Fig. 400 - Light Duty Spring Hanger

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Figure 400 Variable Spring Hanger

SERVICE:

Recommended for light loads where vertical movement does not exceed 1-1/4 inches.

MATERIAL:

Carbon steel spring coil and cage.

APPROVALS:

Complies with Federal Specification WW-H-171D (Type 49) and Manufacturers Standardization Society SP-69 (TYPE 48).

INSTALLATION:

Designed for attachment to its supporting member by screwing a rod into the top cap of the hanger the full depth of the cap.

SELECTION:

Normally done by approximate methods taking into account weight of pipe, covering, contents, and major fittings.

APPLICATION:

The Light Duty Spring Hanger is used for the support of miscellaneous field run piping systems subject to slight (up to 1/4") vertical displacement. It is designed for the incorporation in rod hangers with a load coupling provided for spring loading.

Amount of spring loading can be approximated by relating "B" dimension with spring deflection.

HOW TO ORDER:

Order by specifying spring size, figure number, description, finish.


SIZE

             

MAXIMUM DEFLECTION

MAX LOAD

SPRING
DEFLECTION

WEIGHT

 

A

B

C

D

E

F

       
   

MIN.

MAX.

         

lbs.

lbs. per in.

lbs. per 100

1

3/8

4 1/2

6 1/2

4 1/8

3 3/4

2 3/4

1 5/8

2

52

26

160

2

3/8

4 1/2

6 1/4

4 1/8

3 3/4

3 1/8

1 5/8

1 3/4

115

66

238

3

1/2

5 7/8

7 3/4

5 1/2

5

2 3/4

3 1/2

1 7/8

163

87

287

4

1/2

5 7/8

7 5/8

5 1/2

5

3 1/4

3 1/2

1 3/4

266

152

350

5

5/8

6 3/4

8 3/4

6 3/8

5 3/4

4 1/8

4 1/2

2

400

200

680

6

3/4

8 3/8

10 7/8

8

7 3/8

4 5/8

4 1/2

2 1/2

600

240

982

 

 

 

 

 

 

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