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NSN 4820-00-243-9800, 4820002439800
VALVE,STOP-CHECK

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 002439800
Codification Country
United States
Item Name Code
INC 05486
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 4820-00-243-9800

National Stock Number (NSN) 4820-00-243-9800, or NIIN 002439800, (valve,stop-check) was assigned March 19, 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 4 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.

This part number is actively being procured by the US Government, with procurement history within the last 90 days. There have been 25 contracts issued for this part number, with 33 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE7M025P4495, SPE7MC22P2228, SPE7MC22P2293, SPE7MC21P3155, SPE7L119F48H1. The total value of the awarded contracts has been US$ 511,309.93.

This NSN is fairly common among different weapons systems, belonging to 14 different platforms.

There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 80,955. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 05486. [A VALVE WITH A BOLT OR STEM THAT MAY BE MECHANICALLY ACTUATED TO TWO DIFFERENT POSITIONS BY ROTARY OR LINEAR MOTION. IN THE FIRST POSITION, THE VALVE DISK IS LOCATED AND LOCKED AGAINST THE SEAT PERMITTING NO FLUID FLOW THROUGH THE VALVE. IN THE SECOND POSITION, ONE SIDE OF THE VALVE DISK IS LOCATED AGAINST THE SEAT PERMITTING MOVEMENT OF THE DISK IN A MANNER THAT WILL ALLOW A FLOW OF FLUID IN ONE DIRECTION THROUGH THE VALVE. THE VALVE DISK MAY BE SPRING LOADED. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN. SEE ALSO VALVE (1), LIFT-CHECK AND VALVE (1), STOP-LIFT-CHECK.]. 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 4820002439800 contains an unknown precious metal.

This information was last updated on .


Technical Characteristics

BOLT HOLE NOMINAL DIAMETER
(CWCQ) 0.688 INCHES ALL ENDS
BOLT HOLE QUANTITY
(AECS) 12 ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER
(CWCT) 8.875 INCHES ALL ENDS
BONNET ATTACHMENT METHOD
(ADST) BOLTED
BONNET TYPE
(ADSR) OUTSIDE SCREW-YOKE
CONNECTION TYPE
(AWLS) FLANGE ALL ENDS
FACE TO FACE DISTANCE
(CWCF) 17.000 INCHES
FEATURES PROVIDED
(CBBL) BONNET PACKING
FLANGE FACE DESIGN
(CWDF) PLAIN ALL ENDS
FLANGE SHAPE
(ARKN) ROUND WITH HOLES ALL ENDS
FLOW CONTROL DEVICE
(ADQU) DISK
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-N-288,COMP B FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-N-288,COMP B FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIAL
(MATT) NICKEL ALLOY FLOW CONTROL DEVICE
MATERIAL
(MATT) NICKEL ALLOY SEAT
MATERIAL
(MATT) NICKEL ALLOY STEM
MAXIMUM OPERATING PRESSURE
(CQGM) 100.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP
(AEHZ) 425.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNED
(MEDA) WATER-OIL-GAS SINGLE RESPONSE
MOUNTING POSITION
(BBJX) HORIZONTAL
NOMINAL OUTSIDE DIAMETER
(CWCD) 10.125 INCHES ALL ENDS
NOMINAL THICKNESS
(CWCK) 0.560 INCHES ALL ENDS
RENEWABLE SEAT RING TYPE
(ADZH) THREADED
STYLE DESIGNATOR
(STYL) STRAIGHT THRU FLANGED ENDS
TEST DATA DOCUMENT
(TEST) 03950-ACID882032962 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). AND 80064-5000-S4824-C1385541 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
VALVE OPERATION METHOD
(AQLR) MANUAL
VALVE SIZE
(CCFG) 6.000 INCHES
MAXIMUM OPERATING TEMP
(AEHZ) 425.0 DEG FAHRENHEIT SINGLE RESPONSE

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