Qty. Component $/Unit Subtotal
2 Liquid/Gas Tubes $10.00 $20.00
3 Barbs $6.00 $18.00
1 Barbed Adapter $2.00 $2.00
1 Garden Hose Adapter $5.00 $5.00
3 O-rings $0.50 $1.50
4 Grommets $0.25 $1.00
1 Pressure Regulator $6.00 $6.00
1 Luer Lock Adapter $5.00 $5.00
6 Luer Lock Needles $3.00 $18.00
22 TOTALS   $76.50

Liquid/Gas Tubes

These ultra flexible tubes carry liquids and gases to and from the UTM including water and vacuum air.

Length 6m
Material Masterkleer PVC
Color Clear
Flexibility Very Flexible
Compatible Tube Fittings Barbs
Inner Diameter 1/4”
Outer Diameter 3/8”
Wall Thickness 1/16”
Bend Radius 1” Minimum
Max Pressure 35 psi at 73° F
Temperature Range -45° to 165° F
Recommended Supplier McMaster Carr - Part Number 5233K56
Price $10.00
Quantity 2


These stainless steel barbs screw into the UTM’s three liquid/gas ports and accept the three liquid/gas lines coming from the z-axis cable carrier.

For Tube ID 1/4”
Threads 10-32 UNF Straight Threads
Hex Size 5/16”
Overall Length 25/32”
Temperature Range –40° to 1200° F
Maximum Pressure 500 psi @ 72° F
RoHS Compliant
Gasket? Yes
Material Type 303 Stainless Steel
Recommended Supplier McMaster Carr - Part Number 4406T14
Price $6.00
Quantity 3

Barbed Adapter

This adapter threads onto the solenoid valve and is connected to the water tube leading to the UTM.

Material Nylon
For Tube ID 1/4”
Threads 3/4” NPSM (National Pipe Straight Mechanical) connection, which is compatible with NPT threads
Hex Size 1.25”
Overall Length 1.656”
Recommended Supplier McMaster Carr - Part Number 5372K221
Price $2.00
Quantity 1

Garden Hose Adapter

This adapter connects standard US garden hoses to the solenoid valve.

Material Brass
Threads 3/4” Female GHT (Garden Hose Thread)
3/4” Female NPT (National Pipe Thread)
Swivel Type Swivels until tightened
Seal Rubber Gasket
Maximum Temperature 195° F
RoHS Not compliant
Recommended Suppliers Zoro

McMaster Carr - Part Number 70815t44
Price $5.00
Quantity 1


These O-rings fit onto the UTM’s liquid/gas ports and create a solid seal when tools are mounted.

Material Buna-N
Durometer A70 (Medium)
Outer Diameter 10.5mm
Inner Diameter 7.5mm
Thickness 1.5mm
Temperature Range -30° to 212° F
Color Black
Recommended Supplier McMaster Carr - Part Number 1171n145
Price $0.50
Quantity 3


These grommets fit onto the UTM cover and allow the liquid/gas tubes and the UTM cable to pass into the UTM assembly while keeping water and dust out.

Material Rubber
Panel Hole Diameter 7/16”
Panel Thickness 3/32”
ID 3/8”
OD 5/8”
Overall Thickness 9/32”
Color Black
Recommended Supplier McMaster Carr - Part Number 9600k33
Price $0.25
Quantity 4

Pressure Regulator

This pressure regulator reduces the pressure from a municipal water supply down to 25 PSI (172 kpa, 1.72 bar) so that FarmBot can more easily control the amount of water it disperses.

Material UV resistant plastic
Inlet 3/4 in. FHT (female hose thread)
Outlet 3/4 in. MHT (male hose thread)
Color Black
Length 6 inches (152.4mm)
Outer Diameter 1.25 inches (31.75mm)
Outlet Pressure 25 PSI (172 kpa, 1.72 bar)
Max Input Pressure 100 PSI (688 kpa, 6.88 bar)
Recommended Supplier Home Depot
Price $6.00
Quantity 1

Luer Lock Adapter

Price $5.00
Quantity 1

Luer Lock Needles

Protective Covers? Yes
Price $3.00
Quantity 6