NSN 2840-01-458-3129, 2840014583129
BLADE SET,COMPRESSOR,AIRCRAFT GA

Federal Supply Classification: FSC 2840 - Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
National Item Identification Number: NIIN 014583129
Codification Country: United States
Item Name Code: INC 50515
Criticality: (F) This item is a Flight Safety Critical Aircraft Part (FSCAP).
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 2840-01-458-3129

National Stock Number (NSN) 2840-01-458-3129, or NIIN 014583129, (blade set,compressor,aircraft ga) was assigned August 20, 1998 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Nov 13, 2005, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part has been designated a high-reliability part under a formal reliability program. Probability of failure would be unacceptable from the standpoint of safety of personnel and/or equipment. The cognizant engineering activity has determined that data to define and control reliability limits cannot be obtained nor is it possible to draft adequate specifications for this purpose. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 50515. [A BLADE SET DESIGNED TO BE MOUNTED ON A DISK, COMPRESSOR, AIRCRAFT GAS TURBINE ENGINE]. This item is a Flight Safety Critical Aircraft Part (FSCAP). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2840014583129 does not contain precious metals.

This NSN is associated to Schedule B 8411997050: parts of gas turbine aircraft engines, other than for use in civil aircraft. The Schedule B End Use is listed as engines and turbines for military aircraft. NAICS classification category 336412: aircraft engine and engine parts manufacturing.

This information was last updated on Jul 01, 2025.

Technical Characteristics

III UNIT PACKAGE QUANTITY: (AGUC) 2
III REFERENCE DATA AND LITERATURE: (RDAL) T.O. 2J-TF33-34, FIG 3, IND 3
SPECIAL FEATURES: (FEAT) 8MATL TITANIUM ALLOY, AMS 4928; DESIGN TYPE, AXIAL COMPRESSOR; ENGINE LOCATION, COMPRESSOR; STAGE 1; BLADE ATTACHMENT, DOVETAIL; WIDTH 0.839; HEIGHT 3.870-8.880; THIS ITEM COMES OFF A JT3D-7 COMMERICAL ENGINE; THE ORIGINAL P/N 572901 REPLC P/N 430401; IT TAKES 2 OF P/N 572901 TO MAKE SET; THE FORM, FIT, FUNCTION IS EXACTLY THE SAME, THE ANGLE OF THE BLADE IS DIFFERENT; BLADE WILL PROVIDE 1200 LBS MORE THRUST WHEN IN USE; ONCE REPLD WILL MODIFY THE TF33-PW-102B TO THE 102C; JOINT STAR AIRCRAFT PROJECT
COMPONENT QUANTITY: (AJJW) 16
END ITEM IDENTIFICATION: (AGAV) TF33-PW-102C AIRCRAFT GAS TURBINE ENGINE
REFERENCE DATA AND LITERATURE: (RDAL) T.O. 2J-TF33-34, FIG 3, IND 3
SPECIAL FEATURES: (FEAT) MATL TITANIUM ALLOY, AMS 4928; DESIGN TYPE, AXIAL COMPRESSOR; ENGINE LOCATION, COMPRESSOR; STAGE 1; BLADE ATTACHMENT, DOVETAIL; WIDTH 0.839; HEIGHT 3.870-8.880; THIS ITEM COMES OFF A JT3D-7 COMMERICAL ENGINE; THE ORIGINAL P/N 572901 REPLC P/N 430401; IT TAKES 2 OF P/N 572901 TO MAKE SET; THE FORM, FIT, FUNCTION IS EXACTLY THE SAME, THE ANGLE OF THE BLADE IS DIFFERENT; BLADE WILL PROVIDE 1200 LBS MORE THRUST WHEN IN USE; ONCE REPLD WILL MODIFY THE TF33-PW-102B TO THE 102C; JOINT STAR AIRCRAFT PROJECT
UNIT PACKAGE QUANTITY: (AGUC) 2
CRITICALITY CODE JUSTIFICATION: (CRTL) FEAT