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Duolok bulkhead unions are straight tube fittings designed to pass through a bulkhead or cabinet wall. They have two equal size tube fitting end connections and an extended threaded body designed to be secured the fitting to a bulkhead or cabinet wall with a bulkhead nut.
Tube fitting bulkhead union
Bulkhead Union - Duolk Tube Fitting
Unit of Measure
1 2 3 

Item #

CAD

Body Material

Connection 1 - Type

Connection 1 - Size

Connection 2 - Type

Connection 2 - Size

Production Category

Handle Type

Handle Color

IMD3BU N/A 108637 N/A Alloy 400 N/A Tube Fitting N/A 3/16 in N/A Tube Fitting N/A 3/16 in N/A 4 N/A 0 N/A 0
IMD4BU N/A 108637 N/A Alloy 400 N/A Tube Fitting N/A 1/4 in N/A Tube Fitting N/A 1/4 in N/A 1 N/A 0 N/A 0
IMD5BU N/A 108637 N/A Alloy 400 N/A Tube Fitting N/A 5/16 in N/A Tube Fitting N/A 5/16 in N/A 4 N/A 0 N/A 0
IMD6BU N/A 108637 N/A Alloy 400 N/A Tube Fitting N/A 3/8 in N/A Tube Fitting N/A 3/8 in N/A 1 N/A 0 N/A 0
IMD8BU N/A 108637 N/A Alloy 400 N/A Tube Fitting N/A 1/2 in N/A Tube Fitting N/A 1/2 in N/A 1 N/A 0 N/A 0
IMDM10BU N/A 110240 N/A Alloy 400 N/A Tube Fitting N/A 10 mm N/A Tube Fitting N/A 10 mm N/A 4 N/A 0 N/A 0
IMDM12BU N/A 110240 N/A Alloy 400 N/A Tube Fitting N/A 12 mm N/A Tube Fitting N/A 10 mm N/A 4 N/A 0 N/A 0
IMDM14BU N/A 110240 N/A Alloy 400 N/A Tube Fitting N/A 14 mm N/A Tube Fitting N/A 14 mm N/A 4 N/A 0 N/A 0
IMDM16BU N/A 110240 N/A Alloy 400 N/A Tube Fitting N/A 16 mm N/A Tube Fitting N/A 16 mm N/A 4 N/A 0 N/A 0
IMDM18BU N/A 110240 N/A Alloy 400 N/A Tube Fitting N/A 18 mm N/A Tube Fitting N/A 18 mm N/A 4 N/A 0 N/A 0
IMDM20BU N/A 110240 N/A Alloy 400 N/A Tube Fitting N/A 20 mm N/A Tube Fitting N/A 20 mm N/A 4 N/A 0 N/A 0
IMDM3BU N/A 110240 N/A Alloy 400 N/A Tube Fitting N/A 3 mm N/A Tube Fitting N/A 3 mm N/A 4 N/A 0 N/A 0
IMDM4BU N/A 110240 N/A Alloy 400 N/A Tube Fitting N/A 4 mm N/A Tube Fitting N/A 4 mm N/A 4 N/A 0 N/A 0
IMDM6BU N/A 110240 N/A Alloy 400 N/A Tube Fitting N/A 6 mm N/A Tube Fitting N/A 4 mm N/A 4 N/A 0 N/A 0
IMDM8BU N/A 110240 N/A Alloy 400 N/A Tube Fitting N/A 8 mm N/A Tube Fitting N/A 8 mm N/A 4 N/A 0 N/A 0
IBD10BU N/A 108637 N/A Brass N/A Tube Fitting N/A 5/8 in N/A Tube Fitting N/A 5/8 in N/A 1 N/A 0 N/A 0
IBD12BU N/A 108637 N/A Brass N/A Tube Fitting N/A 3/4 in N/A Tube Fitting N/A 3/4 in N/A 1 N/A 0 N/A 0
IBD1BU N/A 108637 N/A Brass N/A Tube Fitting N/A 1/16 in N/A Tube Fitting N/A 1/16 in N/A 1 N/A 0 N/A 0
IBD2BU N/A 108637 N/A Brass N/A Tube Fitting N/A 1/8 in N/A Tube Fitting N/A 1/8 in N/A 1 N/A 0 N/A 0
IBD3BU N/A 108637 N/A Brass N/A Tube Fitting N/A 3/16 in N/A Tube Fitting N/A 3/16 in N/A 1 N/A 0 N/A 0
IBD4BU N/A 108637 N/A Brass N/A Tube Fitting N/A 1/4 in N/A Tube Fitting N/A 1/4 in N/A 1 N/A 0 N/A 0
IBD5BU N/A 108637 N/A Brass N/A Tube Fitting N/A 5/16 in N/A Tube Fitting N/A 5/16 in N/A 1 N/A 0 N/A 0
IBD6BU N/A 108637 N/A Brass N/A Tube Fitting N/A 3/8 in N/A Tube Fitting N/A 3/8 in N/A 1 N/A 0 N/A 0
IBD8BU N/A 108637 N/A Brass N/A Tube Fitting N/A 1/2 in N/A Tube Fitting N/A 1/2 in N/A 1 N/A 0 N/A 0
IBDM10BU N/A 110240 N/A Brass N/A Tube Fitting N/A 10 mm N/A Tube Fitting N/A 10 mm N/A 1 N/A 0 N/A 0
Unit of Measure
1 2 3