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EF503 / 134 a Non- Barrier Type AC Hoses For Automobiles
Application
Car, Truck and Agricultural Machine Air Conditioning System Recommended Fluids: Freon R134a amd Pag lubricant oils.
 
part no. Dash Size DN Hose I.D. (Nom.) Hose O.D. (Nom.) Working Pressure Min. Burst Pressure Min. Bend Radius
inch mm inch mm psi bar psi bar mm inch
EF503-8 -8 10.5 13/32 10.5 0.760 19.3 508 35 2030 140 120 4.70
EF503-10 -10 12 1/2 12.7 0.921 23.4 508 35 2030 140 140 5.50
EF503-12 -12 16 5/8 16.0 1.079 27.4 508 35 2030 140 170 6.70
EF503-16 -16 22 7/8 22.2 1.228 31.2 508 35 2030 140 200 7.90
EF503-20 -20 30 1.1/8 28.6 1.512 38.4 508 35 2030 140 300 11.80
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Applicable Standard:
SAE J 2064 Type B
Construction:
Core: Synthetic Rubber resistant to Freon 134a and Pag oils.
Reinforcement: High tensile Steel Wire Braid.
Cover: Black color, Synthetic rubber resistant to oil and recommended for application at very high temperature.
Temperature Range:
Continuous: 35°C to + 125°C
Intermittent: max.+135°C
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