AT Z-1159

Frequently Asked Questions

Q: What is the AT Z-1159 cylinder cap?
A: The AT Z-1159 is a cylinder cap component for Atlas Zenith Type 9 manual pallet jack hydraulic systems. This cap provides the upper closure to the hydraulic cylinder and seals the pressure chamber.

Q: Which Atlas pallet jack models use the AT Z-1159 cylinder cap?
A: The AT Z-1159 cylinder cap is designed for Atlas Zenith Type 9 manual pallet jacks. Alternative model designations include ZenithType9. Verify your equipment matches this specification before ordering.

Q: What material is the AT Z-1159 cylinder cap made from?
A: The AT Z-1159 is fabricated from machined carbon steel or ductile iron, providing structural integrity and compatibility with standard mineral hydraulic fluids. The material resists corrosion in typical warehouse environments.

Q: What is the function of the AT Z-1159 cylinder cap?
A: The cylinder cap seals the upper port of the hydraulic cylinder, contains hydraulic pressure during lifting cycles, and provides mounting surface for seal elements. This component is critical to system pressure containment.

Q: Can the AT Z-1159 cylinder cap be used on Atlas Zenith models other than Type 9?
A: No. The AT Z-1159 is engineered specifically for Atlas Zenith Type 9 equipment. Cylinder cap dimensions and port configurations differ across Atlas model lines. Do not substitute on other Zenith variants or competitors such as Crown, Toyota, or Raymond.