Specifications

Industrial Supply, Inc.
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Heater & Coolant Hose
Replacement hose for most cars and light trucks:
Premium (similar to SAE20R3 Class D2, SAE J2387);
Standard (similar to SAE20R3). Withstands the abuse of
corrosive solutions and additives. Resists weathering to
provide long, trouble-free service life.
Application: Heater & Coolant Hose
Cover Color: Black
Tube: EPDM
OEM Temperature: -40ºF to +257⁰F
Standard Temperature: -40ºF to +212⁰F
Length
50'
50'
50'
50'
1/2
5/8
3/4
1
Item #
HBD4703-08151
HBD4703-10151
HBD4703-12151
HBD4703-16151
Inside
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Heavy Duty Heater Hose
Heavy –duty heater hose for bus, truck and heavy
equipment service. Similar to SAE20R3, Class R, Grade
1A. Resists weathering
Application: Heavy Duty Truck/Bus Hose
Specification: SAE20R3 Class R
Cover Color: Black
Tube: EPDM
Standard Temperature: -40ºF to +212⁰F
Length
50'
50'
50'
5/8
3/4
1
Item #
CRP31120
CRP30718
CRP30722
Inside
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Gold Label® Heavy Duty Heater Hose
Gold Label Heavy Duty Heater Hose is made with the
highest quality EPDM compounds and heavy duty spiral
reinforcement to with stand high coolant and underhood
temperatures of -40⁰F (-40⁰C) to +257⁰F (+125⁰C), and
provide excellent resistance to coolant and coolant
additives. This hose exceeds SAE20R3, Class D-1, Type EC,
standard wall construction requirements.
Note: NOT suitable for fuel or oil transfer
Application: Heavy Duty Heater Hose
Specification: SAE20R3 Class D-1, Type EC
Cover Color: Black
Standard Temperature: -40ºF to +257⁰F
**
Also Available in 250 ft.
Length
50'
50'
50'
50'
50'
50'
3/8
1/2
5/8
3/4
7/8
1
Item #
DAY80230GL
DAY80229GL
DAY80231GL
DAY80232GL
DAY80233GL
DAY80234GL
Inside
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“The Name in Fasteners”