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NSN 4820-00-287-3011, 4820002873011
Cancelled -> Replaced by 5820007943181

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 002873011
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 4820-00-287-3011

National Stock Number (NSN) 4820-00-287-3011, or NIIN 002873011, (valve,safety relief) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5820007943181.

There are 4 manufacturer part numbers 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, there are no suppliers that are 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 Aug 02, 2004, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

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 4820002873011 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
DISK LOADING METHOD
(ADSU) SPRING
ADJUSTABLE PRESSURE RANGE
(CQCY) +39.0 TO 63.0 POUNDS PER SQUARE INCH
BONNET ATTACHMENT METHOD
(ADST) UNION
BONNET TYPE
(ADSR) EXPOSED SPRING
CONNECTION STYLE
(AHNC) STREAMLINED WITH TWO BRAZING RINGS ALL ENDS
CONNECTION TYPE
(AWLS) UNTHREADED INTERNAL PIPE ALL ENDS
FEATURES PROVIDED
(CBBL) PRESSURE TIGHT OUTLET SIDE
FLOW CONTROL DEVICE
(ADQU) DISK
NOMINAL PIPE SIZE ACCOMMODATED
(AAAR) 0.750 INCHES ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-C-390,ALLOYD4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-N-281,CLASSA FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-N-288,COMPA FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL
(MATT) COPPER ALLOY STEM
MATERIAL
(MATT) COPPER ALLOY 836 BODY
MATERIAL
(MATT) NICKEL ALLOY 400 FLOW CONTROL DEVICE
MATERIAL
(MATT) NICKEL ALLOY 400 SEAT
MAXIMUM OPERATING PRESSURE
(CQGM) 400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP
(AEHZ) 150.0 DEG FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNED
(MEDA) OXYGEN, GASEOUS SINGLE RESPONSE
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS
(ZZZY) SPECIAL CLEANING IN ACCORDANCE WITH MIL-M-9950
RENEWABLE SEAT RING TYPE
(ADZH) THREADED
SPECIAL FEATURES
(FEAT) PROCESS PER MIL SPEC MIL-M-9950
VALVE OPERATION METHOD
(AQLR) AUTOMATIC OR MANUAL
STYLE DESIGNATOR
(STYL) ANGLE
ADJUSTABLE PRESSURE RANGE
(CQCY) +39.0/+63.0 POUNDS PER SQUARE INCH


Related Inventory

4820002873011
4820002873011
Condition NS
VALVE
Readily Available


 
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