Jabsco Engine Cooling Pump - Size 20 (3/8") - Model 51520-2001

The self-priming flexible impeller pump is the industry recognized technology standard for leisure and work boat engine cooling. Being an original Jabsco, you are assured the highest grade bronze and stainless steels are used in keeping your engine at peak operating temperature. Flexible impeller pumps are ideally suited to washdown, circulation and fire duty applications onboard or dockside. Where needed, these pumps have easily replaced cams, end covers and wearplates for extended product life.

Features

• Mechanical shaft seal, extends service life
• O' Ring end cover seal
• Sealed-for-life ball bearing
• Interchangeable with previous 52020 series
• Suitable for direct or pulley drive
• Sealed bearings for longer life
• Constructed from marine quality bronze and stainless steel
• Easy to service and maintain
• Will tolerate abrasive wear
• Handles hard and soft solids without clogging
• Can pump in either direction
• Will not airlock

Specifications

• Pump size: 20
• Mount type: Foot
• Bearing type: Sealed ball
• Output: 4 GPM (18 LPM)
• Port type: BSP
• Port size: 3/8" (10 mm)
• Self-priming from dry: Up to 13' (4.1 m)
• Nominal speed: @ 1500 rpm
• Maximum head: 43' (13 m)
• Length: 3 3/4" (9.5 cm)
• Width: 3" (8 cm)
• Height: 3 1/2" (8.5 cm)
• Weight: 3 lb (1.4 kg)

Materials of Construction

• Body material: Bronze
• Impeller material: Neoprene
• Shaft material: 316 Stainless steel
• Shaft seal material: Mechanical, carbon ceramic

Service Kits and Common Parts

• Gasket/O-Ring - X5251-050
• Impeller - 653-0001
• Water Seal - 96080-6024
• End Cover Screws - X3001-174F

Spare Parts and Accessories

• Gasket & Impeller Kit
• Hose Adapters with 3/8" BSP taper-threaded connection

Drawing and Specifications

Technical File

Datasheet