Colonial TelTek
Colonial TelTek
201 W. Church Road
King of Prussia, PA 19406
Phone: (855) 686-7713
Email: Info@colonialteltek.com
Website: www.knobsource.com
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Alignment/Expansion fitting is sometimes referred to as an Expansion/Deflection joint.
(The clamps holding the rubber sleeve connecting the two nipples are made from stainless steel for corrosion protection.)
Alignment/Expansion Fittings with O-Rings
Unit of Measure
Items Alignment/Expansion Fittings with O-Rings
50C-MW-31
5 Inch (in) Nominal Size Iron Pipe Size (IPS) Aboveground Alignment/Expansion Fitting with O-Ring 		Alignment/Expansion Fittings with O-Rings
50A-MW-31
5 Inch (in) Nominal Size Iron Pipe Size (IPS) Belowground Alignment/Expansion Fitting with O-Ring 		Alignment/Expansion Fittings with O-Rings
30C-SW-31
3 Inch (in) Nominal Size Iron Pipe Size (IPS) Aboveground Alignment/Expansion Fitting with O-Ring 		Alignment/Expansion Fittings with O-Rings
40C-SW-31
4 Inch (in) Nominal Size Iron Pipe Size (IPS) Aboveground Alignment/Expansion Fitting with O-Ring
Description N/A Alignment/Expansion fitting is sometimes referred to as an Expansion/Deflection joint.
(The clamps holding the rubber sleeve connecting the two nipples are made from stainless steel for corrosion protection.)
Brand N/A Champion Fiberglass®, Inc.
Type N/A Iron Pipe Size (IPS) Aboveground Alignment/Expansion Fitting with O-Ring N/A Iron Pipe Size (IPS) Belowground Alignment/Expansion Fitting with O-Ring N/A Iron Pipe Size (IPS) Aboveground Alignment/Expansion Fitting with O-Ring N/A Iron Pipe Size (IPS) Aboveground Alignment/Expansion Fitting with O-Ring
Style N/A Alignment/Expansion
Nominal Size N/A 5 in N/A 5 in N/A 3 in N/A 4 in
Wall Thickness N/A Medium Wall N/A Medium Wall N/A Standard Wall N/A Standard Wall
A N/A 5.79 in147 mm N/A 5.79 in147 mm N/A 3.66 in93 mm N/A 4.61 in117 mm
B N/A 5.6 in142 mm N/A 5.6 in142 mm N/A 3.5 in89 mm N/A 4.5 in114 mm
L [Min] N/A 37 in940 mm
L [Max] N/A 51 in1,295 mm
Color N/A Black
Weight N/A 3.81 kg8.40 lb N/A 3.81 kg8.40 lb N/A 1.91 kg4.20 lb N/A 2.29 kg5.04 lb
Industry Standards/Certifications N/A Underwriters Laboratories (UL)
Application N/A Used for more protection in 5" & 6" N/A Used for more protection in 5" & 6" N/A N/A
Features N/A Most Commonly used. N/A N/A Most Commonly used. N/A Most Commonly used.
Installation of Expansion Joints N/A
  • When the duct is shorter than 50 ft., no Expansion Joint needed
  • When the duct is between 50 ft. up to 200 ft., install one Expansion Joint at the mid point
  • If the duct is longer than 200 ft., install one Expansion Joint every 200 ft. apart
Note N/A All Expansion Joints have a yellow line on the nipple end of the joint for proper installation.