Product Details | CHECK VALVE

4820-01-422-4021 A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part Alternates: 2503865001, 2503865-001, 5959900, 4820-01-422-4021, 01-422-4021, 4820014224021, 014224021

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 DEC 1995 01-422-4021

Demand History | NSN 4820-01-422-4021

Part Number Request Date QTY Origin
5959900 2025-10-296 212 DIBBS
5959900 2024-06-179 212 DIBBS
5959900 2023-09-257 275 DIBBS
5959900 2023-02-54 282 DIBBS
5959900 2022-10-286 112 DIBBS
5959900 2022-06-167 115 DIBBS
5959900 2022-04-117 568 DIBBS
5959900 2022-04-102 568 DIBBS
5959900 2021-04-112 295 DIBBS
5959900 2021-04-97 295 DIBBS
5959900 2020-10-289 430 DIBBS
4820-01-422-4021 2018-12-361 927 DIBBS
4820-01-422-4021 2018-03-88 498 DIBBS
4820-01-422-4021 2015-10-278 1008 DIBBS
4820-01-422-4021 2015-09-267 1008 DIBBS
4820-01-422-4021 2014-11-320 402 DIBBS
4820-01-422-4021 2014-04-103 232 DIBBS
4820-01-422-4021 2012-12-360 108 DIBBS
4820-01-422-4021 2010-04-120 206 DIBBS
4820-01-422-4021 2009-10-295 137 DIBBS
4820-01-422-4021 2009-01-21 123 DIBBS

Cross Reference | NSN 4820-01-422-4021

Part Number Cage Code Manufacturer
2503865-001 58568 ENVIROVAC INC DBA MONOGRAM SYSTEMS-ROCKFORD DIV
5959900 47WD8 EVAC NORTH AMERICA INC.
5959900 58568 ENVIROVAC INC DBA MONOGRAM SYSTEMS-ROCKFORD DIV

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Technical Data | NSN 4820-01-422-4021

Characteristic Specifications
END ITEM IDENTIFICATION 170FT PATROL COASTAL (PC-1) CLASS SHIPS

Restrictions/Controls & Freight Information | NSN 4820-01-422-4021

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:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
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.
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 4820-01-422-4021

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each