NSN 4820-01-491-0556
Part Details | GASEOUS PRODUCTS PRESSURE EQUALIZING VALVE
4820-01-491-0556 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.
Alternate Parts: TA3332515R, TA333-25-15-R, 87012A5070, MILV27166, MIL-V-27166, 4820-01-491-0556, 01-491-0556, 4820014910556, 014910556
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | OCT 11, 2001 | 01-491-0556 | 10958 ( VALVE, PRESSURE EQUALIZING, GASEOUS PRODUCTS ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU
Cross Reference | NSN 4820-01-491-0556
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| TA333-25-15-R | 08992 | AGM CONTAINER CONTROLS INC.DBA A G M |
| 87012A5070 | 01365 | MARINE CORPS LOGISTICS COMMANDTECHNICAL DATA REPOSITORY |
| MIL-V-27166 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
Technical Data | NSN 4820-01-491-0556
| Characteristic | Specifications |
|---|---|
| BODY STYLE | STRAIGHT THRU |
| END CONNECTION QUANTITY | 1 |
| FIRST END CONNECTION TYPE | THREADED EXTERNAL PIPE |
| FIRST END NOMINAL PIPE SIZE ACCOMMODATED | 0.750 INCHES |
| FIRST END THREAD DIRECTION | RIGHT-HAND |
| FIRST END THREAD SERIES DESIGNATOR | NPSM |
| FIRST END NOMINAL THREAD SIZE | 0.750 INCHES |
| MEDIA FOR WHICH DESIGNED | AIR |
| VALVE VENTING DESIGN TYPE | ATMOSPHERIC |
| VALVE RELIEF DESIGN TYPE | PRESSURE AND VACUUM |
| ABSOLUTE PRESSURE SETTING | 2.5 |
| FURNISHED ITEMS | GASKET AND MANUAL OPERATING DEVICE |
| END ITEM IDENTIFICATION | 6910-01-467-1277, TRAINING AID, APOBS |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | VALVE, PRESSURE RELIEF |