Product Details | FLAT VALVE DIAPHRAGM

4820-00-443-9581 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: 1519, 4820-00-443-9581, 00-443-9581, 4820004439581, 004439581

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 04 APR 1969 00-443-9581

Demand History | NSN 4820-00-443-9581

Part Number Request Date QTY Origin
1519 2024-11-312 25 DIBBS
1519 2024-11-308 1 DIBBS
4820-00-443-9581 2014-07-209 3 DIBBS
4820-00-443-9581 2014-06-164 3 DIBBS
4820-00-443-9581 2014-06-153 3 DIBBS
4820-00-443-9581 2013-07-188 3 United States
1519 2013-06-172 3 United States
4820-00-443-9581 2010-11-332 8 DIBBS

Cross Reference | NSN 4820-00-443-9581

Part Number Cage Code Manufacturer
1519 13669 TESCOM CORPORATION DBA EMERSON PROCESS MANAGEMENT

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Technical Data | NSN 4820-00-443-9581

Characteristic Specifications
MATERIAL RUBBER, CHLOROPRENE
STYLE DESIGNATOR G49 FLAT
OUTSIDE DIAMETER 2.175 INCHES NOMINAL
MATERIAL THICKNESS 0.075 INCHES NOMINAL
CENTER HOLE DIAMETER 0.370 INCHES NOMINAL
MEDIA FOR WHICH DESIGNED ANY ACCEPTABLE
PRESSURE RATING NOT RATED
TEMP RATING NOT RATED

Restrictions/Controls & Freight Information | NSN 4820-00-443-9581

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 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 576 unknown
Originating Activity Code 92 NASA Lyndon B. Johnson Space Center
Houston, TX 77058-0001
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 4820-00-443-9581

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 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
Purchasing QTY
UOM
1
EA : Each