Type certificate E36NE
Held today by Pratt & Whitney Division. It covers 11 models; about 12 aircraft on the U.S. register are built to it. Last revised May 28, 2014 (revision 7). 29 FAA orders name its designs, and 2 approved modifications build on it.
Models under this certificate 11
PW4170, PW4164-1D, PW4164C-1D, PW4168-1D, PW4164C, PW4168A-1D, PW4164, PW4164C/B-1D, PW4168A, PW4168, PW4164C/B
Engine series
The data sheet on the FAA's site: the approved engines and propellers, weights, speeds and limits for each model.
FAA orders on these designs 29 · newest first
2021-12-172021-22-14 · Turbine Section · engine
2021-05-072021-05-16 · Turbine Section · engine
2021-01-142020-25-09 · Turbine Section · engine
2019-05-022019-06-07 · Engine Fuel Distribution · engine
2016-12-062016-22-05 · Fuel nozzles · engine
2016-06-012016-08-09 · HPC 10th stage disk · engine
2015-12-012015-22-03 · LPT 4th stage IAS · engine
2015-11-272015-21-04 · 6th stage low-pressure turbine (LPT) disk · engine
Approved modifications 2 · companies holding the most
Source: FAA type certificate data sheets (Dynamic Regulatory System); register counts from the FAA register of October 7, 2026. Connections as data: /graph/certificate/E36NE.json.