Product Details | STOP DIAPHRAGM VALVE

4820-01-263-5181 A valve designed specifically so the diaphragm seals the flow stream from the valve operating mechanism. The flow is controlled by the lifting of the diaphragm from or compressing it against an integral seat. For packless diaphragm valves which utilize a diaphragm as packing and a disk to control the flow, see VALVE, Y.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: Y101806102, 22A5A2RL CD SHT 28496, 22A5A2RLCDSHT28496, 4820-01-263-5181, 01-263-5181, 4820012635181, 012635181

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 15 SEP 1987 01-263-5181

Drawings & Photos | NSN 4820-01-263-5181


Demand History | NSN 4820-01-263-5181

Part Number Request Date QTY Origin
4820-01-263-5181 2015-11-317 4 NECO
4820-01-263-5181 2015-05-132 5 NECO
4820-01-263-5181 2014-09-269 3 NECO
4820-01-263-5181 2010-12-355 1 NECO

Cross Reference | NSN 4820-01-263-5181

Part Number Cage Code Manufacturer
22A5A2RL CD SHT 28496 35795 LESLIE CONTROLS, INC.
Y101806102 35795 LESLIE CONTROLS, INC.

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Technical Data | NSN 4820-01-263-5181

Characteristic Specifications
MATERIAL COPPER ALLOY BODY
STYLE DESIGNATOR A1A STRAIGHT THRU FLANGED ENDS
FACE TO FACE DISTANCE 13.375 INCHES
VALVE SIZE 4.280 INCHES
VALVE OPERATION METHOD MANUAL
MANUFACTURERS CODE 35795
DESIGN CONTROL REFERENCE 22A5A2RL CD SHT 28496

Restrictions/Controls & Freight Information | NSN 4820-01-263-5181

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 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 4820-01-263-5181

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 IDPPIntegrated Propulsion Plant Planning Yard, Newport News (IPPPY)
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 CodesCSERVICE/AGENCY-MANAGED (Service/Agency use only.) # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by individual Services supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative