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www.henrytech.com

FLOW CONTROLS

BALL VALVES

Applications

Ball valves are used in a wide variety of refrigeration and air conditioning

applications. They can be used for both liquid and gas applications. This

type of valve is commonly used for isolating purposes. 937 series ball valves

are suitable for use with HCFC and HFC refrigerants and their associated

oils, as well as other industrial fluids non-corrosive to brass, steel, copper,

Teflon and synthetic rubber.

Main Features

Construction features

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Bi-directional flow

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ODS connections

Indicator on stem shows valve position - open or closed

Fully opened or closed with quarter turn of stem

Positive stem stop ensures precise positioning in the open or closed

position

Blow-out proof stem

Ball cavity vented to prevent over-pressure

Schrader valve included

Mounting pad

Sealing integrity features

Premium quality PTFE ball seals

Double O-ring stem seal design

Premium quality neoprene stem O-ring seals

Neoprene cap seal - acts as a secondary seal

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Technical Specifications

Allowable operating temperature = -40°F to +250°F (

Henry Technologies’ 937 Series Ball Valves are UL and C-UL Listed by

Underwriters Laboratories, Inc. Valves 1-3/8 and larger are CE marked in

accordance with PED. Additionally, the Ball Valves

Maximum working pressure = 700 PSI (48.3 Bar)

-40°C to -121°C)

are designed and

registered for use in Canada. Please contact Technical Support at 1-800-

627-5148 for CRN details and list of approved provinces and territories.

Materials of Construction

The components: valve body, valve body adaptor, ball and seal cap are

made from brass. The stem is made from plated steel. The pipe extensions

are made from copper. The ball seals are made from virgin PTFE, stem

O-rings and cap seal from neoprene.

Installation - Notes

1.The valve body must be protected against excessive heat during

installation, to prevent damage to the seals.

2. Full instructions are given in the Product Instruction Sheet, included

with each valve.

C

B

A

D

ODS

Part No

ODS (inch)

Dimensions (inch)

Port Size (inch)

Cv

Weight (lbs)

A

B

C

D

937202

1/4

6.50

0.63

2.15

0.31

0.50

2.09

0.75

937203

3/8

6.50

0.63

2.15

0.31

0.50

2.44

0.75

937204

1/2

6.50

0.63

2.15

0.39

0.50

6.01

0.77

937205

5/8

6.50

0.63

2.15

0.51

0.50

15.1

0.77

937307

7/8

7.24

0.83

2.63

0.79

0.75

42.0

1.46

937409

1 1/8

8.50

1.00

2.97

0.94

1.00

82.5

2.14

937511

1 3/8

9.25

1.22

3.73

0.98

1.25

142.2

3.48

937613

1 5/8

10.00

1.54

4.24

1.10

1.50

220.8

5.56

937617

2 1/8

11.42

1.87

5.26

1.38

2.00

438.9

10.14

937721*

2 5/8

12.87

1.87

5.26

1.50

2.00

224.5

11.35

937725*

3 1/8

14.37

2.36

6.06

1.69

2.50

373.2

19.38

*Reduced Port - Full Port models available upon request

2

1

Œ

Mounting Pad



Schrader Fitting

CRN

The function of a Ball Valve is to provide isolation in liquid and gas

applications with single or bi-directional flow where little restriction

is desired.

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