 assembly
Sourcing — likely vendors
Companies that make this · indicative price $0.50–$100 · MOQ & lead are typical| Vendor | HQ | Specialty | MOQ | Lead 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.com.sg ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |