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NSN 4820-00-426-2027, 4820004262027
SEAT,VALVE

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 004262027
Codification Country
United States
Item Name Code
INC 22113
Criticality
(Y) This item does not have a nuclear hardened feature but does have other critical feature(s) 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.
Availability: Request Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 4820-00-426-2027

National Stock Number (NSN) 4820-00-426-2027, or NIIN 004262027, (seat,valve) was assigned April 28, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 8 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are 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 Jan 02, 2005, 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) 22113. [A REPLACEABLE ITEM DESIGNED TO PROVIDE A STATIONARY SEATING SURFACE FOR A MATING, MOVEABLE ITEM SUCH AS A VALVE DISK OR THE LIKE. THE BODY MAY HAVE A FLANGE OF VARIOUS SHAPES. FOR DIESEL AND GASOLINE RECIPROCATING ENGINES, SEE INSERT, ENGINE VALVE SEAT.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 4820004262027 does not contain precious metals.

This NSN is associated to Schedule B 8481909090: parts of taps, cocks, valves and similar appliances, nesoi. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 332911: industrial valve manufacturing.

This information was last updated on .


Technical Characteristics

CRITICALITY CODE JUSTIFICATION
(CRTL) ZZZY
END ITEM IDENTIFICATION
(AGAV) VALVE B 1.00IPS 4500PSI SWLDG SSTL;.50IPS 3000PSI SB BRZ;.50IPS 4500PSI SWLDG SSTL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS
(ZZZY) AS DIFFERENTIATED BY CHARACTERISTICS
III END ITEM IDENTIFICATION
(AGAV) VALVE B 1.00IPS 4500PSI SWLDG SSTL;.50IPS 3000PSI SB BRZ;.50IPS 4500PSI SWLDG SSTL


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