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NSN 4820-00-203-7575, 4820002037575
Cancelled -> Replaced by 4820006187741

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 002037575
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 4820-00-203-7575

National Stock Number (NSN) 4820-00-203-7575, or NIIN 002037575, (valve,safety relief) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 4 stock numbers: 4820005852572, 4820006187741, 4820003006786, 4820002893743.

There are 10 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 suppliers are 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 Jan 26, 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: SPE7M116V6127. The total value of the awarded contracts has been US$ 950.00.

This NSN is somewhat common among different platforms, belonging to 5 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 Jan 01, 2013, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. 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 4820002037575 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

STYLE DESIGNATOR
(STYL) ERR-090
III END ITEM IDENTIFICATION
(AGAV) GRUMMAN A10 AIRCRAFT
CONNECTION STYLE
(AHNC) G46B PLAIN (PIPE) 1ST END
DISK LOADING METHOD
(ADSU) SPRING
END ITEM IDENTIFICATION
(AGAV) GRUMMAN A10 AIRCRAFT
BONNET ATTACHMENT METHOD
(ADST) THREADED
BONNET TYPE
(ADSR) INSIDE SPRING
CONNECTION STYLE
(AHNC) PLAIN (PIPE) 1ST END
CONNECTION TYPE
(AWLS) THREADED EXTERNAL PIPE 1ST END
FEATURES PROVIDED
(CBBL) VALVE STEM LOCK SHIELD
FLOW CONTROL DEVICE
(ADQU) DISK
NOMINAL THREAD SIZE
(CQJX) 0.250 INCHES 1ST END
OPENING PRESSURE SETTING
(CSDC) 70.0 POUNDS PER SQUARE INCH
MATERIAL
(MATT) COPPER ALLOY SEAT
MATERIAL
(MATT) COPPER ALLOY BODY
MATERIAL
(MATT) STEEL CORROSION RESISTING FLOW CONTROL DEVICE
MAXIMUM OPERATING PRESSURE
(CQGM) 300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP
(AEHZ) 250.0 DEG FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNED
(MEDA) AIR SINGLE RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED
(AAAR) 0.250 INCHES 1ST END
THREAD DIRECTION
(AAJF) RIGHT-HAND 1ST END
THREAD SERIES DESIGNATOR
(THSD) NPT 1ST END
VALVE OPERATION METHOD
(AQLR) AUTOMATIC OR MANUAL
VALVE DISCHARGE FLOW RATE
(ADSY) 23.0 CUBIC FEET PER MINUTE
STYLE DESIGNATOR
(STYL) ANGLE

Manufacturer Part Numbers

10AC10858

RNCC
5
RNVC
9
112C1470PSI

RNCC
3
RNVC
9
1AC10858

RNCC
5
RNVC
9
1AC10858

RNCC
3
RNVC
2
2AH15646

RNCC
5
RNVC
9
4870

RNCC
3
RNVC
2
48A1470PSI

RNCC
3
RNVC
2
AH15646

RNCC
3
RNVC
2
C584497PC148

RNCC
5
RNVC
2
H151329

RNCC
5
RNVC
9
112CSS2070

RNCC
3
RNVC
2

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