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.

  • Specifically formulated EPDM compound.
  • Available in nitrile, chloroprene and silicone compounds.
  • Can be custom formulated to meet specified end use application.
  • Custom-cut lengths available.
  • Vacuum collapse rating exceeds 54.4 inH₂O.
  • Recommended service temperatures: -40°F to +250°F.
  • Complies with physical and mechanical property requirements per ASTM D2000 3BA715A14B13C12F17.
    • Hardness Durometer, ASTM D2240, Type A, 70±5 Shore A Hardness Points.
    • Tensile Strength, ASTM D412, Die C, 1500 psi., minimum.
    • Ultimate Elongation, ASTM D412, Die C, 250%, minimum.
    • Air Age Testing, ASTM D573, 70 hrs. at 100°C (212°F).
    • Hardness Durometer Change, +10, maximum.
    • Tensile Strength Change, -25%, maximum.
    • Ultimate Elongation Change, -25%, maximum.
    • Compression Set Testing, ASTM D395, Method B, 22 hrs. at 70°C (158°F), 25% maximum.
    • Ozone Resistance Testing, ASTM D1171, Method A, Exposure Rating, 72 hrs. at 40°C (104°F), 50 pphm, No Cracks Low Temperature Resistance Testing, ASTM D2137, Method C. Non Brittle after 3 Minutes at -40°C (104°F).
Legend

CB: Cobra
R: Reducer
L: Elbow

ASTM D2000 View
ASTM D2240 View
ASTM D412 View
ASTM D573 View
ASTM D395 View
ASTM D1171 View
ASTM D2137 View
90CB30

Specifically formulated EPDM compound.

Available in nitrile and chloroprene and silicone compounds.

Vacuum collapse rating exceeds 54.4 inH₂0

Recommended service temperatures: -40℉ to +250℉

Complies with physical and mechanical property requirements of ASTM D2000 3BA715A14B13C12F17.

  1. Specifically formulated EPDM compound.
  2. Available in nitrile and chloroprene and silicone compounds.
  3. Vacuum collapse rating exceeds 54.4 inH₂0
  4. Recommended service temperatures: -40℉ to +250℉
  5. Complies with physical and mechanical property requirements of ASTM D2000 3BA715A14B13C12F17.

Cobra Elbows

MR PartPartID1ID2ABT
90CB25R23129020902.502.313.311.560.19
90CB3029030213.003.005.221.900.28
90CB4029040354.004.006.442.690.25
90CB40L29040404.004.006.443.190.25
90CB50R4029050575.004.006.443.190.25