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NSN 4820-01-134-6953, 4820011346953
VALVE,DIAPHRAGM,STOP

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 011346953
Codification Country
United States
Item Name Code
INC 13619
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 4820-01-134-6953

National Stock Number (NSN) 4820-01-134-6953, or NIIN 011346953, (valve,diaphragm,stop) was assigned July 8, 1982 in the Federal Logistics Information System (FLIS). NIIN 011346953 was cancelled on December 15, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.

There are 4 manufacturer part numbers associated with this NSN. 3 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 has not been procured by the US Government in over 5 years.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.

This NSN is assigned to Item Name Code (INC) 13619. [A VALVE DESIGNED SPECIFICALLY SO THE DIAPHRAGM SEALS THE FLOW STREAM FROM THE VALVE OPERATING MECHANISM. THE FLOW IS CONTROLLED BY THE LIFTING OF THE DIAPHRAGM FROM OR COMPRESSING IT AGAINST AN INTEGRAL SEAT. FOR PACKLESS DIAPHRAGM VALVES WHICH UTILIZE A DIAPHRAGM AS PACKING AND A DISK TO CONTROL THE FLOW, SEE VALVE, Y.]. 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 4820011346953 does not contain precious metals.

This information was last updated on .


Technical Characteristics

VALVE OPERATION METHOD
(AQLR) AIR
FLANGE SHAPE
(ARKN) ROUND WITH HOLES 1ST END
BOLT CIRCLE NOMINAL DIAMETER
(CWCT) 0.600 INCHES 1ST END
MATERIAL
(MATT) PLASTIC POLYTETRAFLUOROETHYLENE FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP
(AEHZ) 225.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION STYLE
(AHNC) PLAIN,OPTIONAL END(PIPE) 1ST END
MATERIAL
(MATT) STEEL STEM
STYLE DESIGNATOR
(STYL) STRAIGHT THRU
FLANGE FACE DESIGN
(CWDF) PLAIN 1ST END
MEDIA FOR WHICH DESIGNED
(MATT) STEEL STEM
END ITEM IDENTIFICATION
(AGAV) 100 GPM OILY WATER SEPERATOR ONBOARD VARIOUS C.G. VESSELS
MATERIAL
(MATT) IRON CAST BODY
STYLE DESIGNATOR
(MATT) PLASTIC POLYTETRAFLUOROETHYLENE FLOW CONTROL DEVICE
MEDIA FOR WHICH DESIGNED
(MEDA) FUEL/OIL, HYDROCARBON SINGLE RESPONSE
CONNECTION STYLE
(AHNC) G9 PLAIN,OPTIONAL END(PIPE) 1ST END
BOLT HOLE NOMINAL DIAMETER
(CWCQ) 0.625 INCHES 1ST END
STYLE DESIGNATOR
(STYL) ERR-090
CONNECTION TYPE
(AWLS) FLANGE 1ST END
NOMINAL THICKNESS
(CWCK) 0.750 INCHES 1ST END
BOLT HOLE QUANTITY
(AECS) 4 1ST END
NOMINAL OUTSIDE DIAMETER
(CWCD) 7.500 INCHES 1ST END
MAXIMUM OPERATING PRESSURE
(CQGM) 150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE

Manufacturer Part Numbers


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