A-67
Pioneer
The Farmer’s Choice
Quick Couplings
Parker Hannifin Corporation
Pioneer Products Group
Minneapolis, MN
www.parker.com/quickcouplings
Performance
UC Series Coupler (1/4" size)
0
5
10
15
20
25
30
35
0
5
10
15
20
Air Flow in SCFM
1/4"
Pressure Drop in PSID
100
PSI Inlet Pressure
80
PSI Inlet Pressure
Universal Couplers
Accepts three types of Nipples
Push-to-connect sleeve, single shut off
Port Configuration
FP - Female Pipe
MP - Male Pipe
HB - Standard Hose Barb*
PL - Push-Lok Hose Barb*
UC Series
Port Size
(1/16
of an inch)
Body Size
25 - 1/4"
UC - 251 - 4 FP -
*
Unit
1 -
Valved Coupler
*
Contact the Division for availability
Seal Options
Blank - Nitrile
F - Fluorocarbon
E - Ethylene Propylene
Catalog 3900 - Pnuematic Couplings
Couplers - Female Pipe Thread
Body
Size
Part No.
Brass
Port End
Length
Largest
Diameter
Wrench Flats
Weight (lbs.)
1/4
UC-251-4FP
1/4-18
NPSF
2.06
0.98
0.81
0.23
1/4
UC-251-6FP
3/8-18
NPSF
2.21
0.98
0.81
0.23
UC Series Pneumatic Quick Couplers connect with Industrial
Interchange, 10 series (Tru-Flate), and 50 series (ARO 210) style
nipples. While the best performance is obtained by matching
like series couplers and nipples, the Universal Coupler permits
multiple series nipples to mate with one coupler.
Couplers - Male Pipe Thread
Body
Size
Part No.
Brass
Port End
Length
Largest
Diameter
Wrench Flats
Weight (lbs.)
1/4
UC-251-4MP
1/4-18
NPTF
2.21
0.81
0.98
0.22
1/4
UC-251-6MP
3/8-18
NPTF
2.24
0.81
0.9
0.23
UC Series Specifications
Body
Size
Rated
Pressure
(
psi)
Temperature
Range
(
Nitrile seals)
Locking
Device
Vacuum
Service
1/4
150 -40
º to +250º F 4 balls
Not
Recommended
Features:
•
Sleeve guard protects
against accidental
disconnection
•
Push-to-connect operation
•
Brass construction
•
One coupler connects with
three nipple styles
Applications include:
•
Air compressors
•
Pneumatic tools
•
Drop-down air lines