NSN 4820-00-483-0678, 4820004830678
VALVE,CHECK

Federal Supply Classification: FSC 4820 - Valves, Nonpowered
National Item Identification Number: NIIN 004830678
Codification Country: United States
Item Name Code: INC 05487
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 4820-00-483-0678

National Stock Number (NSN) 4820-00-483-0678, or NIIN 004830678, (valve,check) was assigned February 12, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over a year. 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: SPE7M019V7881, SPE7M018V5606, SPRMM110DP012. The total value of the awarded contracts has been US$ 20,764.09.

This NSN is fairly common among different weapons systems, belonging to 19 different platforms.

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 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) 05487. [A VALVE PERMITTING FLOW IN ONE DIRECTION ONLY. IT DOES NOT HAVE A STEM, EXCEPT WHEN EQUIPPED WITH A LEVER AND WEIGHT AND HAS NO PRESSURE ADJUSTMENT. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN.]. 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 4820004830678 contains an unknown precious metal.

This NSN is associated to Schedule B 8481301090: check valves of copper having a pressure rating of 850 kpa or over. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 332911: industrial valve manufacturing.

This information was last updated on Apr 01, 2024.

Technical Characteristics

CONNECTION STYLE: (AHNC) SOCKET WITH BRAZING RING (PIPE) ALL ENDS
CONNECTION TYPE: (AWLS) UNTHREADED INTERNAL PIPE ALL ENDS
FLOW CONTROL DEVICE: (ADQU) DISK
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) QQ-C-390,ALLOY D4// FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL: (MATT) COPPER ALLOY 922 BODY
MATERIAL: (MATT) COPPER ALLOY 922 SEAT
MATERIAL: (MATT) NICKEL ALLOY 400 FLOW CONTROL DEVICE OR NICKEL ALLOY R-405 FLOW CONTROL DEVICE
MAXIMUM OPERATING PRESSURE: (CQGM) 400.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MAXIMUM OPERATING TEMP: (AEHZ) 150.0 DEG FAHRENHEIT 2ND RESPONSE
MAXIMUM OPERATING PRESSURE: (CQGM) 200.0 POUNDS PER SQUARE INCH 1ST RESPONSE
MAXIMUM OPERATING TEMP: (AEHZ) 425.0 DEG FAHRENHEIT 1ST RESPONSE
MEDIA FOR WHICH DESIGNED: (MEDA) STEAM 1ST RESPONSE
MEDIA FOR WHICH DESIGNED: (MEDA) WATER-OIL-GAS 2ND RESPONSE
MOUNTING POSITION: (BBJX) HORIZONTAL OR VERTICAL
NOMINAL PIPE SIZE ACCOMMODATED: (AAAR) 0.375 INCHES ALL ENDS
SPECIAL FEATURES: (FEAT) 0.375 IN. VALVE SIZE,EACH VALVE SHALL HAVE THREEBUNA-N O-RINGS PACKED IN A BAG AND SECURELY ATTACHED WITH INSTRUCTIONS O-RINGS FOR OIL SERVICE ONLY
VALVE OPERATION METHOD: (AQLR) AUTOMATIC
STYLE DESIGNATOR: (STYL) STRAIGHT THRU
TEST DATA DOCUMENT: (TEST) 03950-ACID NO.882037210 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).