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Cobra Elbows

Cobra Elbows

EPDM air intake cobra elbow that complies with the increased expectations of modern diesel and gas powered engines. Available for OEM and aftermarket applications.

Features & Benefits

  • Specifically formulated EPDM compound.
  • Available in nitrile and chloroprene and silicone compounds.
  • Vacuum collapse rating exceeds 4" Hg. mercury.
  • Recommended for temperatures: -60°F to +300°F duty.
  • Complies with physical properties requirements of ASTM D2000 3BA715A14B13C12F17.
    • 70 ±5 Shore A Hardness
    • 1500 PSI Tensile, minimum.
    • 250% Elongation, minimum.
    • Air Age, 70 Hrs. at 100° C.
    • Durometer Change, +10, maximum.
    • Tensile Change, -25%, maximum.
    • Elongation Change, -25%, maximum.
    • Comp. Set, Method B, at 70° C. 25% maximum.
    • Ozone Resistance, D1171, Method B, Quality Retention Rating: 100%
    • Low Temp. Brittleness, D2137, Method A. Non Brittle After 3 Minutes at -40° C.
Product Diagram
Part # ID1 ID2 A B T
90CB25R231 2.50 2.31 3.31 1.56 0.19
90CB30 3.00 3.00 5.22 1.90 0.28
90CB40 4.00 4.00 6.44 2.69 0.25
90CB40L 4.00 4.00 6.44 3.19 0.25
90CB50R40 5.00 4.00 6.44 3.19 0.25