Product Details | AIRCRAFT GAS TURBINE ENGINE AIR SEAL

2840-01-345-4788 A rigid metallic item, generally circular. It may be formed of segmented arcs. It is designed to prevent leakage of air in an ENGINE, GAS TURBINE, AIRCRAFT. It may be of various cross-sectional shapes. It may have mounting facilities. It may act as a spacer but its primary function is as an air seal.

Part Alternates: 30908251, 3090825-1, 2840-01-345-4788, 01-345-4788, 2840013454788, 013454788

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

Supply Group (FSG) NSN Assign. NIIN
28 19 SEP 1991 01-345-4788

Demand History | NSN 2840-01-345-4788

Part Number Request Date QTY Origin
2840-01-345-4788 2021-09-246 2 United States
30908251 2021-09-246 2 United States

Cross Reference | NSN 2840-01-345-4788

Part Number Cage Code Manufacturer
3090825-1 99193 HONEYWELL INTERNATIONAL INC. DBA HONEYWELL

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Technical Data | NSN 2840-01-345-4788

Characteristic Specifications
MATERIAL STEEL COMP 440C OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT TITANIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION EMS52499 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
ENGINE SECTION LOCATION TURBINE
OVERALL LENGTH 0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM
DIAMETER 2.276 INCHES MINIMUM AND 2.281 INCHES MAXIMUM
HARDNESS RATING 52.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM OVERALL
CRITICALITY CODE JUSTIFICATION AGAV
III END ITEM IDENTIFICATION PACER DAWN
MANUFACTURERS CODE 99193
DESIGN CONTROL REFERENCE 3090825-1

Restrictions/Controls & Freight Information | NSN 2840-01-345-4788

Category Code Description
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:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
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.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information