Skip to content
Login for the best B2B Wholesale Experience.
Login for the best B2B Wholesale Experience.
FLX7903-300400 FlexFab Series 7903 4-Ply Reducer - 3.00"/4.00" ID - 3.39"/4.39" OD - Blue - 6"

FLX7903-300400 by FlexFab | Series 7903 | 4-ply Reducer | 3.00"/4.00" ID | 3.39"/4.39" OD | Blue | 6" Overall Length

Save $3.75 Save $3.75
$37.48
$37.48 - $37.48
$37.48
$33.73
$33.73 - $33.73
$33.73

Flexfab Industrial Hose - Series 7884 - Reducers
Specifications for Variant SKU: FLX7903-300400 Flexfab
Series: Series 7903
Hose Color(s): Blue
Internal Diameter: 3.00in/4.00in
Outer Diameter: 3.39in/4.39in
Tubing Construction: Silicone
Cover Construction: Silicone
Applicable Specs & Approvals: SAE J20 R1 Class A, TMC RP303B Class I Grade II
Overview:
  • Can be used as a coolant hose
  • Can be used as a charge air connector (CAC)
  • Comes in standard 6" lengths
Construction:
  • Silicone hose with 4-plies of Meta-Aramid Reinforcement
Specifications:
  • Meets or exceeds the operating requirements of SAE J20 R1 Class A
  • Meets or exceeds the operating requirements of TMC RP303B Class I Grade II
  • Standard Wall Thickness is .170"/.220"
  • Temperature range is -65°F (-54°C) to +500°F (+260°C)
  • Working pressure is 1/3 of the burst pressure
Applications:
  • For heavy duty pressure connections in hostile engine environments
  • Resists hardening, cracking, cold leaks, aging, and many chemicals
Part Number Inside Diameter Outside Diameter Overall LengthInches Burst Pressure Weight Clamp
SAE J20 R1 TMC
FLX7903-100125 1.00"/1.25" 1.39"/1.64" 6.00" 275 PSI 125 PSI 0.50 lbs. FLX2582-0016 / FLX2582-0020 FLX2584-0175 / FLX2584-0212
FLX7903-100150 1.00"/1.50" 1.39"/1.89" 6.00" 250 PSI 125 PSI 0.50 lbs. FLX2582-0016 / FLX2582-0024 FLX2584-0175/ FLX2584-0212
FLX7903-100175 1.00"/1.75" 1.39"/2.14" 6.00" 225 PSI 125 PSI 0.50 lbs. FLX2582-0016 / FLX2582-0028 FLX2584-0175/ FLX2584-0262
FLX7903-100200 1.00"/2.00" 1.39"/2.39" 6.00" 200 PSI 100 PSI 0.50 lbs FLX2582-0016 / FLX2582-0032 FLX2584-0175/ FLX2584-0262
FLX7903-125200 1.25"/2.00" 1.64"/2.39" 6.00" 200 PSI 100 PSI 0.50 lbs. FLX2582-0020 / FLX2582-0032 FLX2584-0175/ FLX2584-0262
FLX7903-150200 1.50"/2.00" 1.89"/2.39" 6.00" 200 PSI 100 PSI 0.50 lbs. FLX2582-0024 / FLX2582-0032 FLX2584-0212/ FLX2584-0262
FLX7903-175200 1.75"/2.00" 2.14"/2.39" 6.00" 200 PSI 100 PSI 0.50 lbs. FLX2582-0028 / FLX2582-0032 FLX2584-0262/ FLX2584-0262
FLX7903-200225 2.00"/2.25" 2.39"/2.64" 6.00" 175 PSI 100 PSI 0.50 lbs. FLX2582-0032 / FLX2582-0036 FLX2584-0262/ FLX2584-0312
FLX7903-200250 2.00"/2.50" 2.39"/2.89" 6.00" 150 PSI 100 PSI 0.50 lbs. FLX2582-0032 / FLX2582-0040 FLX2584-0262/ FLX2584-0312
FLX7903-200275 2.00"/2.75" 2.39"/3.14" 6.00" 125 PSI 100 PSI 0.50 lbs FLX2582-0032 / FLX2582-0044 FLX2584-0262/ FLX2584-0362
FLX7903-200300 2.00"/3.00" 2.39"/3.39" 6.00" 100 PSI 100 PSI 0.50 lbs FLX2582-0032 / FLX2582-0048 FLX2584-0262/ FLX2584-0362
FLX7903-225250 2.25"/2.50" 2.64"/2.89" 6.00" 150 PSI 100 PSI 0.50 lbs FLX2582-0036 / FLX2582-0040 FLX2584-0312/ FLX2584-0312
FLX7903-225275 2.25"/2.75" 2.64"/3.14" 6.00" 125 PSI 100 PSI 0.50 lbs FLX2582-0036 / FLX2582-0044 FLX2584-0312/ FLX2584-0362
FLX7903-225300 2.25"/3.00" 2.64"/3.39" 6.00" 100 PSI 100 PSI 0.50 lbs FLX2582-0036 / FLX2582-0048 FLX2584-0312/ FLX2584-0362
FLX7903-250275 2.50"/2.75" 2.89"/3.14" 6.00" 125 PSI 100 PSI 0.50 lbs FLX2582-0040 / FLX2582-0044 FLX2584-0312/ FLX2584-0362
FLX7903-250300 2.50"/3.00" 2.89"/3.39" 6.00" 100 PSI 100 PSI 0.50 lbs FLX2582-0040 / FLX2582-0048 FLX2584-0312/ FLX2584-0362
FLX7903-250350 2.50"/3.50" 2.89"/3.89" 6.00" 75 PSI 100 PSI 0.50 lbs FLX2582-0040 / FLX2582-0056 FLX2584-0312/ FLX2584-0412
FLX7903-275300 2.75"/3.00" 3.14"/3.39" 6.00" 100 PSI 100 PSI 0.50 lbs FLX2582-0044 / FLX2582-0048 FLX2584-0362/ FLX2584-0362
FLX7903-300350 3.00"/3.50" 3.39"/3.89" 6.00" 75 PSI 100 PSI 0.50 lbs FLX2582-0048 / FLX2582-0056 FLX2584-0362/ FLX2584-0412
FLX7903-300400 3.00"/4.00" 3.39"/4.39" 6.00" 50 PSI 100 PSI 0.50 lbs FLX2582-0048 / FLX2582-0064 FLX2584-0362/ FLX2584-0462
FLX7903-350400 3.50"/4.00" 3.89"/4.39" 6.00" 50 PSI 100 PSI 0.50 lbs FLX2582-0056 / FLX2582-0064 FLX2584-0412/ FLX2584-0462
FLX7903-400500 4.00"/5.00" 4.39"/5.39" 6.00" N/A N/A 0.50 lbs FLX2584-0462 / FLX2584-0562
*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