Installation
4 309921N
Minimum Pipe Size Recommendations
Compressor Main Air Line
Size Capacity Length Size
1-1/2 - 2 HP 6 - 9 CFM any 3/4 in. (19 mm)
3 - 5 HP 12 - 20 CFM Up to 200 ft (61 m) 3/4 in. (19 mm)
Over 200 ft (61 m) 1 in. (25.4 mm))
5 - 10 HP 20 - 40 CFM Up to 100 ft (30.5) 3/4 in. (19 mm)
Over100-200ft(30.5-61m) 1 in. (25.4 mm)
Over 200 ft (61 m) 1-1/4 in. (31.8 mm)
10 - 15 HP 40 - 60 CFM Up to 100 ft (30.5) 3/4 in. (19 mm)
Over100-200ft(30.5-61m) 1-1/4 in. (31.8)
Over 200 ft (61 m) 1-1/2 in. (38.1)
Air Pressure Drop Through Hose, by hose length and ID
psi (Kpa, bar)
Air Hose Inside
Diameter
4 ft.
(1.22 m)
10 ft.
(3.05 m)
15 ft.
(4.6 m)
20 ft.
(6.1 m)
25 ft.
(7.62 m)
50 ft.
(15.24 m)
1/4 in. (6.4 mm)
40 psi (276 kPa, 2.8 bar)
50 psi (345 kPa, 3.4 bar)
60 psi (414 kPa, 4.1 bar)
70 psi (483 kPa, 4.8 bar)
80 psi (552 kPa, 5.5 bar)
90 psi (621 kPa, 6.2 bar)
6 (41, .4)
7.5 (52, .5)
9 (62, .6)
10.75 (74, .7)
12.25 (84, .8)
14 (97, 1)
8 (55, .6)
10 (69, .7)
12.5 (86, .9)
14.5 (100, 1)
16.5(114,1.1)
18.75 (129, 1.3)
9.5 (66, .7)
12 (83, .8)
14.5 (100, .1)
17 (117, 1.2)
19.5 (134, 1.3)
22 (152, 1.5)
11 (76, .8)
14 (97, 1)
16.75(115,1.2)
19.5 (134, 1.3)
22.5 (155, 1.6)
25.25 (172, 1.7)
12.75 (88, 0.9)
16 (110, 1.1)
19 (131, 1.3)
22.5 (155, 1.6)
25.5 (176, 1.8)
29 (200, 2)
24 (165, 1.7)
28 (193, 1.9)
31 (214, 2.1)
34 (234, 2.3)
37 (255, 2.6)
39.5 (169, 2.7)
5/16 in. (7.9 mm)
40 psi (276 kPa, 2.8 bar)
50 psi (345 kPa, 3.4 bar)
60 psi (414 kPa, 4.1 bar)
70 psi (483 kPa, 4.8 bar)
80 psi (552 kPa, 5.5 bar)
90 psi (621 kPa, 6.2 bar)
2.25 (16, .2)
3 (21, .2)
3.75 (26, .3)
4.5(31, .3)
5.5 (38, .4)
6.5 (45, .4)
2.75 (19, .2)
3.5 (24, .2)
4.5 (31, .3)
5.25 (36, .4)
6.25 (43, .4)
7.5 (52, .5)
3.25 (22, .2)
4 (28, .3)
5 (34, .3)
6 (41, .4)
7 (48, .5)
8.5 (59, .6)
3.5 (24, .2)
4.5 (31, .3)
5.5 (38, .4)
6.75 (47, .5)
8 (55, .6)
9.5 (66, .7)
4 (28, .3)
5 (34, .3)
6 (41, .4)
7.25 (50, .5)
8.75 (60, .6)
10.5 (72, .7)
8.5 (59, .6)
10 (69, .7)
11.5 (79, .8)
13 (90, .9)
14.5 (100, 1)
16 (110, 1.1)