OEM / REF: 5I-7706SKU: pilotpart222802
Unit Injector Nozzle 5I-7706 10R-7599 For Caterpillar Track Excavator 311 312 312B 320 is a Fuel Injector Nozzle replacement part indexed for CAT 320B and CAT 320BL, with 3 application records on file. Match OEM part number 5I-7706 and confirm fitment for Caterpillar Engine Spare Parts before ordering.
This Injectors & Nozzle is indexed for CAT 320B; CAT 320BL; CAT 311B; CAT 321BLCR. Compare reference number 5I-7706 against the label on your existing Caterpillar component before ordering.
Additional cross references on file: 10R-7599. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.
| Width (mm) | 53.3 |
|---|---|
| Length (mm) | 205.7 |
| Height (mm) | 53.3 |
| Part Number | 5I-7706, 10R-7599 |
Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.
Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.
Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.
