Best Piston Metering Pump

Field King 190328 Backpack Sprayer, 4 Gallon,

Internal No Leak Pump design is safer to use chemicals will not drip down your back. Internal piston pump delivers up to 150 PSI.
Durable, 21 inch poly wand with the highest quality Viton seals can be used with Wet table powders and liquids for all applications does the work of both a piston and diaphragm backpack.
Premium, lockable shut off with brass components and an in-line filter..
Easy access pump allows changing of seals in just minutes with no tools.
4 nozzles included: brass adjustable, 2 flat fans, and foaming nozzle. Also accepts Tee Jet nozzles..

Quiet Series compressor design at only 58 dB for operator and crew comfort.
Compressor runs at a lower RPM (1,750) resulting in longer motor and pump life.
Complete roll-cage construction provides the compressor with protection to withstand a variety of job-site, transporting, and storage environments.
Oil-free dual-piston pump designed for maintenance-free operation.
Compressor features a lightweight design for increased job site portability, an oil-free dual-piston pump designed for maintenance-free operation, and a cord wrap for convenient AC power cord storage.

Piston drum pump for dispensing water-based fluids, light oils, mild acids, and corrosive soaps.
Polypropylene construction for resistance to chemicals.
Adjustable flow rate with 16 oz. per stroke maximum.

Zinc die cast high pressure pump with ruggedly constructed precision ground piston.

Piston drum pump for dispensing corrosive chemicals such as MEK, acetone, and toluol.
Stainless steel construction for resistance to corrosion.

Internal No Leak Pump design is safer to use chemicals will not drip down your back. Internal piston pump delivers up to 150 PSI.
Durable, 21 inch poly wand with the highest quality Viton seals can be used with Wet table powders and liquids for all applications does the work of both a piston and diaphragm backpack.
Premium, lockable shut off with brass components and an in-line filter..
Easy access pump allows changing of seals in just minutes with no tools.
4 nozzles included: brass adjustable, 2 flat fans, and foaming nozzle. Also accepts Tee Jet nozzles..

【Pipe Guide Groove】Our transparent PC head liquid pump has adopt 42 stepper motor is about 30W power, energy saving and environmental protection,and adopt the pump pipe guide groove to prevent the damage caused by the deviation of the pump pipe.
【Stable Delivery】The pump head of three rollers proportional pump has ball bearings wheel frame,quiet and long service life,with transparent PC removable pump head,while keeping the conveying stable, which is convenient to replace the hose.
【Removable Pump Head】 The pump cover is fixed by hand twisting screws, easy to disassemble and install, and quickly replace the pump tube,1.5 ml pump head flow per turn.
【Size】Item Type: Step Motor Peristaltic Pump--Model: G928SM (stepping motor flat type)--Flow Range: 0-400ml / Min (pump Tube:--Inner diameter 6.4mm outer diameter 9.6mm)--Standard Pump Tube: Food Grade Platinum Vulcanized Silicone Tube Pump --Tube Size: Approx. 6.4 x 9.6mm / 0.3 x 0.4in.
【Application】These small metering pumps have self-priming function and can be widely used in experiments, biochemical analysis, pharmaceuticals, fine chemicals, and biotechnology fields.

Great practicability: Piston pump can self-prime and can output relatively large pressure.
Made of high quality electronic components, stable and reliable performance..
Improved configuration: The pump head is equipped with a check valve, which can control the fluid quality, reduce leakage and improve the working efficiency of the pump..
Advanced coupling structure: Adopting the coupling structure to reduce the radial and axial pressure of the motor, the motor runs more smoothly..
Live up to expectations: This water pump has sealed switch and coating to prevent corrosion, the body is sealed, to prevent incidental moisture and dust from entering. More resistant to corrosion and high temperatures, more durable..
Pump working mode: Single cylinder piston.
Inlet and outlet: 6MM outer diameter (6x9MM silicone tube is recommended).

THIS KIT INCLUDES: Piston Set, Piston Ring Set, Main Bearings Set, Rod Bearings Set, Full Gasket/Sealing Set, Thrust Washer, Freeze Plug Set (Brass), Timing Chain Kit, Oil Pump, Piston Pin Bushings, Timing Cover (Front Cover).
FITS: 85-95 Toyota / 4Runner, Pickup, Celica 2.4L L4 SOHC Naturally Aspirated 22RE,22R,22REC.
FITMENT NOTES: w/ Oil Pump & Timing Belt Or Timing Kit If Applicable, Master Kit, w/ Heavy Duty Timing Kit.
You are assured to receive a worldwide proven Engine Rebuild Kit quality part with OE quality fit and performance..
IMPORTANT: This Engine Kit is in STANDARD SIZE in all of its components. If you need oversized Pistons, Piston Rings, Rod Bearings or Main Bearings, send us a message prior ordering, indicating the correct size you need, so our customer service team can confirm availability. If we do not receive communication from you, everything will be sent in STANDARD SIZE by default.