B-42
FF Series Couplers
Body
Size
Coupler
Part Number
Port End
Length
Largest
Diameter
Wrench Flats
Weight (lbs.)
1/4
FF-251-4FP
1/4-18
NPSF
1.79
1.06
1.00
0.23
1/4
FF-251-4MP
1/4-18
NPTF
1.84
1.06
1.00
0.24
1/4
FF-251-6FO
9/16-18
UNF
1.91
1.06
1.00
0.23
3/8
FF-371-6FP
3/8-18
NPSF
2.39
1.20
1.06
0.44
3/8
FF-371-8FP
1/2-14
NPSF
2.80
1.20
1.06
0.50
3/8
FF-371-6FB
G3/8 BSPP
2.45
1.20
1.06
0.45
3/8
FF-371-8FB
G1/2 BSPP
2.80
1.20
1.06
0.48
3/8
FF-371-8FO
3/4-16
UNF
2.82
1.20
1.06
0.52
1/2
FF-501-8FP
1/2-14
NPSF
3.00
1.54
1.25
0.88
1/2
FF-501-10FO
7/8-14
UNF
3.00
1.54
1.25
1.05
3/4
FF-751-12FP
3/4-14
NPSF
3.50
1.94
1.75
1.84
3/4
FF-751-12FO
1 1/16-12
UNF
3.75
1.94
1.75
1.93
1
FF-1001-16FP
1-11 1/2
NPSF
4.14
2.25
1.87
2.64
1
FF-1001-16FO
1 5/16-12
UNF
4.24
2.25
1.87
2.68
FF Series Nipples
Body
Size
Nipple
Part Number
Port End
Length
Exposed
Length*
Largest
Diameter Wrench Flats Weight (lbs.)
1/4
FF-252-4FP
1/4-18
NPSF
1.66
1.15
1.06
1.00
0.16
1/4
FF-252-4MP
1/4-18
NPTF
1.72
1.18
1.06
1.00
0.26
1/4
FF-252-6FO
9/16-18
UNF
1.66
1.15
1.06
1.00
0.16
3/8
FF-372-6FP
3/8-18
NPSF
2.31
1.71
1.08
0.94
0.26
3/8
FF-372-8FP
1/2-14
NPSF
2.64
2.04
1.19
1.06
0.32
3/8
FF-372-6FB
G3/8 BSPP
2.45
1.86
1.08
0.94
0.28
3/8
FF-372-8FB
G1/2 BSPP
2.70
2.16
1.19
1.06
0.32
3/8
FF-372-8FO
3/4-16
UNF
2.70
2.16
1.19
1.06
0.3
1/2
FF-502-8FP
1/2-14
NPSF
2.75
2.11
1.38
1.25
0.42
1/2
FF-502-10FO
7/8-14
UNF
2.75
2.07
1.38
1.25
0.44
3/4
FF-752-12FP
3/4-14
NPSF
3.38
2.47
1.73
1.50
1.00
3/4
FF-752-12FO
1 1/16-12
UNF
3.58
2.47
1.73
1.50
1.02
1
FF-1002-16FP
1-11 1/2
NPSF
3.85
2.60
2.17
1.87
1.60
1
FF-1002-16FO
1 5/16-12
UNF
3.85
2.60
2.17
1.87
1.70
Standard Port Configurations: FP
-
Female Pipe Thread
FO
-
Female Straight Thread
MP
-
Male Pipe Thread
FB
-
Female British Standard Pipe Parallel
*
This dimension represents the portion of the nipple that is exposed when the nipple and coupler are connected.
Parker Hannifin Corporation
Quick Coupling Division
Minneapolis, MN
www.parker.com/quickcouplings
B
Hydraulics
FF/FC Series
HTMA (3/8 size)
Push to connect/sleeve lock
Hydraulic Quick Couplings
Non-Spill