A "B" at the end of a description means BENT valve stem. An "S" at the end of a description means STRAIGHT valve stem. -Natural rubber aircraft tubes comply with the requirements of Goodyear QAI 2525, which the U.S. Military has accepted in lieu of MIL-I-5014. -Flight Mate (Butyl) tubes comply with the requirements of SAE document AS 50141. |
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The recommend psi would actually be for the tire this tube would be used with. 86psi for 8 ply and 110psi for 10 ply.