Product Details | SPECIAL SHAPED ACTUATOR VALVE DIAPHRAGM

4820-01-237-9781 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: 1131143G1, 38732BAJ, 3-87-32BAJ, 4820-01-237-9781, 01-237-9781, 4820012379781, 012379781

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 07 AUG 1986 01-237-9781

Cross Reference | NSN 4820-01-237-9781

Part Number Cage Code Manufacturer
1131143G1 28528 ITT INDUSTRIES INC ITT AEROSPACE COMMUNICATIONS
1131143G1 31550 EXELIS INC. DBA NIGHT VISION & COMMUNICATIONS
3-87-32BAJ 01170 BELLOFRAM CORPORATION DBA MARSH-BELLOFRAM

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Technical Data | NSN 4820-01-237-9781

Characteristic Specifications
MATERIAL RUBBER, BUNA-N
OUTSIDE DIAMETER 1.182 INCHES NOMINAL
OVERALL HEIGHT 0.320 INCHES NOMINAL
MATERIAL THICKNESS 0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM
TAPER MINOR DIAMETER 0.750 INCHES NOMINAL
TAPER MAJOR DIAMETER 0.870 INCHES NOMINAL
MEDIA FOR WHICH DESIGNED ANY ACCEPTABLE
PRESSURE RATING NOT RATED
TEMP RATING NOT RATED
MANUFACTURERS CODE 01170
DESIGN CONTROL REFERENCE 3-87-32BAJ

Restrictions/Controls & Freight Information | NSN 4820-01-237-9781

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:X The item does not have a nuclear hardened feature or any other critical feature 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 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating S 60
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 4820-01-237-9781

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