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FLOW CONTROLS

Part No

Fig

No

Conn Size (inch)

Dimensions (inch)

Weight (lbs)

A

B

C

D

6432N 4 3/8 ODS x 3/8 SAE Flare

3.39

1.31

1.13

0.44

0.97

6433N 4 1/2 ODS x 1/2 SAE Flare

3.50

1.63

1.19

0.56

1.32

6434N 4 5/8 ODS x 5/8 SAE Flare

3.82

1.75

1.38

0.69

1.76

FIG 4

B

D

C

A

3

2

1

Part No

Fig

No ODS (inch)

Dimensions (inch)

Cv

Weight (lbs)

A

B

C

D

6471N

5

1/4

3.44

1.31

1.13

0.31

0.90

0.86

6473N

5

3/8

3.44

1.31

1.13

0.44

1.53

0.88

6474N

5

1/2

3.50

1.50

1.19

0.56

2.21

1.10

6475N

5

5/8

3.81

1.50

1.38

0.69

4.11

1.32

6476N

5

3/4

4.88

1.88

1.41

0.75

6.55

2.62

6477N

5

7/8

5.38

2.09

1.78

0.88

8.54

2.95

6478N

5

1 1/8

6.50

2.50

2.25

1.00

11.06

4.43

Additional Information

1. For series 623*, 626*, 643* and 647*: Valves are bi-directional up to 350

PSI (24.1 Bar). Above this pressure, the direction of flow should be with

the inlet under the valve seat.

2. For series 629*: For hand expansion or throttling service, the direction of

flow should be with the inlet under the valve seat.

3. All Cv Values are based on flow inlet under the valve seat.

Installation - Notes

1. Valves must be protected against excessive heat when installing to

prevent damage to the seals. Full instructions are given in the Product

Instruction Sheet, included with each valve.

FIG 5

A

D

D

C

B

1

2

Œ

Bottom ODS Connection



Side SAE Flare Connection

Ž

Integral Seal Cap

Œ

Bottom Connection



Side Connection

26