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NSN 4820-01-650-6057, 4820016506057
VALVE,SAFETY RELIEF

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 016506057
Codification Country
United States
Item Name Code
INC 05488
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 4820-01-650-6057

National Stock Number (NSN) 4820-01-650-6057, or NIIN 016506057, (valve,safety relief) was assigned December 11, 2015 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. 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.

This NSN is unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 12, 2015, 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) 05488. [A VALVE DESIGNED TO AUTOMATICALLY RELEASE EXCESSIVE PRESSURES. IT IS ACTUATED BY STATIC PRESSURE UPSTREAM OF THE VALVE AND IS USED AS A SAFETY VALVE OR RELIEF VALVE, AND MAY BE SET TO CLOSE AT A PREDETERMINED PRESSURE. IT IS NOT DESIGNED FOR REGULATION OF CONTINUOUSLY FLUCTUATING LOADS. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN. EXCLUDES:VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.]. 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 4820016506057 does not contain precious metals.

This NSN is associated to Schedule B 8481400000: safety or relief valves. 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

III END ITEM IDENTIFICATION
(AGAV) MK707 MOD1&2
III PART NAME ASSIGNED BY CONTROLLING AGENCY
(CXCY) 1.00 INCH LIQUID RELIEF VALVE
END ITEM IDENTIFICATION
(AGAV) MK707 MOD1&2
BONNET ATTACHMENT METHOD
(ADST) THREADED
BONNET TYPE
(ADSR) INSIDE SPRING
CONNECTION STYLE
(AHNC) PLAIN (PIPE) 3RD END
CONNECTION STYLE
(AHNC) PLAIN,OPTIONAL END(PIPE) 1ST END
CONNECTION STYLE
(AHNC) PLAIN,OPTIONAL END(PIPE) 2ND END
CONNECTION TYPE
(AWLS) THREADED EXTERNAL PIPE 3RD END
CONNECTION TYPE
(AWLS) THREADED INTERNAL PIPE 1ST END
CONNECTION TYPE
(AWLS) THREADED INTERNAL PIPE 2ND END
FIRST CONNECTION FACE TO CENTERLINE DISTANCE
(CWCL) 3.75 INCHES
FLOW CONTROL DEVICE
(ADQU) BALL
NOMINAL THREAD SIZE
(CQJX) 0.75 INCHES 3RD END
NOMINAL THREAD SIZE
(CQJX) 1.00 INCHES 1ST END
NOMINAL THREAD SIZE
(CQJX) 1.00 INCHES 2ND END
OPENING PRESSURE SETTING
(CSDC) 300.00 POUNDS PER SQUARE INCH
PART NAME ASSIGNED BY CONTROLLING AGENCY
(CXCY) 1.00 INCH LIQUID RELIEF VALVE
MATERIAL
(MATT) STEEL COMP 316 BODY
MAXIMUM OPERATING PRESSURE
(CQGM) 1500.00 POUNDS PER SQUARE INCH SINGLE RESPONSE
SECOND CONNECTION FACE TO CENTERLINE DISTANCE
(CWCR) 2.375 INCHES
SPECIAL FEATURES
(FEAT) BALL & SEAT: SHERALLOY ASSEMBLY (COBALT BASE ALLOY)
THREAD DIRECTION
(AAJF) RIGHT-HAND ALL ENDS
THIRD CONNECTION FACE TO CENTERLINE DISTANCE
(CWCW) 2.375 INCHES
THREAD SERIES DESIGNATOR
(THSD) NPT ALL ENDS
VALVE OPERATION METHOD
(AQLR) AUTOMATIC
STYLE DESIGNATOR
(STYL) CROSS

Manufacturer Part Numbers


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