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NSN 4820-01-449-8123, 4820014498123
VALVE,SAFETY RELIEF

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 014498123
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 4820-01-449-8123

National Stock Number (NSN) 4820-01-449-8123, or NIIN 014498123, (valve,safety relief) was assigned October 16, 1997 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 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: SPE7MC22P0781. The total value of the awarded contracts has been US$ 745.00.

This NSN is unique to one weapons system.

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, 2007, 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 4820014498123 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

ADJUSTABLE PRESSURE RANGE
(CQCY) +115.0/+250.0 POUNDS PER SQUARE INCH
DISK LOADING METHOD
(ADSU) SPRING
END ITEM IDENTIFICATION
(AGAV) AIRCRAFT, AWACS, E-3A
ADJUSTABLE PRESSURE RANGE
(CQCY) +115.0 TO 250.0 POUNDS PER SQUARE INCH
BONNET TYPE
(ADSR) INSIDE SPRING
BONNET ATTACHMENT METHOD
(ADST) INTEGRAL
CONNECTION STYLE
(AHNC) EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS
CONNECTION TYPE
(AWLS) THREADED EXTERNAL BOSS ALL ENDS
FLOW CONTROL DEVICE
(ADQU) DISK
NOMINAL THREAD SIZE
(CQJX) 1.062 INCHES ALL ENDS
MATERIAL
(MATT) RUBBER SYNTHETIC PACKING
MATERIAL
(MATT) STEEL COMP 303 BODY
MATERIAL
(MATT) STEEL CORROSION RESISTING FLOW CONTROL DEVICE
MAXIMUM OPERATING TEMP
(AEHZ) 250.0 DEG FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE
(CQGM) 3600.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNED
(MEDA) WATER-OIL-GAS SINGLE RESPONSE
SEAT ANGLE
(CQRB) 37.0 DEGREES ALL ENDS
THREAD CLASS
(AAJD) 3A ALL ENDS
THREAD DIRECTION
(AAJF) RIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATOR
(THSD) UN ALL ENDS
THREAD QUANTITY PER INCH
(CMLP) 12 ALL ENDS
VALVE OPERATION METHOD
(AQLR) AUTOMATIC
STYLE DESIGNATOR
(STYL) ANGLE
STYLE DESIGNATOR
(STYL) ERR-090
CONNECTION STYLE
(AHNC) G43 EXTERNAL SEAT FOR GASKET SEAL (BOSS) ALL ENDS

Manufacturer Part Numbers


Related Inventory

644XB-4-12-2
4820014498123
Condition NS
VALVE
Readily Available


 
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