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NSN 4820-00-580-2587, 4820005802587
Cancelled -> Replaced by 4820010917086

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 005802587
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 4820-00-580-2587

National Stock Number (NSN) 4820-00-580-2587, or NIIN 005802587, (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 5 stock numbers: 4820010917086, 4820009832894, 4310003747312, 4310008639200, 4820001362089.

There are 9 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 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 Oct 16, 2019. There have been 3 contracts issued for this part number, with 3 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: SPE7MC20V0502, SPE7M019V5069, SPE7MC17V6451. The total value of the awarded contracts has been US$ 896.44.

This NSN is unique to one weapons system.

There has been a small amount of 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 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 4820005802587 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

MAXIMUM OPERATING TEMP
(AEHZ) 250.0 DEG FAHRENHEIT SINGLE RESPONSE
STYLE DESIGNATOR
(STYL) ERR-090
BONNET ATTACHMENT METHOD
(ADST) THREADED
BONNET TYPE
(ADSR) INSIDE SPRING
CONNECTION TYPE
(AWLS) THREADED EXTERNAL PIPE 1ST END
CONNECTION STYLE
(AHNC) PLAIN (PIPE) 1ST END
DISK LOADING METHOD
(ADSU) SPRING
FEATURES PROVIDED
(CBBL) VALVE STEM LOCK SHIELD
FLOW CONTROL DEVICE
(ADQU) DISK
MATERIAL
(MATT) COPPER ALLOY BODY
MATERIAL
(MATT) COPPER ALLOY FLOW CONTROL DEVICE
MATERIAL
(MATT) COPPER ALLOY SEAT
MATERIAL
(MATT) STEEL STEM
MAXIMUM OPERATING TEMP
(AEHZ) 250.0 FAHRENHEIT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE
(CQGM) 300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MEDIA FOR WHICH DESIGNED
(MEDA) AIR SINGLE RESPONSE
NOMINAL PIPE SIZE ACCOMMODATED
(AAAR) 0.750 INCHES 1ST END
NOMINAL THREAD SIZE
(CQJX) 0.750 INCHES 1ST END
OPENING PRESSURE SETTING
(CSDC) 125.0 POUNDS PER SQUARE INCH
STYLE DESIGNATOR
(STYL) ANGLE
THREAD DIRECTION
(AAJF) RIGHT-HAND 1ST END
THREAD SERIES DESIGNATOR
(THSD) NPT 1ST END
VALVE DISCHARGE FLOW RATE
(ADSY) 559.0 CUBIC FEET PER MINUTE
VALVE OPERATION METHOD
(AQLR) AUTOMATIC OR MANUAL
CONNECTION STYLE
(AHNC) G46B PLAIN (PIPE) 1ST END

Manufacturer Part Numbers

119C34125PSI

RNCC
5
RNVC
2
14776

RNCC
5
RNVC
9
14776

RNCC
5
RNVC
2
AP14776

RNCC
5
RNVC
9
AP14776

RNCC
5
RNVC
2
C31181

RNCC
5
RNVC
9
C311Q1

RNCC
5
RNVC
2
FIG8612534

RNCC
5
RNVC
2
FIG863X4

RNCC
3
RNVC
2
M14776

RNCC
5
RNVC
9
M14776

RNCC
5
RNVC
2
VAL1594

RNCC
5
RNVC
9

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