Komatsu PC300 carrier roller for Heavy excavator undercarriage
Product Description
| Size | Follow OEM dimensions | 
| Model | PC300 | 
| Process | Forging | 
| Delivery time | 5 - 7 working days | 
| Manufacturer | For For Caterpillar | 
| Material | Steel | 
| Hardness | HRC55-58 | 
Manufactured with sealed for life bearings the rollers are maintenance free
Various designs are specified and we stock all types used on mini excavators up to excavator.
CAT undercarriage parts
| Part No. | Model | Description | 
| 4I7337 | E110B,E120B,311,312 | carrier roller | 
| CR5732 | E200B,EL200B,315,318,320 | carrier roller | 
| 094-1384 | E240,E240B, -C | carrier roller | 
| 4C2084 | 225- 6.91"7.50"PITCH | carrier roller | 
| 4E8500 | 235 | carrier roller | 
| CR5786 | 322B | carrier roller | 
| CR5884 | 325 | carrier roller | 
| CR6087 | 330 | carrier roller | 
| CR6597 | 345 | carrier roller | 
| CR6403 | 350 | carrier roller | 
| 136-2429 | 365 | carrier roller | 
| 194-1157 | 375,385 | carrier roller | 
| 960253 | E300B | carrier roller | 
| 8J6562 | 615/623 Bottom Idler | carrier roller | 
| 3G1086 | 615/623 Center Idler | carrier roller | 
| 2T0046 | 615/623 Upper roller | Roller Group | 
| 1447321, 8W4731 | 631-657 Floor roller | Roller Group | 
| 9J1035 | 633C,D BOTTOM IDLER | carrier roller | 
| CR3004 | D3B,C,G/D4B,C,G | carrier roller | 
| CR5420 | D5C-D5G | carrier roller | 
| CR3189WB | 953 | carrier roller | 
| CR3189 | D5B W/O BRACKETS | carrier roller less bracket | 
| CR4007WB | 963 | carrier roller | 
| CR4587 | D4H (475mm) | carrier roller | 
| CR4585 | D4H (500mm) | carrier roller | 
| CR4589 | D5H,D6M | carrier roller | 
| CR4094 | D6D with brackets | carrier roller | 
| 8E4007 | D5H, 517 Skidder | carrier roller | 
| CR4909 | D6H,D6R (545mm) | carrier roller | 
| CR4616 | D6H,D6R (570mm) | carrier roller | 
| CR4911 | D7H, D7R (585mm) | carrier roller | 
| CR4593 | D7H,D7R (628mm) | carrier roller | 
| CR4096 | D8H,K W/ BRACKETS | carrier roller | 
| CR4531 | D8N/R/T (620mm)- rear | carrier roller | 
| 244-1324 | D8N/R/T rear with Landfill guarding | carrier roller | 
| CR4530 | D8N/R/T (698mm)- front | carrier roller | 
| 244-1323 | D8N/R/T- front with Landfill guarding | carrier roller | 
| CR4681 | D9N/R/T | carrier roller | 
| 167-1947 | D9N/R/T with Landfill guarding | carrier roller | 
| 125-3537 | D10N/R/T | carrier roller | 
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