2840-01-345-4788

Aircraft Gas Turbine Engine Air Seal email this page

Model or part number: 3090825-1

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pdf NSN 2840-01-345-4788 Datasheet

MRC:
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.ABHP
Overall Length:
Between 0.170 inches and 0.180 inches
MRC:
The length of a straight line which passes through the center of a circular figure or body,and terminates at the circumference.ABMZ
Diameter:
Between 2.276 inches and 2.281 inches
MRC:
The national stock number or the identification information of the end equipment for which the item is a part.AGAV
End Application:
Pacer dawn
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
52.0 rockwell c and 56.0 rockwell c
MRC:
The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.CRTL
Criticality Code Justification:
Agav
MRC:
Indicates the location of the item on the engine section.CZBJ
Engine Section Location:
Turbine
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 440c
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Qq-s-763 federal specification single material response
MRC:
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.SFTT
Surface Treatment:
Titanium
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.STDC
Surface Treatment Specification:
Ems52499 assn standard single treatment response
MRC:
--
NIIN:
013454788
MRC:
--
NATO Stock Number:
2840-01-345-4788
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
No
FIIG:
--
FIIG:
A10700
MRC:
--
INC:
50595
MRC:
--
IMM:
CX
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Shipping

Delivery of IN-STOCK orders ship same-day when order is placed before 2:00 PM EST.

Delivery dates for NON-STOCK items are estimates based on current backlog and are subject to confirmation at the time of order.

Formal Definition

Government issue definition of NSN 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.

Import / Export

Schedule B Classification
Schedule B Number
NAIC National Association of Insurance Commissioners
End Use A classification system for U.S. exported and imported merchandise based on principal use rather than the physical characteristics of the merchandise. End-Use codes are assigned by the Bureau of Economic Analysis under the U.S. Department of Commerce.
SITC Commodity classification system defined by the United Nations.
USDA
HITECH
Schedule B:
8411997050
NAICS:
336412
End Use Class:
50020
SITC:
71499
USDA:
1
HITECH:
8

Schedule B Codes Definitions:

Schedule B 8411997050

Parts Of Gas Turbine Aircraft Engines, Other Than For Use In Civil Aircraft

End Use Code 50020

Engines and Turbines For Military Aircraft

Standard Intl. Trade Class (SITC) 71499

Parts For Gas Turbines, N.e.s.

Manufacturers

This NSN is registered to the following cage codes.
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