Skip to content
Login for the best B2B Wholesale Experience.
Login for the best B2B Wholesale Experience.
5521-025x50 FlexFab Series 5521 1-ply Premium Heater Hose - 0.25" ID - 0.64" OD - Green - 50ft

5521-025x50 by FlexFab | Series 5521 | 1-ply Premium Heater Hose | 0.25" ID | 0.64" OD | Green | 50ft Boxes

Save $16.05 Save $16.05
$160.54
$160.54 - $160.54
$160.54
$144.49
$144.49 - $144.49
$144.49

Flexfab Industrial Hose - Series 5521 - Premium Heater Hose

Package Quantity: 50 FT

Specifications for Variant SKU: 5521-025x50 Flexfab
Series: Series 5521
Hose Color(s): Green
Internal Diameter: 0.25in
Outer Diameter: 0.64in
Tubing Construction: Silicone
Cover Construction: Silicone
Applicable Specs & Approvals: SAE J20 R3 Class A, TMC RP303B Class I Grade II
Overview:
  • Green Cover, with Nylon Fiber Reinforcement
  • Comes in 25' and 50' Boxes
  • Thicker Wall for Higher Pressure Handling than Standard Heater Hose
  • Available in longer lengths on standard wooden spools
  • NOTE: Continuous lengths are not guaranteed, if continuous lengths are required please contact sales for price and availability
Construction:
  • Silicone hose with 1-ply of Nylon Fiber Reinforcement. Green Cover, Red Liner
Specifications:
  • Meets or exceeds the operating requirements of SAE J20 R3 Class A
  • Meets or exceeds the operating requirements of TMC RP303B Class I Grade II
  • Temperature range is -65°F (-54°C) to +350°F (+177°C)
  • Standard Wall Thickness is .170"/.220"
  • Working pressure is 1/3 of the burst pressure
  • Bend radius is 5 times the ID of the hose
Applications:
  • Resistant to coolant additives
  • Resists hardening, cracking, cold leaks, aging, and many chemicals
  • Ideal for extreme temperature and various pressure ranges where high performance levels are required
Part Number Inside Diameter Outside Diameter Actual Burst Pressure Burst Pressure Weight Overall Length Clamp
SAE J20 R1 TMC
5521-025x25 0.25" 0.64" 475 PSI 475 PSI 125 PSI 0.121 lbs./ft 25ft Box -
5521-025x50 0.25" 0.64" 475 PSI 475 PSI 125 PSI 0.121 lbs./ft 50ft Box -
5521-025x800 0.25" 0.64" 475 PSI 475 PSI 125 PSI 0.121 lbs./ft 800ft Spool -
5521-031x25 0.31" 0.70" 475 PSI 475 PSI 125 PSI 0.151 lbs./ft 25ft Box -
5521-031x50 0.31" 0.70" 475 PSI 475 PSI 125 PSI 0.151 lbs./ft 50ft Box -
5521-031x600 0.31" 0.70" 475 PSI 475 PSI 125 PSI 0.151 lbs./ft 600ft Spool -
5521-038x25 0.38" 0.77" 475 PSI 475 PSI 125 PSI 0.181 lbs./ft 25ft Box FLX2582-0006
5521-038x50 0.38" 0.77" 475 PSI 475 PSI 125 PSI 0.181 lbs./ft 50ft Box FLX2582-0006
5521-038x500 0.38" 0.77" 475 PSI 475 PSI 125 PSI 0.181 lbs./ft 500ft Spool FLX2582-0006
5521-050x25 0.50" 0.89" 425 PSI 425 PSI 125 PSI 0.226 lbs./ft 25ft Box FLX2582-0006
5521-050x50 0.50" 0.89" 425 PSI 425 PSI 125 PSI 0.226 lbs./ft 50ft Box FLX2582-0006
5521-050x500 0.50" 0.89" 425 PSI 425 PSI 125 PSI 0.226 lbs./ft 500ft Spool FLX2582-0006
5521-062x25 0.63" 1.02" 375 PSI 375 PSI 125 PSI 0.258 lbs./ft 25ft Box FLX2582-0010
5521-062x50 0.63" 1.02" 375 PSI 375 PSI 125 PSI 0.258 lbs./ft 50ft Box FLX2582-0010
5521-062x400 0.63" 1.02" 375 PSI 375 PSI 125 PSI 0.258 lbs./ft 400ft Spool FLX2582-0010
5521-075x25 0.75" 1.14" 325 PSI 325 PSI 125 PSI 0.301 lbs./ft 25ft Box FLX2582-0012
5521-075x50 0.75" 1.14" 325 PSI 325 PSI 125 PSI 0.301 lbs./ft 50ft Box FLX2582-0012
5521-075x300 0.75" 1.14" 325 PSI 325 PSI 125 PSI 0.301 lbs./ft 300ft Spool FLX2582-0012
5521-087x25 0.88" 1.27" 300 PSI 300 PSI 125 PSI 0.346 lbs./ft 25ft Box FLX2582-0012
5521-087x50 0.88" 1.27" 300 PSI 300 PSI 125 PSI 0.346 lbs./ft 50ft Box FLX2582-0012
5521-087x200 0.88" 1.27" 300 PSI 300 PSI 125 PSI 0.346 lbs./ft 200ft Spool FLX2582-0012
5521-100x25 1.00" 1.39" 300 PSI 300 PSI 125 PSI 0.391 lbs./ft 25ft Box FLX2582-0016
5521-100x50 1.00" 1.39" 300 PSI 300 PSI 125 PSI 0.391 lbs./ft 50ft Box FLX2582-0016
5521-100x200 1.00" 1.39" 300 PSI 300 PSI 125 PSI 0.391 lbs./ft 200ft Spool FLX2582-0016
5521-125x25 1.25" 1.64" 200 PSI 275 PSI 125 PSI 0.491 lbs./ft 25ft Box FLX2582-0020
5521-125x50 1.25" 1.64" 200 PSI 275 PSI 125 PSI 0.491 lbs./ft 50ft Box FLX2582-0020
5521-125x150 1.25" 1.64" 200 PSI 275 PSI 125 PSI 0.491 lbs./ft 150ft Spool FLX2582-0020
*Specifications for reference only. Specific test data available on request.
Flexfab

Flexfab

Flexfab produces a massive array of highly-engineered products in a wide variety of materials and designs for the aerospace, automotive, rail, and heavy-duty truck industries. Our proprietary processes of compounding, calendaring, extruding, molding, and bonding silicone rubber, organic rubber, and reinforcing materials makes our products world-class.

Shop Parts by Flexfab