National Item Identification Number

00-394-4230
003944230
4820-00-394-4230
4820-00-394-4230

National Stock Number

Item Name

DISK,RUPTURABLE

Federal Supply Class

4820

Description

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.

Commercial and Government Entity Code (Supplier Data)

---

Reference Numbers (Part Numbers)

12-2800
562N13

Required Categories

DISK SIZE
BURST PRESSURE
THE MANUFACTURERS DATA
MANUFACTURERS CODE
DESIGN CO

Required Description

0.625 INCHES
2800.0 PRESSURE POUNDS PER SQUARE INCH GAGE
06023
12-2800