4820-00-226-5551, VALVE,PRESSURE EQUALIZING,GASEOU

1620-00-226-5536 LANDING GEAR,RETRACTABLE

5995-00-226-5556 CABLE ASSEMBLY,RADIO FREQUENCY

National Stock Number:
4820-00-226-5551

Federal Supply Class:
4820

National Item Identification Number:
002265551

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.

Manufacturer Information:

629L20S170

15939

STRATOTECH LLC

Techincal Specification:

END CONNECTION QUANTITY	1
BODY STYLE	SINGLE CONNECTION, STRAIGHT FLOW
DISK LOADING METHOD	SPRING
FURNISHED ITEMS	GASKET
FIRST END FLANGE END RADIUS	0.500 INCHES NOMINAL
FIRST END FLANGE LENGTH	1.302 INCHES NOMINAL
FIRST END FLANGE SHAPE STYLE	OVAL W/ BOLT HOLES
FIRST END FLANGE THICKNESS	0.156 INCHES NOMINAL
FIRST END FLANGE WIDTH	1.000 INCHES NOMINAL
FIRST END BOLT CIRCLE DIAMETER	0.800 INCHES NOMINAL
FIRST END BOLT HOLE DIAMETER	0.095 INCHES NOMINAL
FIRST END BOLT HOLE QUANTITY	2
FIRST END CONNECTION TYPE	RECESSED FLANGE
FIRST END RECESS DEPTH	0.045 INCHES NOMINAL
FIRST END RECESS DIAMETER	0.665 INCHES NOMINAL
FIRST END STYLE DESIGNATOR	RECESSED
FLOW CONTROL DEVICE	DISK, FLAT
MATERIAL	ALUMINUM ALLOY BODY
MATERIAL	PLASTIC SEAT
MATERIAL	PLASTIC FLOW CONTROL DEVICE
MEDIA FOR WHICH DESIGNED	AIR
SURFACE TREATMENT	ANODIZE OUTSIDE
VALVE RELIEF DESIGN TYPE	PRESSURE AND VACUUM
VALVE VENTING DESIGN TYPE	ATMOSPHERIC

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