Product Details | SPECIAL SHAPED ACTUATOR VALVE DIAPHRAGM

4820-00-558-2054 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: 24708A1, 24708-A1, 4820-00-558-2054, 00-558-2054, 4820005582054, 005582054

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 23 MAR 1972 00-558-2054

Cross Reference | NSN 4820-00-558-2054

Part Number Cage Code Manufacturer
24708-A1 73475 ROBERTSHAW CONTROLS COMPANY DBA ROBERTSHAW INDUSTRIAL PRODUCTS

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Technical Data | NSN 4820-00-558-2054

Characteristic Specifications
MATERIAL RUBBER, SYNTHETIC
STYLE DESIGNATOR G52 SPECIAL SHAPED
HOLE DIAMETER 0.400 INCHES NOMINAL
OUTSIDE DIAMETER 10.625 INCHES NOMINAL
BOLT CIRCLE DIAMETER 9.650 INCHES NOMINAL
OVERALL HEIGHT 1.150 INCHES NOMINAL
MATERIAL THICKNESS 0.085 INCHES NOMINAL
TAPER MINOR DIAMETER 8.165 INCHES NOMINAL
TAPER MAJOR DIAMETER 7.230 INCHES NOMINAL
BOLT HOLE QUANTITY 12
MEDIA FOR WHICH DESIGNED ANY ACCEPTABLE
PRESSURE RATING NOT RATED
TEMP RATING NOT RATED

Restrictions/Controls & Freight Information | NSN 4820-00-558-2054

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 AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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 4820-00-558-2054

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 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