Product Details | CHECK VALVE

4820-01-417-1906 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: 45587500001, 4558750-0001, 845-4558779 ITEM 3, 8454558779ITEM3, 4820-01-417-1906, 01-417-1906, 4820014171906, 014171906

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 02 AUG 1995 01-417-1906

Drawings & Photos | NSN 4820-01-417-1906


Demand History | NSN 4820-01-417-1906

Part Number Request Date QTY Origin
4558750-0001 2019-06-169 17
4820-01-417-1906 2019-06-165 17 NECO
4558750-0001 2019-06-159 17
4820-01-417-1906 2019-06-158 17 NECO
4558750-0001 2017-12-336 6
4820-01-417-1906 2017-11-334 6 NECO
4558750-0001 2017-09-244 2
4820-01-417-1906 2017-08-230 2 NECO

Cross Reference | NSN 4820-01-417-1906

Part Number Cage Code Manufacturer
4558750-0001 96169 ELECTRIC BOAT CORPORATION
845-4558779 ITEM 3 80064 NAVAL SHIP SYSTEMS COMMAND

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Technical Data | NSN 4820-01-417-1906

Characteristic Specifications
MATERIAL COPPER ALLOY BODY
STYLE DESIGNATOR E1 STRAIGHT THRU
VALVE OPERATION METHOD MANUAL
CONNECTION TYPE BUTT WELD PIPE ALL ENDS
CONNECTION STYLE B70B BEVELED ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED 4.000 INCHES ALL ENDS
SPECIAL FEATURES STOP CHECK DISK
MANUFACTURERS CODE 96169
DESIGN CONTROL REFERENCE 4558750-0001

Restrictions/Controls & Freight Information | NSN 4820-01-417-1906

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.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating P 77.5
Less than truck load rating P 77.5
Water commodity Code 594 unknown
Originating Activity Code HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
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 4820-01-417-1906

Category Code Description
Cognizance Codes7HDepot level reparable shipboard and base equipment, assemblies, components and repair parts related to Naval Sea Systems Command equipment
Naval Inventory Control Point, Mechanicsburg
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplyNRPNAVICP-ERP
700 Robbins Avenue
Philadelphia, PA 19111-5098
AgencyDNDepartment of the Navy
Service OrganizationLLead Service - 22 (Repairable)
ReparabilityHDepot Level Reparable
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative