Product Details | SPECIAL SHAPED ACTUATOR VALVE DIAPHRAGM

4820-01-335-8781 An item constructed of one or more layers of thin flexible material, either laminated or separated, designed to form a tight seal between the chambers of a valve, and to transmit pressure inducted motion to a valve disk either directly or through a mechanical linkage. The surface of the item must 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 center holes. Excludes DIAPHRA GM, VALVE, FLAT and GASKET.20529100042Engine Fuel System Components, Nonaircraft29150064Engine Fuel System Components, Aircraft and Missile Prime Movers42200038Marine Lifesaving and Diving Equipment48100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: GESV100, GESV-100, 5761977, 4820-01-335-8781, 01-335-8781, 4820013358781, 013358781

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 14 MAR 1991 01-335-8781

Cross Reference | NSN 4820-01-335-8781

Part Number Cage Code Manufacturer
5761977 53711 NAVAL SEA SYSTEMS COMMAND
GESV-100 54611 DIVING UNLIMITED INTERNATIONAL, INC

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Technical Data | NSN 4820-01-335-8781

Characteristic Specifications
MATERIAL SILICONE RUBBER
STYLE DESIGNATOR G56 SPECIAL SHAPED
SHANK DIAMETER 0.520 INCHES NOMINAL
OUTSIDE DIAMETER 1.070 INCHES NOMINAL
OVERALL HEIGHT 0.080 INCHES NOMINAL
CENTER HOLE DIAMETER 0.400 INCHES NOMINAL
MEDIA FOR WHICH DESIGNED AIR
PRESSURE RATING NOT RATED
TEMP RATING NOT RATED
SPECIAL FEATURES MIL-M-19595
CRITICALITY CODE JUSTIFICATION FEAT

Restrictions/Controls & Freight Information | NSN 4820-01-335-8781

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:YThe item does not have a nuclear hardened feature but does have other critical feature(s) 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 156600 PLASTIC/RUBBER ARTICLE VIZ:
Less than car load rating W Rating Variable
Less than truck load rating W Rating Variable
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 4820-01-335-8781

Category Code Description
Cognizance Codes1HConsumable material assigned to NAVICP MECH for inventory management
Naval Inventory Control Point, Mechanicsburg
Special Material IDEDExplosive ordnance disposal tools/equipment
Special Material ContentY Non-Magnetic (must remain free of strong magnetic field)
Source of SupplyN35Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
ReparabilityMMedium Demand Velocity Items (consumables)
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