Parker Hannifin Corporation
| Parflex
®
Division | Ravenna, Ohio
|
parker.com/pfd
For detailed ordering information, please consult price list or contact Parflex
®
Division.
Hose
A
Tubing
B
Coiled Air Hose
&
Fittings
C
Transportation
D
Fittings
E
Tooling, Equipment
&
Accessories
F
General Technical
G
A-38
520
N/528N – General Hydraulic Hose
Features
ƒ
ƒ
Twin and multi-line available
ƒ
ƒ
Fast response, lighter and smaller O.D. than 100R2 hose
Certifications
ƒ
ƒ
Meets or Exceeds SAE 100R8
ƒ
ƒ
520
N MSHA Accepted
ƒ
ƒ
528
N Meets SAE J517 for less than 50 micro-amps
leakage under 75,000 volts per foot
Construction
Tube: Nylon
Reinforcement: Aramid fiber
Cover: Polyurethane
Operating Parameters
Temperature Range:
-40
°F to +212°F (-40°C to +100°C)
Change in working length @ Rated WPSI: ±2%
Min. Burst Pressure is 4x Max. Working Pressure at 73°F (23°C)
Fittings
55
Series
– pg. E-12
For Crimp Die Selection charts see pgs.
G-30 :
G-41
Crimp information can be found online, for most
Parker products, at
www.parker.com/crimpsource
Colors
Black
Orange (Non-Conductive)
Notes
Perforated cover - 520N
Non-perforated cover - 528N
Part
Number
Nominal
I.D.
Maximum
O.D.
Maximum
Working
Pressure
Minimum
Bend
Radius
Vac.
Rating
Hg./73˚F
Weight
Permanent
Fitting
Series
Natural
Non-Conductive inch mm inch mm psi
MPa inch mm inch
lbs./ft. kg./mtr.
520
N-3
528
N-3
3/16
5
.43
11
5,000
34.5
1.50
38
28
.05
.07
55
520
N-4
528
N-4
1/4
6
.51
13
5,000
34.5
2.00
51
28
.07
.10
55
520
N-5
528
N-5
5/16
8
.57
14
4,500
31.0
2.50
64
28
.08
.12
55
520
N-6
528
N-6
3/8
10
.65
17
4,000
27.6
2.50
64
28
.08
.13
55
520
N-8
528
N-8
1/2
13
.81
21
3,500
24.1
4.00
102
28
.14
.20
55
520
N-10
528
N-10
5/8
16
.92
23
2,750
19.0
6.00
152
28
.17
.25
55
lbs
Applications/Markets
ƒ
ƒ
Hydraulic and pneumatic circuits and systems
ƒ
ƒ
Ideal in hot water applications
ƒ
ƒ
Not suggested for use in over-the-sheave (pulley system) applications