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Griplok 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
Tube fitting bulkhead reducing union
Unit of Measure
1 2 

Item #

CAD

Body Material

Connection 1 - Type

Connection 1 - Size

Connection 2 - Type

Connection 2 - Size

ISSG10BU N/A CAD Icon (for items table) N/A 316 SS N/A Tube Fitting N/A 5/8 in N/A Tube Fitting N/A 5/8 in
ISSG12BU 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
ISSG16BU 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
ISSG1BU 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
ISSG2BU 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
ISSG3BU 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
ISSG4BU 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
ISSG6BU 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
ISSG8BU 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
IBG10BU N/A CAD Icon (for items table) N/A Brass N/A Tube Fitting N/A 5/8 in N/A Tube Fitting N/A 5/8 in
IBG12BU 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
IBG16BU 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
IBG1BU 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
IBG2BU 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
IBG3BU 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
IBG4BU 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
IBG6BU 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
IBG8BU 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
IMG10BU N/A CAD Icon (for items table) N/A Alloy 400 N/A Tube Fitting N/A 5/8 in N/A Tube Fitting N/A 5/8 in
IMG12BU N/A CAD Icon (for items table) N/A Alloy 400 N/A Tube Fitting N/A 3/4 in N/A Tube Fitting N/A 3/4 in
IMG16BU N/A CAD Icon (for items table) N/A Alloy 400 N/A Tube Fitting N/A 1 in N/A Tube Fitting N/A 1 in
IMG1BU N/A CAD Icon (for items table) N/A Alloy 400 N/A Tube Fitting N/A 1/16 in N/A Tube Fitting N/A 1/16 in
IMG2BU N/A CAD Icon (for items table) N/A Alloy 400 N/A Tube Fitting N/A 1/8 in N/A Tube Fitting N/A 1/8 in
IMG3BU N/A CAD Icon (for items table) N/A Alloy 400 N/A Tube Fitting N/A 3/16 in N/A Tube Fitting N/A 3/16 in
IMG4BU N/A CAD Icon (for items table) N/A Alloy 400 N/A Tube Fitting N/A 1/4 in N/A Tube Fitting N/A 1/4 in
Unit of Measure
1 2