The Aviation DataBase®
Complete Aviation Regulatory Library
Sept. 11 Sept. 11
DataBases updated: Apr 4th, 2025
Home Products Library Support Account Login Contact

STC Holder: Chromizing Company

The Aviation DataBase -- STC Selection System
Aviation DataSource, Inc.

No. of STCs: 4

STC Holder: Chromizing Company
Address: Div. of Chromalloy American Corp. 1150 McCullom Drive, El Centro, CA 922243, United States
Contact us to have your company added here!
STC No.: SE5058NMStatus: HistoricalApp Date: Rev Date:
TC Nos.: E2EA,
Models:
Pratt & Whitney Division:
JT8D-17, JT8D-7, JT8D-9
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200
Incorporation of feather seals into platforms of the first stage nozzle guide vanes, P&W P/N 653751, 737271, 738271, 747171, 792871, 786471, and 798771.
STC Holder: Chromizing Company
Address: Div. of Chromalloy American Corp. 1150 McCullom Drive, El Centro, CA 922243, United States
Contact us to have your company added here!
STC No.: SE5058NMStatus: CurrentApp Date: Rev Date: 01/01/1960
TC Nos.: E2EA,
Models:
Pratt & Whitney Division:
JT8D-17, JT8D-7, JT8D-9
ACO: AIR-770: West Certification Branch LA
Incorporation of feather seals into platforms of the first stage nozzle guide vanes, P&W P/N 653751, 737271, 738271, 747171, 792871, 786471, and 798771.
STC Holder: Chromizing Company
Address: Div. of Chromalloy American Corp. 1150 McCullom Drive, El Centro, CA 922243, United States
Contact us to have your company added here!
STC No.: SE86WEStatus: CurrentApp Date: Rev Date: 02/14/1990
TC Nos.: E2EA, E9NE,
Models:
Pratt & Whitney Division:
JT8D-1, JT8D-11, JT8D-15, JT8D-15A, JT8D-17, JT8D-17A, JT8D-17AR, JT8D-17R, JT8D-1A, JT8D-1B, JT8D-209, JT8D-217, JT8D-217A, JT8D-217C, JT8D-219, JT8D-7, JT8D-7A, JT8D-7B, JT8D-9, JT8D-9A
ACO: AIR-770: West Certification Branch LA
Replace the airoils on P&WA P/Ns 495051, 478351, 583751, 653851, 653951, 572451, 583351, 653751, 653151, 676951, 728951, 709951, 710751, 627751, 737271, 578551, 738271, 747171, 792871, 786471, 583751, 777971, 780591, 782571, 793181, 799771, 794481, 794491 , 798781, and 799191.
STC Holder: Chromizing Company
Address: Div. of Chromalloy American Corp. 1150 McCullom Drive, El Centro, CA 922243, United States
Contact us to have your company added here!
STC No.: SE87WEStatus: CurrentApp Date: Rev Date: 12/21/1977
TC Nos.: 1E8,
Models:
Pratt & Whitney Division:
JT3D-1, JT3D-1-MC6, JT3D-1-MC7, JT3D-3, JT3D-3B, JT3D-7
ACO: AIR-770: West Certification Branch LA
Replace the airfoils on P&WA P/Ns 505351, 536751, 665951, 665851 first stage turbine nozzle guid vanes on P&WA engine models listed.