Silicone Rubber Blue Coolant Hose, 3.39 Inch OD, 3.00 Inch ID, 36 Inch Long

Burst Pressure 250	Brand Flexfab	Brand Flexfab	Pack Size 36.00	UOM LN3	Hose I.D. 3	Hose O.D. 3.39	Length 36	Supplier Part Number 5581-300	Alternate Part Numbers Alternate Part Number 5581-300, Alternate Part Number 5581-300C, Alternate Part Number C1KH13, Alternate Part Number MI-08046284, Alternate Part Number MINO-01591X05374	Product Weight 5.13 lbs

Product Questions & Answers

got a tight spot to run coolant line. what are the actual hose dimensions on this one?

Question by: Hubert E on Jul 6, 2025, 9:07 AM

You are working with a 3.00 inch inside diameter and a 3.39 inch outside diameter, and the hose length is 36 inches.

Answer by: Customer Support on Jul 7, 2025, 9:23 AM

Model Number	Hose I.D.	Hose O.D.	Burst Pressure	Length
FLX5581-125	1.25	1.64	500	36
FLX5581-138	1.38	1.77	475	36
FLX5581-200	2	2.39	400	36
FLX5581-250	2.5	2.89	300	36
FLX5581-087	0.88	1.27	560	36
FLX5581-100	1	1.39	550	36
FLX5581-150	1.5	1.89	450	36
FLX5581-175	1.75	2.14	400	36
FLX5581-187	1.88	2.27	400	36
FLX5581-225	2.25	2.64	350	36
FLX5581-238	2.38	2.77	325	36
FLX5581-275	2.75	3.14	275	36
FLX5581-287	2.88	3.27	250	36
FLX5581-300	3	3.39	250	36
FLX5581-350	3.5	3.89	200	36
FLX5581-400	4	4.39	150	36
FLX5581-450	4.5	4.89	150	36
FLX5581-500	5	5.39	125	36