Product Details | STOP-CHECK VALVE

4820-01-520-7405 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: 11NS0469, 11-NS-0469, 4384536, 803438453652B1, 803-4384536-52B1, 4820-01-520-7405, 01-520-7405, 4820015207405, 015207405

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 25 MAY 2004 01-520-7405

Drawings & Photos | NSN 4820-01-520-7405


Demand History | NSN 4820-01-520-7405

Part Number Request Date QTY Origin
4820-01-520-7405 2022-03-80 1 DIBBS
4820-01-520-7405 2022-03-68 1 DIBBS
4820-01-520-7405 2013-02-42 7 DIBBS
4820-01-520-7405 2009-10-301 3 DIBBS
4820-01-520-7405 2009-08-237 3 DIBBS

Cross Reference | NSN 4820-01-520-7405

Part Number Cage Code Manufacturer
11-NS-0469 96169 ELECTRIC BOAT CORPORATION
4384536 80064 NAVAL SHIP SYSTEMS COMMAND
803-4384536-52B1 80064 NAVAL SHIP SYSTEMS COMMAND

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Technical Data | NSN 4820-01-520-7405

Characteristic Specifications
MATERIAL COPPER ALLOY BODY
MATERIAL DOCUMENT AND CLASSIFICATION ASTM-B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
STYLE DESIGNATOR A6 STRAIGHT THRU
VALVE OPERATION METHOD AUTOMATIC OR MANUAL
CONNECTION TYPE UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE B30B SOCKET W/BRAZING RING ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED 1.000 INCHES ALL ENDS
BONNET ATTACHMENT METHOD UNION
PART NAME ASSIGNED BY CONTROLLING AGENCY IN-LINE STOP CHECK VALVE

Restrictions/Controls & Freight Information | NSN 4820-01-520-7405

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:DMunitions List Item or Commerce Control List Item. Demilitarization required. Total destruction of the item and components so as to preclude restoration or repair to a usable condition by melting, cutting, tearing, scratching, crushing, breaking, punching, neutralizing, etc. (As an alternate, burial or deep water dumping may be used when coordinated with the DoD Demilitarization Program Office.)
Controlled Inventory Item Code:7NON-SENSITIVE (SRC-N/A) - UNCLASSIFIED AA&E: OR ITEMS ASSIGNED A DEMILITARIZATION CODE OTHER THAN A, B, Q, OR P FOR WHICH ANOTHER CIIC IS INAPPROPRIATE. (NOTE: THE LOSS, THEFT, UNLAWFUL DISPOSITION, AND/OR RECOVERY OF AN ITEM WITH CIIC 7 WILL BE INVESTIGATED IN ACCORDANCE WITH DOD-4000-25-2-M AND DOD 7200.14-R, VOLUME 12, CHAPTER 7).
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
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 594 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 V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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 4820-01-520-7405

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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item Code7NON-SENSITIVE (SRC-N/A) - UNCLASSIFIED AA&E: OR ITEMS ASSIGNED A DEMILITARIZATION CODE OTHER THAN A, B, Q, OR P FOR WHICH ANOTHER CIIC IS INAPPROPRIATE. (NOTE: THE LOSS, THEFT, UNLAWFUL DISPOSITION, AND/OR RECOVERY OF AN ITEM WITH CIIC 7 WILL BE INVESTIGATED IN ACCORDANCE WITH DOD-4000-25-2-M AND DOD 7200.14-R, VOLUME 12, CHAPTER 7).
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each