97 / 961
Hose Coupling
Systems
B
95
DPL418
877.963.4966 •
dixonvalve.comB
Holedall: Internally Expanded
Permanent Male Couplings
Permanent Female Couplings
Size
Thread
Brass
Part #
¾"
NPT
H5192
1"
NST
H5212NST
1¼"
NPT
H5222-A
1⅜"
NPT
H5272
1
1½"
NST
H5232NST
2"
NPT
H5242
2½"
NPT
H5252
3"
NPT
H5262
1
1⅜" stem has 1½" thread
Size
Thread
Brass
Part #
¾"
NPSH
H5191-BU
1"
NST
H5211NST
1¼"
NPSH
H5221-A-BU
1⅜"
NPSH
H5271-BU
1
1½"
NST
H5231NST
2
2"
NPSH
H5241-BU
2½"
NPSH
H5251
3
3"
NPSH
H5261
3
1
1⅜" stem has 1½" thread
2
1½" NST requires special adapter, part #
H5231NSTADT
3
2½" and 3" parts have female NPSM thread
Permanent Grooved Couplings
Size
Brass
Part #
1"
G5212
1½"
G5232
2"
G5242
2½"
G5252
Scovill Style Couplings
Applications:
•
recommended for discharge and suction service; commonly used in the transfer of fuel to
homes, airplanes, ships, etc.
•
intended for fuel delivery service, see page 97 for information on API 1529 certification
Features:
•
male and female stems are machined from bar stock or solid brass forgings; ferrules are
available in brass and stainless steel
•
compact, lightweight and streamlined to eliminate catching on curbs and shrubs
•
stems and ferrules are designed to be used together as a coupling system
•
stem is expanded to nominal ID of hose for a rigid, uniform, full-flow area
•
all fittings have octagonal facets for tightening with a wrench; females in 1½" and larger sizes
have lugs for tightening
•
pre-lubricated for assembly
•
designed for internal expansion only
•
hand and electrically operated installation equipment is available, consult Dixon
®
for pricing
and availability
•
working pressure varies with the size of the fitting, the size and construction of the hose and
the media being conveyed, consult Dixon
®
for recommendations
•
do not interchange with other manufacturers