Hydraulic Safety Lock CAT Excavator 307B 311B 312B 325B 365B 365BL PN: 159-7744

Hydraulic Safety Lever Lock (Pilot Control Assembly) for CAT Excavators & Engines | Lucas Parts

Maintain absolute control over your machine's safety systems with this premium Hydraulic Safety Lever Lock Assembly from Lucas Parts. Specifically engineered for Caterpillar (CAT) B-Series excavators and compatible heavy-duty diesel engines, this critical component acts as your frontline protection, safely cutting off or engaging hydraulic pilot pressure to prevent dangerous, accidental machine movements.

Built to handle the harsh, unforgiving vibrations of demanding excavation and industrial job sites, this heavy-duty lockout assembly ensures a crisp, reliable response every single time the safety bar is raised or lowered.

Key Features & Benefits

• Fail-Safe Safety Isolation: Delivers an instant, secure mechanical and electrical cutoff to completely lock out the hydraulic pilot controls when the operator cabin lever is raised.

• Premium Heavy-Duty Construction: Manufactured from high-grade, wear-resistant steel and impact-resistant materials designed to resist moisture, fine dust, and cabin grease.

• Direct Aftermarket Replacement: Precision-engineered to mirror factory dimensions and hookups, allowing for a quick "drop-in," plug-and-play installation that eliminates costly machine downtime.

• Tested Under Extreme Vibrations: Fortified internal structural components ensure flawless functionality despite the continuous high-impact and heavy-shock conditions typical of earthmoving and demolition work.

Machine & Engine Compatibility

This hydraulic pilot lockout assembly is precision-engineered to fit a wide range of Caterpillar (CAT) equipment:

• CAT Excavator Models: 307B, 311B, 312B, 325B, 365B, 365BL (as well as other B-series models like 320B and 330B)

• CAT Engine Models: 3116, 3306, 3176C (plus compatible industrial configurations)

Specifications

• Brand: Lucas Parts

• Product Type: Hydraulic Safety Lockout Lever / Pilot Control Lock Assembly

• Condition: 100% Brand New Aftermarket Replacement

• Fitment Type: Direct Plug-and-Play Replacement

The Lucas Parts Advantage

Safety components are absolutely non-negotiable on a busy project site. At Lucas Parts, we provide owner-operators and fleet managers with rugged, field-tested aftermarket components that deliver original equipment reliability without the steep dealership markup. Keep your crew protected and your equipment earning.