Product Details | FLAT VALVE DIAPHRAGM

4820-00-331-9978 An item in the form of one or more thin flexible sheets normally designed to form a tight seal between chambers of a valve, and to transmit motion to a valve disk either directly or through a mechanical linkage. The surface of the item(s) may not be formed or molded to have a beaded or rolled edge, ribs, or any other raised surfaces. The item may contain bolt holes and/or a center hole. Excludes DIAPHRAGM, VALVE, SPECIAL SHAPED and GASKET.20316600062Aircraft Air Conditioning, Heating, and Pressurizing Equipment48100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: E1104SH2PC23, UH5081, UH508-1, UH7583, 3Y2297PC23, 4820-00-331-9978, 00-331-9978, 4820003319978, 003319978

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1961 00-331-9978

Cross Reference | NSN 4820-00-331-9978

Part Number Cage Code Manufacturer
3Y2297PC23 53711 NAVAL SEA SYSTEMS COMMAND
E1104SH2PC23 12736 CLAYTON MANUFACTURING COMPANY DBA CLAYTON INDUSTRIES
UH508-1 12736 CLAYTON MANUFACTURING COMPANY DBA CLAYTON INDUSTRIES
UH7583 12736 CLAYTON MANUFACTURING COMPANY DBA CLAYTON INDUSTRIES

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Technical Data | NSN 4820-00-331-9978

Characteristic Specifications
MATERIAL RUBBER, SYNTHETIC

Restrictions/Controls & Freight Information | NSN 4820-00-331-9978

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:UPrecious metal type is unknown
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 156600 PLASTIC/RUBBER ARTICLE VIZ:
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 772 unknown
Originating Activity Code XX
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 4820-00-331-9978

Category Code Description
Cognizance Codes9CNavy-owned stocks of defense construction material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9CDefense Supply Center Columbus
Columbus, OH 43215
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each