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NSN 4820-01-032-5698, 4820010325698
VALVE,SAFETY RELIEF

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 010325698
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 4820-01-032-5698

National Stock Number (NSN) 4820-01-032-5698, or NIIN 010325698, (valve,safety relief) was assigned December 16, 1976 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 a year. There have been 2 contracts issued for this part number, with 2 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE7MC20P1561, SPE7MC18P5937. The total value of the awarded contracts has been US$ 13,640.00.

This NSN is fairly common among different weapons systems, belonging to 12 different platforms.

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 Jul 02, 2005, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. 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 4820010325698 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) FLANGE ALL ENDS
DISK LOADING METHOD
(ADSU) SPRING
FIRST CONNECTION FACE TO CENTERLINE DISTANCE
(CWCL) 1.405 INCHES
FLANGE FACE DESIGN
(CWDF) RECESSED WITH GASKET GROOVE ALL ENDS
FLANGE SHAPE
(ARKN) ROUND ALL ENDS
FLOW CONTROL DEVICE
(ADQU) POPPET
OPENING PRESSURE SETTING
(CSDC) 270.0 POUNDS PER SQUARE INCH
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) FED STD 66,AISI 304L/SAE 30304L FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 304L OVERALL
MAXIMUM OPERATING PRESSURE
(CQGM) 400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP
(AEHZ) 165.0 FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNED
(MEDA) AIR SINGLE RESPONSE
NOMINAL OUTSIDE DIAMETER
(CWCD) 1.750 INCHES ALL ENDS
NOMINAL THICKNESS
(CWCK) 0.320 INCHES ALL ENDS
RECESS NOMINAL DEPTH
(CWDS) 0.115 INCHES ALL ENDS
RECESS NOMINAL DIAMETER
(CWDP) 1.060 INCHES ALL ENDS
SECOND CONNECTION FACE TO CENTERLINE DISTANCE
(CWCR) 1.500 INCHES
VALVE DISCHARGE FLOW RATE
(ADSY) 20.0 CUBIC FEET PER MINUTE
VALVE OPERATION METHOD
(AQLR) AUTOMATIC
VALVE SIZE
(CCFG) 0.250 INCHES
STYLE DESIGNATOR
(STYL) ANGLE FLANGED ENDS
SURFACE TREATMENT
(SFTT) PASSIVATE
MAXIMUM OPERATING TEMP
(AEHZ) 165.0 DEG FAHRENHEIT SINGLE RESPONSE
STYLE DESIGNATOR
(STYL) ERR-090

Manufacturer Part Numbers


Related Inventory

P87-344
4820010325698
Condition NS
VALVE
Readily Available


 
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