Hose and Flexible Tubing (MS-01-180;rev_6;en-US) - Swagelok

72 Hose and Flexible Tubing
7N and 8N Series Nylon Hose
Features
■ SAE nonconductive, nylon hose.
■ Smooth-bore nylon core.
■ Size range of 1/4 to 3/4 in. and working pressures up to
2750 psig (189 bar).
■ Internal fiber reinforcement enhances hose pressure rating.
■ Smooth orange polyurethane cover is nonperforated to
prevent moisture from entering hose.
■ Polyurethane cover resists abrasion.
■ Hose meets electrical conductivity requirements of
SAE J343/SAE J517. Hose is not intended for exposure to
continuous electrical current.
■ Designed for use with petroleum-based and synthetic
hydraulic fluids where SAE nonconductive properties are
desired.
■ Bulk hose and end connections available for field assembly;
custom assemblies also available.
■ Options include hose covers and spring guards. See page
83 for details.
Polyurethane cover
Fiber reinforcement
316 SS end
connections
SAE nonconductive nylon core
Technical Data
NYLON
Specification
(Series)
SAE J517
100R7
(7N series)
SAE J517
100R8
(8N series)
Nominal
Hose Size
in. (mm)
Inside
Diameter
in. (mm)
Outside
Diameter
in. (mm)
Minimum
Inside
Bend
Radius
in. (cm)
Temperature
Range
°F (°C)
Working
Pressure at
70°F (20°C)
psig (bar)
Burst
Pressure at
70°F (20°C)
psig (bar)
Bulk
Hose
Weight
lb/ft (kg/m)
1/4 (6.4) 0.26 (6.5) 0.49 (12.4) 1.25 (3.18)
2750 (189) 11 000 (757) 0.07 (0.10)
–40 to 200
3/8 (9.6) 0.38 (9.8) 0.65 (16.5) 2.00 (5.08) 2250 (155) 9 000 (620) 0.10 (0.15)
(–40 to 93)
1/2 (12.7) 0.50 (12.7) 0.80 (20.3) 3.00 (7.62) 2000 (137) 8 000 (551) 0.14 (0.21)
3/4 (19.0) 0.75 (19.0) 1.15 (29.2) 6.50 (16.5)
Cleaning and Packaging
Swagelok nylon hose components are
cleaned in accordance with Swagelok
Standard Cleaning and Packaging
(SC‐10), MS-06-62. Each hose is
bagged individually and boxed; longer
hoses are coiled, bagged, and boxed.
–40 to 200
(–40 to 93)
2250 (155) 9 000 (620) 0.26 (0.39)
Ordering Information and Dimensions
■ For bulk hose for field assembly, see table below.
■ For end connections for field assembly, see page 73.
■ For custom hose assemblies, see page for 76 for hose sizes, end connections,
lengths, and options.
■ For tools for field assembly, see page 86.
Caution:
System media can be conduits
for electricity. Consider system
media properties prior to use.
Nonperforated covers may
blister in gas service.
Bulk Hose
Select an ordering number.
Hose
Series
Nominal
Hose
Size, in.
Ordering
Number
Reel
Length
ft (m)
1/4 7N-4
7N 3/8 7N-6 250 (76)
1/2 7N-8
8N 3/4 8N-12 125 (38)
Coils of nominal hose sizes smaller than 1 in. may
contain up to three pieces of hose.