Product Details | RUPTURABLE DISK

4820-01-559-1058 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: R 63 C, RCS 1 1/2 P 16BA, RCS112P16BA, R63C, 4820-01-559-1058, 01-559-1058, 4820015591058, 015591058

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 05 DEC 2007 01-559-1058

Cross Reference | NSN 4820-01-559-1058

Part Number Cage Code Manufacturer
R 63 C 25515 CONTINENTAL DISC CORPORATION
RCS 1 1/2 P 16BA 25515 CONTINENTAL DISC CORPORATION

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Technical Data | NSN 4820-01-559-1058

Characteristic Specifications
DISK MATERIAL NICKEL
CROSS-SECTIONAL SHAPE CONCAVE
DISK SIZE 1.500 INCHES
BURST PRESSURE 20.0 PRESSURE POUNDS PER SQUARE INCH GAGE
BURST TEMPERATURE 72.0 DEG FAHRENHEIT
SPECIAL FEATURES OPERATING CONDITION PRESSURE UP TO 90 PERCENT OF RATED BURST PRESSURE. BURST PRESSURE 20 TO 1000 PSIG AT 72 DEGREE F. FLAT SEAT CONFIGURATION, RCS INSERT HOLDER, B.D.I ALARM SYSTEM COMPATIBLE. CONTINENTAL RUPTURE

Restrictions/Controls & Freight Information | NSN 4820-01-559-1058

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.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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
No Freight Information