National Item Identification Number
01-305-3389
013053389
4820-01-305-3389
4820-01-305-3389
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)
06370
THE FIKE CORPORATION
DBA FIKE METAL PRODUCTS
704 SW 10TH ST
BLUE SPRINGS
MO
64015
816-229-3405
5U326
LARCEN EQUIPMENT CORP
SUB OF LARCEN D W CO
13510 E BOUNDARY RD
509
MIDLOTHIAN
VA
23113
804-794-9789
53711
53711
Reference Numbers (Part Numbers)
1/2 INCH TYPE ST
1/2 INCH TYPE ST
6263937 FIND 7
6263951
Required Categories
DISK MATERIAL
CROSS-SECTIONAL SHAPE
DISK SIZE
BURST PRESSURE
SPECIAL FEATURE
Required Description
ALUMINUM
CONCAVE
0.920 INCHES
130.0 PRESSURE POUNDS PER SQUARE INCH GAGE
THI