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Applications

• Automobiles, buses, mobile/off-road equipment, trucks
• Other equipment or vehicles with heating lines

Silicone Heater Hose/ Standard Wall

Series 6722 is an extruded silicone standard wall heater hose designed to transfer high temperature coolant in heating and diesel exhaust fluid (DEF) systems on automobiles, buses, mobile/off-road equipment, trucks and any engine requiring heater or coolant lines. The hose meets or exceeds SAE J20R3 Class A requirements, with a temperature range of -65°F to +350°F (-53°C to + 176°C). The multiple plies of textile reinforcement and extruded construction provide long and flexible lengths that resist collant solutions, aging, cold leaks, cracking, delamination, ozone and peeling.

Tube: Brick red silicone
Reinforcement: Multiple high temperature textile plies
Cover: Blue silicone, glossy finish
Temp Range: -65°F to +350°F (-53° C to +176° C)
Brand Method: Impression
Brand Example: PARKER SILICONE SERIES 6722 (ID)-65°F to +350°F (DATE CODE) MADE IN USA`
Max. Rec. WP 1/3 of minimum burst pressure shown in the table below
Industry Standards: SAE J20R3 Class A
Vacuum: Not recommended

 
 
Part Number ID
(in)
ID
(mm)
OD
(in)
OD
(mm)
Approx
Wt.
(lbs/ft)
Approx Wt
(kgs/ft)
Min Bend Rad
(in)
Min
Burst
Press
(psi)
Perm
Cplg
Rec
Std Pack Qty
(ft)
Stock Status
6722-0250050 0.250 6.4 0.526 13.4 0.10 0.05 0.5 250 * 50 Y
6722-0250250 0.250 6.4 0.526 13.4 0.10 0.05 0.5 250 * 250 Y
6722-0313100 0.313 8.0 0.590 15.0 0.12 0.05 0.7 250 * 100 N
6722-0375050 0.375 9.5 0.690 17.5 0.13 0.06 0.8 250 * 50 Y
6722-0375250 0.375 9.5 0.690 17.5 0.13 0.06 0.8 250 * 250 Y
6722-0500050 0.500 12.7 0.815 20.7 0.17 0.08 1.5 250 * 50 Y
6722-0500250 0.500 12.7 0.815 20.7 0.17 0.08 1.5 250 * 250 Y
6722-0625050 0.625 15.9 0.940 23.9 0.24 0.11 1.8 250 * 50 Y
6722-0625100 0.625 15.9 0.940 23.9 0.24 0.11 1.8 250 * 100 Y
6722-0625250 0.625 15.9 0.940 23.9 0.24 0.11 1.8 250 * 250 Y
6722-0750050 0.750 19.1 1.065 27.1 0.26 0.12 2.8 200 * 50 Y
6722-0750100 0.750 19.1 1.065 27.1 0.26 0.12 2.8 200 * 100 Y
6722-0875100 0.875 22.2 1.190 30.2 0.28 0.13 4.3 175 * 100 Y
6722-1000050 1.000 25.4 1.339 34.0 0.34 0.15 5.0 175 * 50 Y
6722-1000100 1.000 25.4 1.339 34.0 0.34 0.15 5.0 175 * 100 Y

Table Notes 
* Couplings: Refer to CrimpSource® at www.safehose.com for coupling recommendations and crimp specifications.
** Stock: "Y" indicates stocked item; "N" indicates non-stocked item. Stock staus 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.