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MISCELLANEOUS COUPLINGS AND CONNECTORS
These fittings are used to connect pipe or tube end-to-end mechanically or with adhesive. If used as an expansion joint, connect one end and leave the other unattached.

• Denotes part shown in photograph
SQUARE & RECTANGULAR POST FITTINGS
These fittings permit the mounting of pipe railings directly to square or rectangular post material. They are available for bolt on or weld applications.

Numbers in Italics denote items that may not be available for
immediate shipment.

• Denotes part shown in photograph

COUPLING - Slip On
Cast Aluminum
5-1/4" Long

WELD TYPE WITH YOKE
1/4" Thick Metal
Coupling, Square Post Fittings
Coupling, Square Post Fittings
Coupling, Square Post Fittings
Pipe Size
Tube OD
Aluminum
1-1/4"
1.660"
DA510-3•
1-1/2"
1.900"
DA510-4
STRAIGHT COUPLING
Galvanized Malleable Iron
Coupling, Square Post Fittings

WELD TYPE WITH YOKE
1/4" Thick Metal

Pipe Size

a

b

c

Steel
with 1/2" hole

.Steel
with no hole

1-1/4"

1-5/8"

1-5/8"

2-3/8"

5019•

5019NH

1-1/2"

1-7/8"

1-3/4"

2-5/8"

5023

5023NH

Coupling, Square Post Fittings
Coupling, Square Post Fittings

WELD TYPE
1/4" Thick Metal

Pipe Size

a

b

c

Steel with 1/2" hole

Steel with no hole

1-1/4"

1-5/8"

1-5/8"

2-3/8"

5020•

5020NH

1-1/2"

1-7/8"

1-3/4"

2-5/8"

5024

5024NH

Coupling, Square Post Fittings
1
1
All metals have a recycled content and high reclamation rate. Contact Wagner for data relating to your specific product selections
Coupling, Square Post Fittings
Pipe Size
Tube OD
Mal Iron
3/4"
1.050"
KK14-5
1"
1.315"
KK14-6
1-1/4"
1.660"
KK14-7
1-1/2"
1.900"
KK14-8
2"
2.375"
KK14-9
INSERT COUPLING
Friction Fit
Coupling, Square Post Fittings

Pipe Size

Tube OD

Extruded
Aluminum

1-1/4"

1.660"

IR70E-7

1-1/2"

1.900"

SA517

Ribbed outer surface. Attach using epoxy.

INSERT COUPLING
Coupling, Square Post Fittings

Pipe Size

Tube OD

a

14 Gauge
Steel

.050"
Brass

1.500"

6"

14621-15

1-1/4"

1.660"

5"

1220

1-1/2"

1.900"

5"

1222

2.000"

6"

14621-2

 
Coupling, Square Post Fittings
EXPANSION CONNECTOR
For small diameter pipe and tube:
Drill Holes as Shown for 1/4" Set Screw
  • 3/4" Nominal Pipe
  • 1" Nominal Extra Heavy Pipe
  • 1" 16 Ga. OD Tubing
  • 1" Square Tubing 1/8" Wall
Coupling, Square Post Fittings
Steel
3393