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12 000 PSI Locking Grease - Milton Industries

Part #: ZELC-100

The Milton Industries ZELC-100 Locking Grease Coupler, part of the Zeeline by Milton® range, is engineered to provide professional technicians and mechanics with a reliable, mess-free solution for critical greasing tasks. This robust coupler ensures a secure, leak-proof connection to Zerk fittings, facilitating efficient and precise lubrication even under demanding conditions. Designed for consistent high-pressure performance, it eliminates common frustrations associated with traditional grease couplers, streamlining maintenance operations.

Key Features

  • 12,000 PSI Pressure Rating: Built to withstand and deliver grease at an industry-leading 12,000 PSI, suitable for routine maintenance and heavy-duty industrial applications.
  • Secure Locking Mechanism: Features an innovative locking design with three reinforced jaws that securely attach to Zerk fittings, preventing grease leaks and ensuring precise application.
  • Effortless Operation: A thumb-operated lever allows for quick, secure attachment and easy disengagement from fittings, enabling hands-free operation once locked.
  • Universal Compatibility: Designed to thread onto 1/8” NPT whip hoses and rigid grease gun pipes, making it compatible with a variety of hand, pneumatic, and electric grease guns.
  • Durable Construction: Crafted from high-grade materials and precision-engineered for longevity, this coupler is built to withstand the toughest working environments and heavy-duty use.
  • Leakage Prevention: Equipped with a precision seal gasket and reinforced jaws to minimize waste and keep workspaces cleaner by ensuring grease goes into the fitting, not around it.

Applications

The ZELC-100 Locking Grease Coupler is an essential tool for lubricating components across various professional settings. It is ideally suited for automotive maintenance, including chassis lubrication, as well as for heavy equipment, agricultural machinery, and industrial applications where high pressure and precise grease delivery are crucial. Its ability to maintain a secure connection, even in cramped machinery compartments and on difficult-to-reach fittings, makes it invaluable for reducing downtime and improving maintenance efficiency.

Specifications

  • Manufacturer: Milton Industries (Zeeline by Milton®)
  • Model Number: ZELC-100
  • Maximum Operating Pressure: 12,000 PSI
  • Fitting Thread Size: 1/8 in. NPT
We have 13 in stock

$40.50

Free shipping on orders over $250
Lower 48 states and DC. Excludes freight and oversize items.
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  • Model: 491586
  • Shipping Weight: 0.4lbs
  • UPC: 30937501080
  • Manufacturers Part #: ZELC-100
  • Manufactured by: Milton Industries
  • Also Known As: MILZELC-100, ZLZELC-100, LTIZELC-100

This product was added to our catalog on Saturday 25 July, 2026.

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