Product Details | SPECIAL SHAPED ACTUATOR VALVE DIAPHRAGM

4820-01-004-2970 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: 202577H, 4820-01-004-2970, 01-004-2970, 4820010042970, 010042970

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 07 JUN 1975 01-004-2970

Cross Reference | NSN 4820-01-004-2970

Part Number Cage Code Manufacturer
202577H 01170 BELLOFRAM CORPORATION DBA MARSH-BELLOFRAM
202577H 61208 TWIN DISC INCORPORATED
4820010042970 SCY13 E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES

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Technical Data | NSN 4820-01-004-2970

Characteristic Specifications
STYLE DESIGNATOR SPECIAL SHAPED
MATERIAL RUBBER

Restrictions/Controls & Freight Information | NSN 4820-01-004-2970

Category Code Description
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.
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 000000 NO NMFC FREIGHT DESCRIPTION
Less than car load rating
Less than truck load rating Z No Rating
Water commodity Code 586 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 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