National Item Identification Number
00-477-9750
004779750
4820-00-477-9750
4820-00-477-9750
National Stock Number
Item Name
VALVE,PRESSURE EQUALIZING,GASEOUS PRODUCTS
Federal Supply Class
4820
Description
A valve consisting of a single deadweight loaded disk, or two deadweight loaded disks each with a seperate seat. It is specifically designed for the relief of small pressure and vacuum conditions within a tank or other container to or from the atmosphere. The center of a single deadweight loaded disk may contain a spring loaded disk forming an additional seat or aperture. It may be spring loaded and/or equipped with a manual unloader on either the pressure or vacuum side. Exclude VALVE, VACUUM BREAKING.
Commercial and Government Entity Code (Supplier Data)
77842
PERKINELMER INC
DBA CENTURION MECHANICAL SEALS
15 PIONEER AVE
WARWICK
RI
02888
401-473-2324
19204
Reference Numbers (Part Numbers)
B41120FF3
8437270
Required Categories
BODY STYLE
BODY MATERIAL
OUTSIDE SURFACE TREATMENT
SEAT MATERIAL
FLOW CONTRO
Required Description
B3 SINGLE CONNECTION, STRAIGHT FLOW
ALUMINUM ALLOY, QQ-A-225/6, ALLOY 2024, T4;