2730661

Valve Disks

NSN 2915-01-579-6973 Classification

An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.

777 commercial aircraft end item identification, disk, valve part name assigned by controlling agency

National Stock Number: 2915-01-579-6973
Federal Supply Group: 29 - Engine Accessories
Federal Supply Classification: 2915 - Aircraft and Missile Prime Movers Engine Fuel System Components
National Item Identification Number: 01-579-6973
Item Name Code: 35224
Assigned Date: Fri, Nov 20, 2009
Schedule B Code: 8481909090
Requires Demilitarization: DEMIL/MLI

NSN 2915-01-579-6973 Specification

Set by the OEM (See RNCC code 3)

End Item Identification: 777 commercial aircraft
Part Name Assigned By Controlling Agency: disk, valve

NSN 2915-01-579-6973 Material

Hazmat, Precious Metals, Criticality, Environment, and ESD

(PMIC) Precious Metals Indicator

Item does not contain precious metal.

What does the A code means?

Precious metals indicator code (pmic): this code is to identify items that have precious metals as part of their content. Precious metals are those metals generally considered to be uncommon and highly valuable which are relatively superior in certain properties such as resistance to corrosion and electrical conductivity. The precious metals recovery program for the federal government encompasses gold, silver, platinum, and the platinum family which consists of palladium, iridium, rhodium, osmium, and ruthenium. See volume 10, table 160 and quick info on-line.

(HMIC) Hazardous Metal Indicator

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

What does the N code means?

Hazardous materials indicator code: a code established in the dlis total item record (tir) to identify to users of the federal catalog system all known or suspected hazardous items as defined by safety/health, transaction and/or environmental regulations, to serve as a flag that a procuring activity must acquire a material safety data sheet when a hazardous item is procured, and to inform federal catalog system users when more detailed information on an item is available in the hazardous material information system. See volume 10, table 179 and quick info on-line.

Criticality Code

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

What does the X code means?

Criticality code, federal item identification guide: a code which indicates when an item is technically critical, by reason of tolerance, fit, application, nuclear hardness properties or other characteristic which affects identification of the item. See volume 10, table 181 and quick info on-line.

Cross Reference Parts

Part numbers that meet the specification outlined on this page and set by the OEM

Part Number	CAGE	RNCC	RNVC	DAC	RNAAC	MSDS	SADC
2730661	92003	3	2	4	9Z	-	-
2730661	92003	3	2	4	9Z
60B90028-1	Z0HA9	5	2	6	ZA	-	-

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