National Item Identification Number
01-340-0082
013400082
4820-01-340-0082
4820-01-340-0082
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)
32874
BS&B SAFETY SYSTEMS L.L.C.
DIV OF INTERNATIONAL SYSTEMS AND
7455 E. 46TH STREET
TULSA
OK
74145
918-664-3843
14487
CHART INC
5995 WASHINGTON ST
DENVER
CO
80216
303-308-7908
Reference Numbers (Part Numbers)
TYPE B-2IN
112670
Required Categories
DISK MATERIAL
CROSS-SECTIONAL SHAPE
BURST PRESSURE
Required Description
ALUMINUM
CONCAVE
86.0 VACUUM POUNDS PER SQUARE INCH GAGE