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Silicone Rubber Blue Coolant Hose, 1.89 Inch OD, 1.50 Inch ID, 36 Inch Long

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Description & Features

This 4-ply silicone coolant hose reinforced with polyester fabric ensures durability and reliability in various demanding environments. With an outer diameter of 1.89 inches and an inner diameter of 1.50 inches it is designed to meet or exceed the requirements of SAE J20 R1 Class A and TMC RP303B Class 1 Grade 1 standards.

The coolant hose measuring 36 inches in length is manufactured to withstand continuous operating temperatures ranging from -65deg;F to 350deg;F. Its construction is enhanced with a specially compounded silicone elastomer coating making it suitable for various industrial applications including air brake and engine systems.

Particularly suited for heavy-duty applications the product model is classified under Special Application Hose. This FLEXFAB hose identified by part number 5581-150 offers a burst pressure capacity of 450 providing enhanced performance in high-pressure conditions.

Supplier Part Number: 5581-150

Specifications

Burst Pressure
450
Brand
Flexfab
Brand
Flexfab
Pack Size
36.00
UOM
LN3
Hose I.D.
1.50
Hose O.D.
1.89
Length
36
Supplier Part Number
5581-150
Alternate Part Numbers
Alternate Part Number 5581-150, Alternate Part Number C1KG99, Alternate Part Number MI-08749335, Alternate Part Number MINO-01591X98011
Product Weight
3.02 lbs

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Product Questions & Answers (1)

Question by: Daryl G on Apr 28, 2025, 3:22 PM
got a straight 36 inch run, is this hose actually 1-1/2 inch on the inside or is that the outside size
Answer by: Customer Support on Apr 30, 2025, 11:07 AM
The inside diameter is 1.50 inches and the outside diameter is 1.89 inches, with an overall length of 36 inches.