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Unilok 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
Unit of Measure
1 2 

Item #

CAD

Body Material

Connection 1 - Type

Connection 1 - Size

Connection 2 - Type

Connection 2 - Size

IBU12BU N/A CAD Icon (for items table) N/A Brass N/A Tube Fitting N/A 3/4 in N/A Tube Fitting N/A 3/4 in
IBU1BU N/A CAD Icon (for items table) N/A Brass N/A Tube Fitting N/A 1/16 in N/A Tube Fitting N/A 1/16 in
IBU2BU N/A CAD Icon (for items table) N/A Brass N/A Tube Fitting N/A 1/8 in N/A Tube Fitting N/A 1/8 in
IBU3BU N/A CAD Icon (for items table) N/A Brass N/A Tube Fitting N/A 3/16 in N/A Tube Fitting N/A 3/16 in
IBU4BU N/A CAD Icon (for items table) N/A Brass N/A Tube Fitting N/A 1/4 in N/A Tube Fitting N/A 1/4 in
IBU5BU N/A CAD Icon (for items table) N/A Brass N/A Tube Fitting N/A 5/16 in N/A Tube Fitting N/A 5/16 in
IBU6BU N/A CAD Icon (for items table) N/A Brass N/A Tube Fitting N/A 3/8 in N/A Tube Fitting N/A 3/8 in
IBU8BU N/A CAD Icon (for items table) N/A Brass N/A Tube Fitting N/A 1/2 in N/A Tube Fitting N/A 1/2 in
ISSU12BU N/A CAD Icon (for items table) N/A 316 SS N/A Tube Fitting N/A 3/4 in N/A Tube Fitting N/A 3/4 in
ISSU16BU N/A CAD Icon (for items table) N/A 316 SS N/A Tube Fitting N/A 1 in N/A Tube Fitting N/A 1 in
ISSU1BU N/A CAD Icon (for items table) N/A 316 SS N/A Tube Fitting N/A 1/16 in N/A Tube Fitting N/A 1/16 in
ISSU2BU N/A CAD Icon (for items table) N/A 316 SS N/A Tube Fitting N/A 1/8 in N/A Tube Fitting N/A 1/8 in
ISSU3BU N/A CAD Icon (for items table) N/A 316 SS N/A Tube Fitting N/A 3/16 in N/A Tube Fitting N/A 3/16 in
ISSU4BU N/A CAD Icon (for items table) N/A 316 SS N/A Tube Fitting N/A 1/4 in N/A Tube Fitting N/A 1/4 in
ISSU5BU N/A CAD Icon (for items table) N/A 316 SS N/A Tube Fitting N/A 5/16 in N/A Tube Fitting N/A 5/16 in
ISSU6BU N/A CAD Icon (for items table) N/A 316 SS N/A Tube Fitting N/A 3/8 in N/A Tube Fitting N/A 3/8 in
ISSU8BU N/A CAD Icon (for items table) N/A 316 SS N/A Tube Fitting N/A 1/2 in N/A Tube Fitting N/A 1/2 in
BU16BU N/A CAD Icon (for items table) N/A Brass N/A Tube Fitting N/A 1 in N/A Tube Fitting N/A 1 in
IHCU12BU N/A CAD Icon (for items table) N/A Alloy C-276 N/A Tube Fitting N/A 3/4 in N/A Tube Fitting N/A 3/4 in
IHCU16BU N/A CAD Icon (for items table) N/A Alloy C-276 N/A Tube Fitting N/A 1 in N/A Tube Fitting N/A 1 in
IHCU1BU N/A CAD Icon (for items table) N/A Alloy C-276 N/A Tube Fitting N/A 1/16 in N/A Tube Fitting N/A 1/16 in
IHCU2BU N/A CAD Icon (for items table) N/A Alloy C-276 N/A Tube Fitting N/A 1/8 in N/A Tube Fitting N/A 1/8 in
IHCU3BU N/A CAD Icon (for items table) N/A Alloy C-276 N/A Tube Fitting N/A 3/16 in N/A Tube Fitting N/A 3/16 in
IHCU4BU N/A CAD Icon (for items table) N/A Alloy C-276 N/A Tube Fitting N/A 1/4 in N/A Tube Fitting N/A 1/4 in
IHCU5BU N/A CAD Icon (for items table) N/A Alloy C-276 N/A Tube Fitting N/A 5/16 in N/A Tube Fitting N/A 5/16 in
Unit of Measure
1 2