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NSN 4820-01-083-8217, 4820010838217
SEAT,VALVE

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 010838217
Codification Country
United States
Item Name Code
INC 22113
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature 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.
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DLMS® Summary

National Stock Number 4820-01-083-8217

National Stock Number (NSN) 4820-01-083-8217, or NIIN 010838217, (seat,valve) was assigned October 1, 1979 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. One 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, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over a year. There have been 7 contracts issued for this part number, with 7 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE7M319F0272, SPETA618P1454, SPE7MC18F0339, SPE7MC18F0301, SPE7MC17P3634. The total value of the awarded contracts has been US$ 38,624.45.

This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.

There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 01, 2013, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (Potential sources shall include dealers/distributors.) The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. 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 or any other critical feature 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 4820010838217 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

BODY OUTSIDE DIAMETER
(ADAR) 0.211 INCHES MINIMUM AND 0.217 INCHES MAXIMUM
BODY STEPPED INSIDE DIAMETER
(CQKW) 0.070 INCHES NOMINAL FIRST STEP
BODY STEPPED INSIDE DIAMETER
(CQKW) 0.139 INCHES MINIMUM SECOND STEP AND 0.145 INCHES MAXIMUM SECOND STEP
FLANGE DIAMETER
(ABKK) 0.420 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT
(AJRF) 0.040 INCHES NOMINAL
HARDNESS RATING
(CQFM) 58.0 ROCKWELL C MINIMUM OVERALL AND 62.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 440C OVERALL
SEATING SURFACE SHAPE
(CQKM) FLAT
UNDER FLANGE HEIGHT
(AJRM) 0.154 INCHES NOMINAL
STYLE DESIGNATOR
(STYL) PLAIN FLANGED

Manufacturer Part Numbers


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