8500 SERIES

VELOCITY FUSE

INLINETHREADED INSERTABLE

Description

A IN-LINE, THREADED INSERTABLE VELOCITY FUSE THAT PROVIDES FULL-LINE SHUT-OFF IN THE EVENT OF A LINE FAILURE.

Product Rendering

Schematic

Typical Performance

Operation

  • FLOW FROM (2) TO (1) PASSES THROUGH THE CONTROLLING ORIFICE BUT IS UNCONTROLLED.
  • FLOW ABOVE THE SPECIFIED LIMIT IS ASSUMED TO BE A LINE FAILURE AND IS BLOCKED.
  • A FLOW BELOW THE SPECIFIED LIMIT IS ALLOWED FROM (1) TO (2).

Features

  • POSITIVE CLOSE.
  • RAPID RESPONSE.
  • STEEL COMPONENTS.

Specifications

CLOSING FLOW TOLERANCE +15% / -0%
OPERATING PRESSURE 5000 PSI
REOPENING DIFFERENTIAL 50 PSI
TEMPERATURE RANGE 250° F TO -40° F

Ordering Information

MODELTHREADFLOW RANGELABCEHEXTORQUE
85047/16 - 200.2 TO 4.0 GPM0.661.300.800.390 - 0.3950.3600.12525 in-lbs
85069/16 - 180.2 TO 8.0 GPM0.721.410.870.502 - 0.5150.3910.1875 ft-lbs
85083/4 - 160.5 TO 15.0 GPM1.151.951.150.682 - 0.6960.4380.3128 ft-lbs
85107/8 - 141.0 TO 25.0 GPM1.252.151.050.798 - 0.8140.5000.37512 ft-lbs
85121 1/16 - 122.0 TO 40.0 GPM1.502.501.300.972 - 0.9900.5940.43818 ft-lbs
85161 5/16 - 125.0 TO 50.0 GPM1.502.671.301.222 - 1.2400.5940.50030 ft-lbs
85201 5/8-125.0 TO 65.0 GPM1.853.051.301.535 - 1.5530.5940.62540 ft-lbs
85241 7/8-125.0 TO 80.0 GPM2.133.381.371.785 - 1.8030.5940.68750 ft-lbs

MODEL

THREAD

FLOW RANGE

L

A

B

C

E

HEX

TORQUE

MODEL

THREAD

FLOW RANGE

L

A

B

C

E

HEX

TORQUE

MODEL

THREAD

FLOW RANGE

L

A

B

C

E

HEX

TORQUE

MODEL

THREAD

FLOW RANGE

L

A

B

C

E

HEX

TORQUE

MODEL

THREAD

FLOW RANGE

L

A

B

C

E

HEX

TORQUE

MODEL

THREAD

FLOW RANGE

L

A

B

C

E

HEX

TORQUE

MODEL

THREAD

FLOW RANGE

L

A

B

C

E

HEX

TORQUE

MODEL

THREAD

FLOW RANGE

L

A

B

C

E

HEX

TORQUE

8504View More

7/16 - 20

0.2 TO 4.0 GPM

0.66

1.30

0.80

0.390 - 0.395

0.360

0.125

25 in-lbs

8506View More

9/16 - 18

0.2 TO 8.0 GPM

0.72

1.41

0.87

0.502 - 0.515

0.391

0.187

5 ft-lbs

8508View More

3/4 - 16

0.5 TO 15.0 GPM

1.15

1.95

1.15

0.682 - 0.696

0.438

0.312

8 ft-lbs

8510View More

7/8 - 14

1.0 TO 25.0 GPM

1.25

2.15

1.05

0.798 - 0.814

0.500

0.375

12 ft-lbs

8512View More

1 1/16 - 12

2.0 TO 40.0 GPM

1.50

2.50

1.30

0.972 - 0.990

0.594

0.438

18 ft-lbs

8516View More

1 5/16 - 12

5.0 TO 50.0 GPM

1.50

2.67

1.30

1.222 - 1.240

0.594

0.500

30 ft-lbs

8520View More

1 5/8-12

5.0 TO 65.0 GPM

1.85

3.05

1.30

1.535 - 1.553

0.594

0.625

40 ft-lbs

8524View More

1 7/8-12

5.0 TO 80.0 GPM

2.13

3.38

1.37

1.785 - 1.803

0.594

0.687

50 ft-lbs