Product Details | FLAT VALVE DIAPHRAGM

4820-00-826-9778 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: 101880, 4820-00-826-9778, 00-826-9778, 4820008269778, 008269778

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 23 AUG 1967 00-826-9778

Demand History | NSN 4820-00-826-9778

Part Number Request Date QTY Origin
101880 2025-07-183 1 US
101880 2022-04-94 1 KR

Cross Reference | NSN 4820-00-826-9778

Part Number Cage Code Manufacturer
101880 81795 ALLIANZ SWEEPER COMPANY

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Technical Data | NSN 4820-00-826-9778

Characteristic Specifications
MATERIAL RUBBER, CHLOROPRENE
STYLE DESIGNATOR G49 FLAT
OUTSIDE DIAMETER 2.750 INCHES NOMINAL
MATERIAL THICKNESS 0.122 INCHES NOMINAL
CENTER HOLE DIAMETER 0.300 INCHES NOMINAL
MEDIA FOR WHICH DESIGNED ANY ACCEPTABLE
PRESSURE RATING NOT RATED
TEMP RATING NOT RATED

Restrictions/Controls & Freight Information | NSN 4820-00-826-9778

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
No Freight Information

Management | NSN 4820-00-826-9778

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 CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each