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4820-01-477-8189

Stop-Check Valve

4820014778189 014778189 803-2177525-S331(SPCLN)

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

4820-01-477-8189 VALVE,STOP-CHECK 4820014778189 014778189

Managed by United States
NSN Created on 21 Aug 2000
Data Last Changed
November 2023
NATO Update Count
5
NATO Data Quality
4820-01-477-8189 VALVE,STOP-CHECK 4820014778189 014778189 1/1
NSN 4820-01-477-8189 (Generic Image) 1/1

4820-01-477-8189 Stock and Availability Marketplace 4820-01-477-8189

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803-2177525-S331(SPCLN) A valve with a bolt or stem that may be mechanically actuated to two different
United States (US) 4. 4820-01-477-8189 Marketplace Restrictions Approved Sources Datasheet Management
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4820-01-291-1549 4820012911549 012911549 is a valve with one inlet and one outlet connection with outlet flow parallel to inlet flow. the flow is controlled by the action of a stem which lifts the disk perpendicularly off the center axis of its seat. the stem is at a 90 degree (1.5708 radians) angle to axis of flow. excludes valve, stop-check; cock, shutoff, screw stem; and valve, solenoid.

4820-01-477-8189 Demil Restrictions 4820-01-477-8189

DEMIL: A | DEMILI: 1 | CRITICALITY: Y | HMIC: N | PMIC: A | EDC: | ADPEC: 0

4820-01-477-8189 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.

4820-01-477-8189 Manufacturers Approved Sources 4820-01-477-8189

4820-01-477-8189 Management Data Management Data 4820-01-477-8189

Effective Date
Organization
Unit of Issue
Unit Price
Qty Unit Pack
Apr 2016
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)
I
V
Discontinued Without Replacement

Navy Navy

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