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4820-01-211-8831

Stop-Check Valve

4820012118831 012118831

Cancelled Without Replacement effective 29 Mar 2005

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

Managed by United States

NSN Created on 3 Jul 1985

Data Last Changed
November 2023

NATO Update Count
7

NATO Data Quality

4820-01-211-8831 VALVE,STOP-CHECK 4820012118831 012118831 1/1 — NSN 4820-01-211-8831 (Generic Image) 1/1

Marketplace 4820-01-211-8831

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4820-01-211-8831 RQST

Updated Every Day

4820-01-211-8831 RQST NE

Restrictions 4820-01-211-8831

4820-01-211-8831 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. 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.

Management Data 4820-01-211-8831

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Effective Date: Organization; Unit of Issue; Unit Price; Qty Unit Pack
Nov 1999: Department of the Navy (DN); EA; Subscribe; 1

MOE: USC; Code; Statement; Order of Use; Jump To Code; Qty Per Assy; UOM; Technical Document; Quantative Expression
Department of the Navy (DN): L; N; Disposal

Navy

Cognizance:

1H: Consumable material assigned to NAVICP MECH for inventory management
Naval Inventory Control Point, Mechanicsburg

Special Material ID:

L1: An item that supports either a SUBSAFE or Level 1 system that has undergone the extreme material control and quality assurance techniques that provide objective evidence of its acceptance for its appropriate application. Each item has certification papers (or special markings that provide traceability to the certification) that pedigree its material and physical properties, provide traceability, to manufacturer, contract list and lot, and document the quality assurance system and test requirements applied to the item.

Issue, Repair, Requisition Restriction Code: