Product Details | RUPTURABLE DISK

4820-01-326-8992 A thin, circular, metallic or nonmetallic item with a flat or prebulged cross-sectional shape, designed to rupture at a predetermined pressure to prevent damage to hydraulic or pneumatic systems, or the like. It may include multiple pieces, such as a retainer ring, disk and vacuum support. It can be used independently or as a component part of a HEAD, SAFETY, PRESSURE RELIEF. For items furnished with a holder, see HEAD AND DISK, SAFETY, PRESSURE RELIEF. For items without a rupture pressure rating, see DISK, SOLID, PLAIN. Excludes DIAPHRAGM, VALVE, FLAT; DIAPHRAGM, VALVE, SPECIAL SHAPED; DISK, VALVE; and INSULATOR, DISK.

Part Alternates: A60291, A6029-1, JR00020045, JR-0-0020-045, 6277228, 4820-01-326-8992, 01-326-8992, 4820013268992, 013268992

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 03 OCT 1990 01-326-8992

Cross Reference | NSN 4820-01-326-8992

Part Number Cage Code Manufacturer
6277228 53711 NAVAL SEA SYSTEMS COMMAND
A6029-1 06370 FIKE CORPORATION
JR-0-0020-045 32874 BS&B SAFETY SYSTEMS, L.L.C.

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Technical Data | NSN 4820-01-326-8992

Characteristic Specifications
DISK MATERIAL NICKEL
CROSS-SECTIONAL SHAPE FLAT
DISK SIZE 0.610 INCHES
BURST PRESSURE 400.0 PRESSURE POUNDS PER SQUARE INCH GAGE
SPECIAL FEATURES BODY MATL CRES STEEL;FEEDWATER INJECTION
III END ITEM IDENTIFICATION AFTERBODY SECTION,TORPEDO MK50
MANUFACTURERS CODE 53711
MFR SOURCE CONTROLLING REFERENCE 6277228

Restrictions/Controls & Freight Information | NSN 4820-01-326-8992

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
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 156600 PLASTIC/RUBBER ARTICLE VIZ:
Less than car load rating
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 4820-01-326-8992

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