National Item Identification Number
01-398-5706
013985706
4820-01-398-5706
4820-01-398-5706
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)
25515
CONTINENTAL DISC CORPORATION
3160 W HEARTLAND DR
LIBERTY
MO
64068
816-792-1500
30003
30003
32874
BS&B SAFETY SYSTEMS L.L.C.
DIV OF INTERNATIONAL SYSTEMS AND
7455 E. 46TH STREET
TULSA
OK
74145
918-664-3843
Reference Numbers (Part Numbers)
CD 12155
1828AS121
1828AS121-1
1828AS121-1
Required Categories
DISK MATERIAL
DISK TYPE
DISK SIZE
BURST PRESSURE
SPECIAL FEATURES
Required Description
COPPER ALLOY
SOLID
0.500 INCHES
800.0 PRESSURE POUNDS PER SQUARE INCH GAGE
D