Pratt&Whitney JT9D-7R4
Proposed an AD on Pratt&Whitney JT9D-7R4 series engines requiring the replacement of third-, fourth- and fifth-stage, low-pressure turbine vane retention bolts and nuts, and the removal of the fifth-stage vane con- figuration for replacement of an electro-discharge machined slot with a cast slot.
Subscription Required
This content requires a subscription to one of the Aviation Week Intelligence Network (AWIN) bundles.
Schedule a demo today to find out how you can access this content and similar content related to your area of the global aviation industry.
Already an AWIN subscriber? Login
Did you know? Aviation Week has won top honors multiple times in the Jesse H. Neal National Business Journalism Awards, the business-to-business media equivalent of the Pulitzer Prizes.
Related Content
