Double Sphere Union 303 Series




Engineered Flexible Products, Inc.

5331 Quam Ave. N.E., St. Michael, MN 55376
Toll Free: 1-877-769-8262 Voice: 763-201-2151 Fax: 763-201-2134

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Double Sphere Union 303 Series

Rubber Expansion Joints
Single Sphere 301
Double Sphere 302
Spool Type 200
Double Sphere Union 303
Concentric Reducer 201RC
Teflon Expansion Joints
440 Series
Metal Expansion Joints
Metal Expansion Joints
Low Corrugation
High Corrugation
Externally Pressurized

Double Sphere Union 303 Series

Need Female threaded union ends? The Double Sphere Union is what most engineers and contractors use to connect to pipes and equipment. It helps with transitions where there is misalignment, and accommodates thermal movement. It is made of neoprene and nylon and resists ozone and aging.

DoubleSphere Unions
Pressure/Temp: 150 PSI at 170° F
Compression: Up to 7/8 inch
Elongation: Up to 3/16-in
Lateral movement: 7/8 inch
Angular movement: Up to 32 degrees

 

 



Double Sphere Unions

MODEL #

JOINT SIZE I.D.
(in.)*

FACE TO FACE
(in.)

SPRING RATE
(lbs./in.)

EFF AREA
(in. sq.)

GROSS WT.
(lbs.)

3030075

3/4

8

94

3

1.5

3030100

1

8

110

3

2.4

3030125

1 - 1/4

8

130

4

3.1

3030150

1 - 1/2

8

143

5

4

3030200

2

8

160

6

5.5

3030250

2 - 1/2

8

310

10

10


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