Quick Coupling Division
8145 Lewis Road • Minneapolis, MN 55427
www.parker.com/quickcouplings
A-38
Pneumatic Quick Couplings
A
Pneumatics
Couplers
Female Pipe Thread
Special Purpose – Exhaust - Steel
E-z-mate Series Industrial Interchange
Note:
See Table of Contents for Industrial Interchange nipples used with E-z-mate Series couplers.
Male Pipe Thread
Standard Hose Barb
C
A
B
ON
OFF
C
A
B
ON
OFF
C
A
B
ON
OFF
C
A
B
ON
OFF
* Push-Lok hose barbs are designed for use with Parker Push-Lok hose and do not require clamps.
Body
New
Old
Thread
Dimensions (in.)
Size
Part No.
Part No.
Size
Overall
Hex Largest
Wt. (LB)
(in.)
Steel
Steel
NPTF Length Size Diameter P/Piece
A
B
C
1/4
EZ-251-4FP EZ304F-4T
1/4-18 2.25 0.75 1.00
0.25
1/4
EZ-251-6FP EZ304F-6T
3/8-18 2.68 0.88 1.01
0.29
3/8
EZ-371-6FP EZ306F-6T
3/8-18 2.53 0.88 1.18
0.38
3/8
EZ-371-8FP EZ306F-8T
1/2-14 3.00 1.12 1.30
0.50
1/2
EZ-501-8FP EZ308F-8T
1/2-14 3.01 1.12 1.38
0.65
1/2 EZ-501-12FP EZ308F-12T 3/4-14 3.44 1.38 1.59
0.70
3/4 EZ-751-12FP EZ312F-12T 3/4-14 3.01 1.38 1.57
0.76
3/4 EZ-751-16FP EZ312F-16T 1-11 1/2 3.52 1.56 1.80
0.92
Body
New
Part
Thread
Dimensions (in.)
Size
Part No.
No.
Size
Overall
Hex Largest
Wt. (LB)
(in.)
Steel
Steel
NPTF Length Size Diameter P/Piece
A
B
C
1/4
EZ-251-4MP EZ304M-4T
1/4-18 2.85 0.75 1.00
0.30
1/4
EZ-251-6MP EZ304M-6T
3/8-18 2.87 0.75 1.00
0.31
3/8
EZ-371-6MP EZ306M-6T
3/8-18 3.10 0.88 1.18
0.44
1/2
EZ-501-8MP EZ308M-8T
1/2-14 3.62 1.12 1.38
0.73
3/4 EZ-751-12MP EZ312M-12T 3/4-14 4.04 1.38 1.57
0.90
Body
New
Old
Dimensions (in.)
Size
Part No.
Part No.
Hose Overall
Hex Largest
Wt. (LB)
(in.)
Steel
Steel
I.D.
Length Size Diameter P/Piece
A
B
C
1/4
EZ-251-4HB EZ304HB-4T
1/4
3.20 0.75 1.00
0.28
1/4
EZ-251-6HB EZ304HB-6T
3/8
3.20 0.75 1.00
0.29
3/8
EZ-371-6HB EZ306HB-6T
3/8
3.43 0.88 1.18
0.42
1/2
EZ-501-8HB EZ308HB-8T
1/2
4.06 1.12 1.40
0.70
Body
New
Old
Dimensions (in.)
Size
Part No.
Part No.
Hose Overall
Hex Largest
Wt. (LB)
(in.)
Steel
Steel
I.D.
Length Size Diameter P/Piece
A
B
C
1/4
EZ-251-4PL EZ304PL-4T
1/4
3.03 0.75
1.00
0.28
1/4
EZ-251-6PL EZ304PL-6T
3/8
3.18 0.75
1.00
0.29
3/8
EZ-371-6PL EZ306PL-6T
3/8
3.38 0.88
1.18
0.42
1/2
EZ-501-8PL EZ308PL-8T
1/2
3.91 1.12
1.38
0.70
Push-Lok Hose Barb*