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NSN 4820-00-786-5489, 4820007865489
VALVE,SAFETY RELIEF

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 007865489
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 4820-00-786-5489

National Stock Number (NSN) 4820-00-786-5489, or NIIN 007865489, (valve,safety relief) was assigned January 1, 1960 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.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 25, 2008, 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 annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.

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 4820007865489 contains an unknown precious metal.

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

CONNECTION TYPE
(AWLS) THREADED EXTERNAL PIPE 1ST END
CONNECTION STYLE
(AHNC) PLAIN (PIPE) 1ST END
DISK LOADING METHOD
(ADSU) SPRING
FLOW CONTROL DEVICE
(ADQU) POPPET
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL
(MATT) ALUMINUM ALLOY 2024 BODY
MAXIMUM OPERATING PRESSURE
(CQGM) 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP
(AEHZ) 400.0 FAHRENHEIT SINGLE RESPONSE
NOMINAL THREAD SIZE
(CQJX) 0.125 INCHES 1ST END
OPENING PRESSURE SETTING
(CSDC) 25.0 POUNDS PER SQUARE INCH
STYLE DESIGNATOR
(STYL) STRAIGHT THRU W/BAFFLE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) MIL-A-8625,TY 1 MIL SPEC SINGLE TREATMENT RESPONSE
SURFACE TREATMENT
(SFTT) ANODIZE
THREAD DIRECTION
(AAJF) RIGHT-HAND 1ST END
THREAD SERIES DESIGNATOR
(THSD) NPT 1ST END
VALVE OPERATION METHOD
(AQLR) AUTOMATIC
MAXIMUM OPERATING TEMP
(AEHZ) 400.0 DEG FAHRENHEIT SINGLE RESPONSE
CONNECTION STYLE
(AHNC) G46B PLAIN (PIPE) 1ST END
STYLE DESIGNATOR
(STYL) ERR-090

Manufacturer Part Numbers


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