Product Details | STOP-CHECK VALVE

4820-01-083-7255 A valve with a bolt or stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also VALVE (1), LIFT-CHECK and VALVE (1), STOP-LIFT-CHECK.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: W042085B13MS, W04-2085B-13MS, W04-2085B-13MS AND 33311-36, W042085B13MSAND3331136, 4820-01-083-7255, 01-083-7255, 4820010837255, 010837255

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 29 SEP 1979 01-083-7255

Drawings & Photos | NSN 4820-01-083-7255


Demand History | NSN 4820-01-083-7255

Part Number Request Date QTY Origin
4820-01-083-7255 2012-01-23 1 DIBBS
4820-01-083-7255 2011-08-221 1 DIBBS
4820-01-083-7255 2010-08-228 1 DIBBS
4820-01-083-7255 2009-10-280 1 DIBBS
4820-01-083-7255 2009-06-171 1 DIBBS

Cross Reference | NSN 4820-01-083-7255

Part Number Cage Code Manufacturer
W04-2085B-13MS 57574 VELAN VALVE CORPORATION DIV VELAN VALVE CORPORATION
W04-2085B-13MS AND 33311-36 57574 VELAN VALVE CORPORATION DIV VELAN VALVE CORPORATION

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Technical Data | NSN 4820-01-083-7255

Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING BODY STEEL COMP 316 FLOW CONTROL DEVICE STEEL COMP 316 SEAT STEEL CORROSION RESISTING STEM
MATERIAL DOCUMENT AND CLASSIFICATION ASTM A351,GRADE CF8M ASSN STD 1ST MATERIAL RESPONSE OR ASTM A182,GRADE F316 ASSN STD 2ND MATERIAL RESPONSE BODY 66 FED STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE 66 FED STD SINGLE MATERIAL RESPONSE SEAT
STYLE DESIGNATOR A1 ANGLE
FLOW CONTROL DEVICE DISK
MAXIMUM OPERATING PRESSURE 600.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 850.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD MANUAL
CONNECTION TYPE UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE B20B SOCKET ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED 0.750 INCHES ALL ENDS
MOUNTING POSITION VERTICAL
BONNET TYPE OUTSIDE SCREW-YOKE
BONNET ATTACHMENT METHOD BOLTED

Restrictions/Controls & Freight Information | NSN 4820-01-083-7255

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 576 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4820-01-083-7255

Category Code Description
Cognizance Codes3BNavy-owned stocks of field level repairable DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
ReparabilityDField Level Reparables
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each