GUAGE

FLOW OF FREE AIR (CUBIC FEET PER MINUTE) THROUGH ORFICES OF VARIOUS DIAMETERS...

PRESSURE

IN RECEIVER

1/64"

1/32"

3/64"

1/16"

3/32"

1/8"

3/16"

1/4"

1 lb.
2 lbs.

.027
.038

.107
.153

.242
.342

.430
.607

.97
1.36

1.72
2.43

3.86
5.42

6.85
9.74

3 lbs.
5 lbs.
10 lbs.

.046
.059
.084

.188
.242
.342

.471
.545
.77

.750
.965
1.36

1.68
2.18
3.08

2.98
3.86
5.45

6.71
8.71
12.3

11.9
15.4
21.8

15 lbs.
20 lbs.

.103
.119

.418
.485

.94
1.07

1.67
1.93

3.75
4.25

6.65
7.7

15.0
17.1

26.7
30.8

25 lbs.
30 lbs.
35 lbs.

.133
.156
.173

.540
.632
.71

1.21
1.40
1.56

2.16
2.52
2.80

4.75
5.6
6.2

8.6
10.0
11.2

19.4
22.5
25.0

34.5
40.0
44.7

40 lbs.
45 lbs.

.19
.208

.77
.843

1.71
1.9

3.07
3.36

6.8
7.6

12.3
13.4

27.5
30.3

49.1
53.8

50 lbs.
60 lbs.
70 lbs.

.225
.26
.295

.914
1.05
1.19

2.05
2.35
2.68

3.64
4.2
4.76

8.2
9.4
10.7

14.5
16.8
19.0

32.8
37.5
43.0

58.2
67.0
76.0

80 lbs.
90 lbs.

.33
.364

1.33
1.47

2.97
3.28

5.32
5.87

11.9
13.1

21.2
23.5

47.5
52.5

85
94

100 lbs.
110 lbs.
120 lbs.

.40
.43
.47

1.61
1.76
1.90

3.66
3.95
4.27

6.45
7.00
7.58

14.5
15.7
17.0

25.8
28.0
30.2

58.3
63
68

103
112
121

130 lbs.
140 lbs.

.50
.54

2.04
2.17

4.57
4.87

8.13
8.68

18.2
19.5

32.4
34.5

73
78

130
138

150 lbs.
175 lbs.
200 lbs.

.57
.68
.76

2.33
2.65
3.07

5.20
5.94
6.90

9.20
10.6
12.2

20.7
23.8
27.5

36.7
42.1
48.7

83
95
110

147
169
195