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NSN 4820-01-482-1855, 4820014821855
VALVE,CHECK

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 014821855
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 4820-01-482-1855

National Stock Number (NSN) 4820-01-482-1855, or NIIN 014821855, (valve,check) was assigned February 13, 2001 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 5 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, only one supplier is deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 26, 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) 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 4820014821855 does not contain precious metals.

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 .


Technical Characteristics

CONNECTION TYPE
(AWLS) UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE
(AHNC) SOCKET (PIPE) ALL ENDS
DISK LOADING METHOD
(ADSU) WEIGHT
FURNISHED ITEMS AND QUANTITY
(TMQY) 2 TAILPIECE
FLOW CONTROL DEVICE
(ADQU) DISK
PART NAME ASSIGNED BY CONTROLLING AGENCY
(CXCY) 3/4" BRONZE UNION END SWING CHECK
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) ASTM B494 GR -30C ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIAL
(MATT) COPPER ALLOY 922 BODY
MATERIAL
(MATT) NICKEL ALLOY FLOW CONTROL DEVICE
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) WATER-OIL-GAS SINGLE RESPONSE
MOUNTING POSITION
(BBJX) HORIZONTAL
NOMINAL PIPE SIZE ACCOMMODATED
(AAAR) 0.750 INCHES ALL ENDS
SPECIAL FEATURES
(FEAT) CDS CDS 5399-033-E-0001 REV B DATED 1-14-09 DELINEATES MODIFICATIONS TO NAVSHIPS DWG 803-1385721: 1) ORINGS OF FLUOROCARBON IAW MIL-R-83248, TY 1 CL 1; 2) SOCKET BORE BREAKAGE/CHAMFER SHALL NOT EXCEED .010; 3) WATERWAY BORE BREAKAGE/CHAMFER SHALL NOT EXCEED .0625; 4) TAILPIECES ARE CUNI IAW MIL-C-15728 ALLOY C71500, UNION END CONNECTIONS IAW MIL-F-1183; 5) NICU SIDE PLUGS. DESIGN PRESSURE 400.0 PSI, TEMPERATURE 150 DEG FAHRENHEIT.
SPECIAL TEST FEATURES
(SPCL) THIS EQUIPMENT CONSIDERED SHOCK QUALIFIED BY TEST ACTIVE REPORT NO AERONAV LAB INC SHOCK TEST NO. 0-1102-2; NAVAL APPROVAL AUTHORITY SUBSHIPS NN,VA LETTER 9505 SER CVN74/75-262G/1063 DATED 28 MAY 1991.CONSIDERED VIBRATION QUA IFIED BY TEST REPORT 9-1045-1 BY AERONAV LABSDATES 15 JUN 1990. APPROVED BY: SUPSHIPS NN, VA LTR 9505 SER CVN76-261G/1161 DATED 24 JUN 1996.
VALVE OPERATION METHOD
(AQLR) AUTOMATIC
STYLE DESIGNATOR
(STYL) STRAIGHT THRU


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