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National Stock Number:
4820-01-587-5500
Federal Supply Class:
4820
National Item Identification Number:
015875500
Description:
VALVE,PRESSURE EQUALIZING,GASEOU
Detail:
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.
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Manufacturer Information:
| 108322 | 94120 | AQUALUNG USA, INC |
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Techincal Specification:
| BODY MATERIAL | BRASS | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SEAT DISC & RETAINER ASSEMBLY | | PROPRIETARY CHARACTERISTICS | PACS | | SPECIAL FEATURES | PROPOSED NAME-BODY, VALVE; ITEM IS AN ASSEMBLY CONSISTING OF DISC SEAT, P/N 108322-005, HAD OD OF 0.2395 MINIMUM & MAXIMUM 0.2215; HAS .015 X 45 DEGREE CHAMFER AT TOP AND 0.030 CHAMFER ON BOTTOM; ITS WIDTH IS 0.127; MATERIAL IS PEEK 450, NATURAL COLOR. RETAINER PORTION, P/N 108322-003 IS MADE OF ELECTROLESS NICKLE PLATE PER MIL-C-26074E, CLASS-1, GRADE B; IT IS 0.395 INCHES HIGH AND HAS .375-24 UNF-2A THREADS |
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