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NSN 2840-00-134-4969, 2840001344969
Cancelled -> Replaced by 2840013081052

Federal Supply Classification
FSC 2840 - Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components
National Item Identification Number
NIIN 001344969
Codification Country
United States
Item Name Code
INC 77777
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
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.
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DLMS® Summary

National Stock Number 2840-00-134-4969

National Stock Number (NSN) 2840-00-134-4969, or NIIN 001344969, (stator sector,contr) was assigned August 20, 1969 in the Federal Logistics Information System (FLIS). This NSN replaces 2 stock numbers: 2840009301553, 2840013081052.

There are 3 manufacturer part numbers 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.

This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 02, 2009, 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 requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 77777. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2840001344969 contains an unknown precious metal.

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 .


Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION
(TEXT) BRAZE ASSEMBLY: BRAZE AND SOLUTION TREAT AT 1875 DEGREES FAHRENHEIT (+ OR - 25 DEGREES) FOR 8 HOURS; AGE IN VACUUM OR AIR ATMOSPHERE FURNACE AT 1325F (+ OR - 25) FOR 8 HOURS; FURNACE COOL TO 1150F (+ OR - 15) AT 100 F/HOUR; HOLD AT 1150F, (+ OR - 15F) FOR 8 HOURS; COOL AT A RATE EQUAL TO AIR COOL OR FASTER
SPECIAL FEATURES
(FEAT) HARDNESS TO BE ROCKWELL COLLINS 35-48 ON AIRFOILS AND TO BE CHECKED BY SAMPLE VANE PROCESSED ALONG WITH ASSEMBLY THROUGH BRAZING AND HEAT TREAT CYCLE
SPECIAL TEST FEATURES
(SPCL) FLOURESCENT PENETRANT INSPECT PER P3T52 CL-C IMPERFECTIONS AS CRACKS, VOIDS, POROSITY ARE ACCEPTABLE WITHIN THE FOLLOWING LIMITS: (1) NO CRACKS OR FOLDS ALLOWED, (2) NO OTHER IMPERFECTIONS ALLOWED EXCEPT THOSE PERMITTED IN PART SPECIFICATION C50T1063; BRAZED JOINTS RAILS AND VANES: INDIVIDUAL IMPERFECTIONS .020 OR SMALL SHALL NOT BE CONSIDERED; MAXIMUM LENGTH OF IMPERFECTINOS: .03"; CUMULATIVE LENGTH OF IMPERFECTIONS IN ANY .25" SHALL NOT EXCEED .045"; (3)CUMULATIVE LENGTH OF IMPERFECTIONS IN ANY JOINT SHALL NOT EXCEED 5% OF JOINT LENGTH; (4) MINIMUM DISTANCE BETWEEN IMPERFECTIONS: .03"
SUPPLEMENTARY FEATURES
(SUPP) SURFACES BETWEEN AIRFOIL SECTIONS MUST BLEND TO FORM A SMOOTH CONTOUR THROUGHOUT THE FULL LENGTH OF THE VANE; RAII AT LEADING AND TRAILING EDGES MUST BLEND SMOOTHLY WITH AIRFOIL CONTOURS

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