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4820-00-922-8423
Stop-Check Valve
4820009228423 009228423 SS845-1889587ASSYE1 1-2IN SS845-1889587ASSYE1 1-2INL1
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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Restrictions 4820-00-922-8423
4820-00-922-8423 is a Stop-Check Valve that is specifically designed to be or selected as being nuclear hard. In addition it has other critical features such as tolerance, fit restrictions or application.This item has been confirmed as a Critical Munitions List Item or a Sensitive Commerce Control List Item and cannot be in the possession of any party anywhere in the World who is not an authorized NATO Government. Any other possessor of this item should mutilate it now as possession violates international and local laws. This item is a US Munitions List Item and must be mutilated to scrap. This item is not suspected to be hazardous. The precious metals content of this item is unknown.
End Users 4820-00-922-8423
- US Navy (N1H5)
- Effective Date:
- 1 Apr 1991
- Supplementary Collaborators:
- HX
- Supplementary Receivers:
- GG
Approved Sources 4820-00-922-8423
- Part Number
- Manufacturer
- Status
- SS845-1889587ASSYE1 1-2IN
- Manufacturer
- 80064 - Naval Ship Systems Command (Active)
- Incomplete Reference
- Incomplete Reference
- SS845-1889587ASSYE1 1-2INL1
- 63686 - The Walworth Company (Active)
- Incomplete Secondary Reference
- Incomplete Secondary Reference
- SS845-1889587ASSYE1 1-2INL1
- 03950 - Naval Inventory Control Point (Active)
- Incomplete Secondary Reference
- Incomplete Secondary Reference
Datasheet 4820-00-922-8423
- Characteristic
- Specifications
- Bonnet Type [ADSR]
- Specifications
- Inside Screw
- Bonnet Attachment Method [ADST]
- Union
- Connection Style [AHNC]
- Socket With Brazing Ring (Pipe) 1St End
- Connection Type [AWLS]
- Unthreaded Internal Pipe 1St End
- Criticality Code Justification [CRTL]
- Zzzy
- Features Provided [CBBL]
- Bonnet Packing
- Flow Control Device [ADQU]
- Disk
- Maximum Operating Pressure [CQGM]
- 700.0 Pounds Per Square Inch Single Response
- Maximum Operating Temp [AEHZ]
- 150.0 Deg Fahrenheit Single Response
- Media For Which Designed [MEDA]
- Water-Oil-Gas Single Response
- Mounting Position [BBJX]
- Horizontal
- Nominal Pipe Size Accommodated [AAAR]
- 1.500 Inches 1St End
- Reference Number Differentiating Characteristics [ZZZY]
- Quality Control Iaw Navships 0948-045-7010 Material Identification And Control Instruction For Level 1 Items
- Renewable Seat Ring Type [ADZH]
- Threaded
- Valve Operation Method [AQLR]
- Manual
- Style Designator [STYL]
- Straight Thru
DLA Procurement Analysis 4820-00-922-8423
Management Data 4820-00-922-8423
- Effective Date
- Organization
- Unit of Issue
- Unit Price
- Qty Unit Pack
- Unit of Issue
- Jun 2017
- 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)
- I
- V
- Discontinued Without Replacement
- V
- Department of the Navy (DN)
- N
- V
- Discontinued Without Replacement
- V
Navy
- Cognizance:
- 3H
- 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:
- 00
- No Restriction
- Special Material Content:
- 9
- Non-Hazardous or Non-Sensitive Item
NATO Stock Numbers Related to 4820-00-922-8423
Freight Information 4820-00-922-8423
4820-00-922-8423 has freight characteristics managed by the Food and Drug Administration (FDA).It has a National Motor Freight Classification (NMFC) of 051080. A Sub NMFC of Z. It has a NMFC Description of FAUCETS,BIBCOCKS,GATES VALVES. 4820-00-922-8423 is rated as a variable freight class when transported by Less-Than Truckload (LTL) freight. It has a Uniform Freight Classification (UFC) number of 29300 which rates the freight between FCL and LCL. 4820-00-922-8423 has a variance between NMFC and UFC when transported by rail and the description should be consulted. It has a Water Commodity Code (WCC) of 594 for ocean manifesting and military sealift. 4820-00-922-8423 is not classified as a special type of cargo when transported by water. 4820-00-922-8423 is not a consolidation and does not exceed 84" in any dimension. It should be compatible with a standard 72" Aircraft Cargo Door when transported by air.
Packaging Data 4820-00-922-8423
- Responsible Activity
- Packaging Data Source
- Primary Inventory Control Activity (PICA)
- Packaging Data does not meet current MIL-STD-2073-1E
- Storage Environment
- Heated General Purpose – Heated 40 F and above
Item Pack Level (Unpackaged)
- Item Size
- Item Weight
- Characteristics
- Weight/Dimensions Category
- Fragility
- Item Preservation
- Item Weight
- --
- --
- --
- Over 10lb
- Less than 85G
- Special Requirement
- --
Unit Pack Level (Packaged)
- Quantity per Pack
- Unit Size
- Unit Weight
- Unit Cube
- Preservation Method
- Cleaning/Drying
- Unit Size
- 1
- 11.0" H x 6.0" W x 6.0" L
- --
- --
- --
- --
- 11.0" H x 6.0" W x 6.0" L
- Preservation Material
- Wrapping Material
- Cushioning/Dunnage
- Cushioning Thickness
- Container
- Special Marking
- Wrapping Material
- --
- --
- ASTM-D4727, Fiberboard used as Pads, Cells, Die-cuts or Sleeves
- 3/4 inch thick
- ASTM-D5118, Type CF, Class Weather-Resistant, Corrugated Fiberboard Box
- Special requirements
- --
Intermediate Pack Level
- Quantity of Unit Packs
- Container
- --
- No Requirement