Back to Aircraft Alloys 4340 | AMS 6415 - Aircraft Alloys - Bars Description: Aircraft Alloy – 4340 Aircraft Alloy – High Strength Aircraft Quality – Bars Get a Quote for 4340 | AMS 6415 - Aircraft Alloys - Bars: I am looking for this item... * RequiredProduct NameQuantityName * Required First Last Email Address * Required Phone * RequiredNameThis field is for validation purposes and should be left unchanged.