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4820-01-504-3956
Stop-Check Valve
4820015043956 015043956 803-2177142-5*#AF
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. View more Stop-Check Valve
November 2023
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Valve4820015043956 015043956 803-2177142-5 Restrictions 4820-01-504-3944 DEMIL: A | DEMILI : 1 | CRITICALITY
Restrictions 4820-01-504-3956
4820-01-504-3956 is a Stop-Check Valve that does not have a nuclear hardened feature, but does have another critical feature or features such as tolerance, fit restriction or application. Demilitarization of this item has been confirmed and is not currently subject to changes. This item is considered a low risk when released from the control of the Department of Defense. The item may still be subject to the requirements of the Export Administration Regulations (EAR) and the Code of Federal Regulations (CFR). This item is not suspected to be hazardous. This item does not contain a precious metal.
Approved Sources 4820-01-504-3956
- Part Number
- Manufacturer
- Status
- 803-2177142-5*#AF
- Manufacturer
- 80064 - Naval Ship Systems Command (Active)
- Incomplete Reference
- Incomplete Reference
Management Data 4820-01-504-3956
- Effective Date
- Organization
- Unit of Issue
- Unit Price
- Qty Unit Pack
- Unit of Issue
- Aug 2015
- Department of the Navy (DN)
- EA
- Subscribe
- 1
- EA
- MOE
- USC
- Code
- Statement
- Order of Use
- Jump To Code
- Qty Per Assy
- UOM
- Technical Document
- Quantative Expression
- Code
- Department of the Navy (DN)
- L
- V
- Discontinued W/O Replacement
- V
Navy
- Cognizance:
- 7H
- Special Material ID:
- X4
- Special category of Nuclear Reactor Plant (NRP) material which is procured by NAVICP MECH and technically receipt inspected and certified as ready for use by a naval nuclear shipyard.
- Issue, Repair, Requisition Restriction Code:
- C0
- Critical item. Do not issue. Refer all requests to cognizant manager
- Special Material Content:
- 9
- Non-Hazardous or Non-Sensitive Item
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