🔍 Item Specifics
- Brand: Caterpillar (CAT)
- MPN / Part Number: 311-9022 / 3119022
- Alternative Part Name: Block A / Hydraulic Junction Block / Pilot Manifold Assembly
- Side Configuration: Left-Hand (LH / Near Side Placement Orientation)
- Material Composition: Heavy-Duty Machined Carbon Steel Body Block
- Compatible Equipment Make: Caterpillar (CAT)
- Compatible Equipment Type: Hydraulic Excavator / Mini Excavator / Crawler Digger
- Country/Region of Manufacture: Japan (Genuine OEM Build)
- Condition: New Other (See details) — Brand New Open-Box Warehouse Surplus (In Original Factory Box)
📝 Product Description
Available for immediate purchase is a factory-original, brand-new Caterpillar Left-Hand Hydraulic Junction Manifold Block Assembly (Part # 311-9022). Sourced directly from specialized commercial warehouse surplus liquidation inventory, this high-integrity fluid manager features zero operational runtime hours and has never been bolted to an excavator upper structure or lower auxiliary frame.
Precision machine-milled in Japan from heavy carbon steel, this junction block serves as a centralized high-density fluid routing node. It manages auxiliary pilot valve signals and fluid line splits smoothly, ensuring uniform pressure distribution while preventing internal thermal cavitation or fluid cross-bleed leaks across your machine's primary attachments under severe cyclic breakouts.
🌟 Key Product Features
- Genuine OEM Precision Ports: Machine-milled port entry points provide strict threat-alignment compliance, entirely eliminating high-pressure line fluid leaks common with budget aftermarket replicas.
- Pre-Drilled Rigid Flange Base: Thick structural mounting face layout provides seamless, vibration-free chassis anchoring to secure connecting lines over tough terrain.
- Factory Plugs Installed: Ships equipped with protective block port covers or packaging wraps to ensure zero ambient shop debris, dust, or moisture enters the line channels prior to installation.
⚙️ Fully Comprehensive Compatible Models & Applications
This structural fluid distribution component is cataloged to install directly within small-to-mid size tracking crawler fleets and associated work tool packages:
- Caterpillar Small Hydraulic Excavators: 311, 311B, 311C, 311D, 311D LRR, 312, 312B, 312B L, 312C, 312C L, 312D, 312D L Series builds.
- Hydraulic Application Scope: Central pilot control distribution lines, auxiliary implement quick-coupler loops, and dual-circuit side maneuvering manifolds.
⚠️
Buyer Fitment Disclaimer: CHECK WELL BEFORE PURCHASE! Heavy machinery auxiliary hydraulic lines and junction block placements vary strictly based on your excavator’s precise
Chassis Serial Number Prefix and specific factory joystick routing arrangements. To guarantee an absolute drop-in physical fit, please verify your original parts book or cross-reference your serial sequence via the
Official Cat Parts Store Portal before completing checkout.
All sales of specialized electrical or hydraulic surplus are final—no returns or refunds are provided for ordering errors.
📦 Condition Details & Factory Box Notice
- Pristine Operating History: Brand new component with zero field service cycles, zero installation marks, and zero runtime hours.
- Packaging Integrity: Comes complete inside its original factory box and labeling layout. Due to open bulk handling and years of sitting on heavy industrial warehouse storage shelves, the outer cardboard container may show minor storage wear, dust, or fading. The internal steel block itself remains 100% factory pristine, sealed, and ready for line deployment.
🌍 International Buyers – Please Notice
- Import Duties & Customs Fees: Import duties, regional taxes, and local clearing agent fees are not included in the baseline item price or stated shipping rates. These are strictly the buyer's responsibility.
- Customs Manifest Accuracy: We strictly comply with international maritime trade rules. We will not alter commercial invoice price fields or manifest machinery assemblies as "gifts."