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NSN 4820-01-446-2631, 4820014462631
VALVE,LIFT-CHECK

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 014462631
Codification Country
United States
Item Name Code
INC 27828
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 4820-01-446-2631

National Stock Number (NSN) 4820-01-446-2631, or NIIN 014462631, (valve,lift-check) was assigned June 27, 1997 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 3 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier 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 5 years, with the most recent procurement date of Jul 14, 2016. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7M016M3741. The total value of the awarded contracts has been US$ 11,077.00.

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

There has been very little 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 Apr 08, 2016, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 27828. [A VALVE WITH A STEM THAT MAY BE MECHANICALLY ACTUATED TO TWO DIFFERENT POSITIONS BY ROTARY OR LINEAR MOTION. IN THE FIRST 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. IN THE SECOND POSITION, THE VALVE DISK IS LIFTED FROM THE SEAT TO ALLOW A FLOW OF FLUID IN EITHER DIRECTION THROUGH THE VALVE. THE VALVE DISK MAY BE SPRING LOADED. SEE ALSO VALVE, STOP-CHECK AND VALVE, 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 4820014462631 does not contain precious metals.

This information was last updated on .


Technical Characteristics

BONNET TYPE
(ADSR) INSIDE SPRING
CONNECTION TYPE
(AWLS) FLANGE ALL ENDS
FURNISHED ITEMS AND QUANTITY
(TMQY) 1 HANDWHEEL
END ITEM IDENTIFICATION
(AGAV) WASP CLASS LHD
FIRST CONNECTION FACE TO CENTERLINE DISTANCE
(CWCL) 18.000 INCHES
FLANGE FACE DESIGN
(CWDF) PLAIN ALL ENDS
FLANGE SHAPE
(ARKN) ROUND ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) ASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) ASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIAL
(MATT) COPPER ALLOY BODY
MATERIAL
(MATT) COPPER ALLOY SEAT
MATERIAL
(MATT) NICKEL ALLOY K-500 OR NICKEL ALLOY 400 STEM
MEDIA FOR WHICH DESIGNED
(MEDA) WASTE PRODUCT SINGLE RESPONSE
MOUNTING FACILITY
(AZGM) BRACKET
MOUNTING POSITION
(BBJX) HORIZONTAL
NOMINAL OUTSIDE DIAMETER
(CWCD) 11.000 INCHES ALL ENDS
SPECIAL FEATURES
(FEAT) SCUPPER VALVE
STYLE DESIGNATOR
(STYL) STRAIGHT THRU FLANGED ENDS
VALVE OPERATION METHOD
(AQLR) MANUAL
VALVE SIZE
(CCFG) 6.000 INCHES
MATERIAL
(MATT) NICKEL ALLOY K-500 STEM OR NICKEL ALLOY 400 STEM

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