Product Details | AIRCRAFT GAS TURBINE ENGINE LABYRINTH SEAL RING

2840-00-187-0669 An item of single piece metal knife edged construction used to form a tight air seal. It is mounted on a rotating portion of the engine. It may be used in conjunction with other seals to prevent oil seepage.

Part Alternates: 6854393, 2840-00-187-0669, 00-187-0669, 2840001870669, 001870669

Engines, Turbines, and Components | Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components

Supply Group (FSG) NSN Assign. NIIN
28 19 FEB 1971 00-187-0669

Cross Reference | NSN 2840-00-187-0669

Part Number Cage Code Manufacturer
6854393 0D2A2 AIRCRAFT COMPONENTS INC
6854393 32816 BEACON INDUSTRIES, INC.
6854393 33617 ELECTRO-METHODS INC
6854393 34087 KITCO, INC. DBA KITCO DEFENSE
6854393 3V183 LEWIS MACHINE, LLC
6854393 4T683 AERO TECHNOLOGY COMPANY
6854393 63005 ROLLS-ROYCE CORPORATION
6854393 73342 ALLISON TRANSMISSION, INC.
6854393 U2432 ELE ADVANCED TECHNOLOGIES LIMITED

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Technical Data | NSN 2840-00-187-0669

Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING OVERALL
ENGINE SECTION LOCATION COMPRESSOR
OVERALL LENGTH 0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
CRITICALITY CODE JUSTIFICATION AGAV
III END ITEM IDENTIFICATION T-56 AIRCRAFT ENGINE

Restrictions/Controls & Freight Information | NSN 2840-00-187-0669

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:YThe item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application.
Category Code Description
NMF Description 194120 WASHERS/GASKETS/PCKG DVCS NOI SUB8
Less than car load rating J 100.2
Less than truck load rating M 85.0
Water commodity Code 671 unknown
Originating Activity Code SE San Antonio Air Logistics Center
Kelly AFB, TX 78241-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity
Air Special Handling Z No special handling required.
Special Handling Code Z unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 2840-00-187-0669

Category Code Description
Cognizance Codes9VNavy-owned stocks of material managed by the Air Force within the San Antonio Air Logistics Center
Naval Inventory Control Point, Mechanicsburg
Source of SupplyFPZSan Antonio Air Logistics Center
Kelly AFB, TX 78241-5000
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each