The GRACO 253362 is a pneumatic piston pump designed for dispensing grease from 35 lb. (16 kg) pails. It is constructed from materials including carbon steel, zinc plating, brass, polyurethane, ultra-high molecular weight polyethylene, and Buna-N. This pump is intended for reliable, high-pressure grease transfer in industrial and vehicle service environments.

Key Features:

• Pneumatic Piston Pump
• Mini Fire-Ball 225, 50:1 ratio, 35 lb. (16 kg) pail
• Carbon steel, zinc plating, brass, polyurethane, UHMW polyethylene, Buna-N
• Maximum output: 0.11 gpm (0.40 lpm)
• Maximum working pressure: 8400 psi (58 MPa, 580 bar)
• Designed for use with 35 lb. (16 kg) grease pails
• Engineered with fewer moving parts for reduced wear and downtime
• High reliability and ease of maintenance
• Maximum intermittent cycle rate: 100 cycles/minute
• Maximum continuous cycle rate: 60 cycles/minute
• Sound pressure level: 77.8 dB(A) at 1 meter
• Sound power level: 85.6 dB(A)

Applications:
Ideal for industrial and vehicle service applications requiring high-pressure, reliable grease dispensing from standard 35 lb. (16 kg) pails.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and safety.
• Ensure air supply is clean and dry to prevent contamination and wear
• Follow manufacturer’s instructions for air pressure settings (operating range: 140 psi, 1.0 MPa, 10 bar)
• Regularly inspect and maintain seals and wetted parts for longevity
• Use only compatible grease types as specified by GRACO
• Perform routine maintenance checks as outlined in the manual
• Store pump in a clean, dry environment when not in use
• Replace worn or damaged parts with genuine GRACO components