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Parker Industrial Hose Customer Service
866 810 HOSE (4673) 800 242 HOSE (4673)
Strongsville, OH
South Gate, CA
Eastern USA
Western USA
www.safehose.com
e-mail: indhose@parker.com
PVC
OMNI-FLEX™
PVC Multipurpose Hose
Series 7521 (Black) / Series 7522 (Blue) /
Series 7523 (Red)
Series 7521/7522/7523 is a verstaile, fexible and lightweight hose designed to handle air,
mild chemicals, oil and water. Te hose construction incorporates a Class B oil resistant
tube and cover, multiple plies of textile reinforcement that provide strength and fexibility,
and a cover that is resistant to abrasion, oil, ultraviolet light and weathering.
Tube:
Black prime PVC
Reinforcement:
Multiple textile plies
Cover:
7521:
Black prime PVC; smooth fnish
7522:
Blue prime PVC; smooth fnish
7523:
Red prime PVC; smooth fnish
Temp. Range:
-15°F to +150°F (-26°C to +65°C).
Working pressures are at +68°F (+20°C) ambient temperature. Higher
temperatures reduce the available working pressure. See temperature/
pressure chart on page 445.
Brand Method:
Side 1:
White ink
Side 2:
Impression
Brand Example:
Side 1:
PARKER OMNI-FLEX™ XXX PSI MAX WP (ID) MADE IN USA
Side 2:
DATE / LOT CODE
Design Factor:
4:1 (1/4" - 3/8"); 3:1 (1/2" - 3/4"); 4.5:1 (1")
Industry Standards:
None applicable
Applications:
• Air, mild chemicals, oil, water
• Agriculture, construction, general industrial
Vacuum:
See below
Compare to:
Gates 7746; Jason 4115; Kentak A73; Kuriyama K113;
Veyance Pliovic Plus 300
Packaging:
Reels
(Continued on the following page)
Other cover colors
available:
7522
7523
Series 7521 (Black)
Part
Number
ID
(in)
ID
(mm)
Reinf
Plies
OD
(in)
OD
(mm)
Approx
Wt
(lbs/ft)
Approx
Wt
(kg/ft)
Min
Bend
Rad
(in)
Min
Bend
Rad
(mm)
Max
Rec WP
@ 68°F
(psi)
Max
Rec WP
@ 20°C
(bar)
Perm
Cplg
Rec
*
Vacuum
Hg
(in)
Std
Pack
Qty
(ft)
Stock
Status
**
7521-250
1/4 6.7 2 0.500 12.7 0.09 0.04 0.8 20.3 300 20.7 HY 23 500 Y
7521-380
3/8 9.8 2 0.595 15.1 0.10 0.05 1.0 25.4 300 20.7 HY 23 500 Y
7521-500
1/2 12.7 2 0.750 19.1 0.16 0.07 1.5 38.1 300 20.7 HY 17 500 Y
7521-625
5/8 16.1 2 0.890 22.6 0.19 0.09 2.5 63.5 300 20.7 HY 10 500 N
7521-750
3/4 19.6 2 1.090 27.7 0.29 0.13 2.8 71.1 300 20.7 HY 10 350 N
7521-1000
1 26.2 2 1.400 35.6 0.44 0.20 4.0 101.6 200 13.8 *
5 250 Y
* Couplings:
Refer to CrimpSource at www.safehose.com for coupling recommendations and crimp specifcations.
**
Stock:
“Y” indicates stocked item; “N” indicates non-stocked item. Stock status subject to change. Contact Parker Customer Service.
!
!
WARNINGS!
Couplings attached with bands or clamps may reduce the working pressure of the hose assembly to less than the maximum rated working
pressure of the hose. Refer to the NAHAD Industrial Hose Assembly Guidelines.
Working pressures are at +68°F (+20°C). Higher temperatures reduce the available working pressure. See temperature/pressure chart on
page 445.
!
!
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