Sheet 3070-1 page 2
Sizing Table, USCS Units for High Pressure Inspirator
Table 1 Capacities in cfh for 3070 United States Customary Units Inspirators as High Pressure Air Reducers ( Combustion Blower Alternative)
Outlet size Inspirator designation
Spud
Inlet size
Low pressure air discharged in cfh
size drill Outlet P.
8 osi/13.8"w.c. 16 osi/27.7"w.c.
24 osi/41.5"w.c. 32 osi/55.7"w.c.
Name
Inlet P.
20 psi
40 psi
60 psi
80 psi
1" NPT 3070-1
47 44
700 880
990 1240
1210 1520
1400 1760
3/8 " NPT
37 7/64 33 32
1120 1300 1560 1760
1580 1840 2210 2490
1940 2250 2700 3050
2240 2600 3120 3520
1 1/4 " NPT 3070-2
1/2 " NPT
1 1/2 " NPT 3070-3
29 9/64
1960 2400
2770 3400
3400 4160
3920 4800
1/2 " NPT
19 16 15
3000 3800 4100
4 240 5 350 5 800
5200 6600 7100
6000 7600 8200
2" NPT 3070-4
1/2 " NPT
2 1/2 " NPT 3070-5
9 5
4900 5800
6900 8200
8450
9800 11 600
3/4 " NPT
10 000
B
6400 7700 8500
9050
11 100 13 300 14 700 16 500 20 800 24 400 36 400 45 000 62 500 74 500
12 800 15 400 17 000 19 000 24 000 28 200 42 000 52 000 72 000 86 000
3" NPT 3070-6
F
3/4 " NPT
10 900 12 000
G
N
9 500 12 000 14 100 21 000 26 000 36 000 43 000
13 400 17 000 19 900 29 700 36 800 51 000 61 000
4" NPT 3070-7
O Q
1" NPT
7/16
6" NPT 3070-8
15/32
1" NPT
1/2
17/32
8" NPT 3070-9
1 1/2 " NPT
74 000
105 000
128 000
148 000
23/32
Note: To find approximate compressed air flow, multiply air capacity by 0.21 Example: for 3070-4-16 compressed air at 40 psi is approximately 5350 X 0.21 = 1123 scfh
ORDERING INFORMATION
To order a complete 3070 Inspirator, specify: 3070 - # - ##
Spud drill size from table #1 or #8; "Blank" = no hole
Example 3070-4-16 (3070-4 mixer with #16 spud drill size)
3070 mixer size (1 though 9) pipe code
product number
To order a replacement spud, specify:
4-31839 - # / ##
Spud drill size from table #1 or #8; "Blank" = no hole
3070 mixer size (1 though 9)
Example 4-31839-4-16 (Spud for 3070-4 mixer with #16 spud drill size)
Spud family part number
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