National Item Identification Number
01-420-4421
014204421
4820-01-420-4421
4820-01-420-4421
National Stock Number
Item Name
HEAD,SAFETY,PRESSURE RELIEF
Federal Supply Class
4820
Description
An item of varying shape and size consisting of a metallic body which incloses a nonreusable metallic or nonmetallic disk(s), which is designed and calibrated to burst at a given pressure. It may be used independently, or in conjunction with relief valves to relieve overpressure, and to protect relief valve(s) from corrosive conditions. Excludes VALVE, SAFETY RELIEF and PLUG, FUSIBLE. For items furnished with a disk, see HEAD AND DISK, SAFETY, PRESSURE RELIER.
Commercial and Government Entity Code (Supplier Data)
28193
HENRY TECHNOLOGIES INC
701 S MAIN ST
CHATHAM
IL
62629
217-483-2406
Reference Numbers (Part Numbers)
5526-350
Required Categories
HEAD MATERIAL
END CONNECTION TYPE
BURST PRESSURE
BURST TEMPERATURE
Required Description
COPPER ALLOY
THREADED
350.0 PRESSURE POUNDS PER SQUARE INCH ABSOLUTE
72.0 DEG