A-57
Pioneer
The Farmer’s Choice
20
Series Pneumatic Couplers mate with Industrial Interchange
nipples, the standard male tip of the pneumatic industry.
Available options include Sleeve-Lok, stainless steel locking
balls and springs, and grip-ring sleeve.
Features:
• 
Mates with Industrial Interchange nipples manufactured to
A-A-59439 (MIL-C-4109F, ISO 6150-B) global standards
• ¼”
body size has a brass body and steel valve, 3/8” body size
has all steel construction
• 
Standard seal is Nitrile
Applications:
•
Air compressors
•
Pneumatic tools
•
Water
•
Grease
•
Paint
Performance
20
Series (1/4", 3/8", 1/2" sizes)
0
20
40
60
80
100
120
140
160
0
5
10
15
20
Air Flow in SCFM
1/2"
3/8"
1/4"
Pressure Drop in PSID
100
PSI Inlet Pressure
80
PSI Inlet Pressure
Quick Couplings
Parker Hannifin Corporation
Pioneer Products Group
Minneapolis, MN
www.parker.com/quickcouplings
Catalog 3900 - Pnuematic Couplings
20
Series Specifications
Body
Size
Rate
Pressure
(
psi)
Temperature Range
(
standard seals)
Locking Device)
Vacuum Data
(
in. HG)
Disconnected
(
coupler only)
Connected
1/4
300
-40
º to +250º F
4
balls
–
Not Recommended
27.4
3/8
300
8
balls
–
27.4
1-2
300
8
balls
–
27.4
20
Series Couplers
Accepts Industrial Interchange Nipples
Manual sleeve, single shut off