A-46
Pioneer
The Farmer’s Choice
1/8”
1/4”
3/8”
1/2”
5/8”
3/4”
1”
1-1/4”
1-1/2”
Quick Couplings
Parker Hannifin Corporation
Pioneer Products Group
Minneapolis, MN
www.parker.com/quickcouplings
FS Series
Bulk Fluid Transfer
Flush face valves, chemical compatibility
Catalog 3900 - Hydraulic Couplings
Non-Spill
FS Series Couplers - Female Pipe Thread
Body
Size
Coupler
Part Number
Port End
Length
Largest
Diameter
Wrench Flats
Weight (lbs.)
1/4
FS-251-4FP
1/4-18
NPT
1.79
1.06
1.00
0.25
1/4
FS-251-4MP
1/4-18
NPTF
2.00
1.06
1.00
0.25
1/4
FS-251-6FO
9/16-18
UNF
1.92
1.06
1.00
0.24
3/8
FS-371-6FP
3/8-18
NPT
2.52
1.30
1.06
0.58
3/8
FS-371-8FO
3/4-16
UNF
2.83
1.30
1.12
0.63
1/2
FS-501-8FP
1/2-14
NPT
2.74
1.58
1.38
0.92
1/2
FS-501-10FO
7/8-14
UNF
2.86
1.58
1.38
0.96
3/4
FS-751-12FP
3/4-14
NPT
3.63
1.99
1.75
2.00
3/4
FS-751-12FO
1-1/16-12
UNF
3.73
1.99
1.75
2.12
1
FS-1001-16FP
1-11 1/2
NPT
4.14
2.25
1.87
2.76
1
FS-1001-16FO
1-15/16-12
UNF
4.24
2.25
1.87
2.80
FS Series Nipples - Female Pipe Thread
Body
Size
Coupler
Part Number
Port End
Length
Largest
Diameter
Wrench Flats
Weight (lbs.)
1/4
fs-252-4fp
1/4-18
NPT
1.66
1.06
1.00
0.18
1/4
FS-252-4MP
1/4-18
NPT
1.87
1.06
1.00
0.18
1/4
FS-252-6FO
9/16-18
UNF
1.66
1.06
1.00
0.17
3/8
FS-372-6FP
3/8-18
NPT
2.31
1.08
0.94
0.26
3/8
FS-372-8FO
3/4-16
UNF
2.45
1.30
1.06
0.30
1/2
FS-502-8FP
1/2-14
NPT
2.75
1.58
1.12
0.44
1/2
FS-502-10FO
7/8-14
UNF
2.85
1.58
1.12
0.48
3/4
FS-752-12FP
3/4-14
NPT
3.38
1.99
1.50
1.02
3/4
FS-752-12FO
1-1/16-12
UNF
3.38
1.99
1.50
1.14
1
FS-1002-16FP
1-11 1/2
NPT
3.89
2.25
1.87
1.60
1
FS-1002-16FO
1-5/16 12
UNF
3.89
2.25
1.87
1.64
Standard Port Configurations:
FP
-
Female Pipe Thread
MP
-
Male Pipe Thread
FO
-
Female Straight Thread
Dust Caps - FS Series
Body
Size
Dust Plug Part No. Rubber
Dust Cap Part No. Rubber
1/4
FR-25
FR-25
3/8
NR-50
NR-37
1/2
FR-501
FR-502
3/4
FR-751
FR-752
1
FR-1001
FR-1002