Product Details | GASEOUS PRODUCTS PRESSURE EQUALIZING VALVE

4820-01-422-0285 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.

Part Alternates: TA2920505R, TA292-05-05-R, 4820-01-422-0285, 01-422-0285, 4820014220285, 014220285

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 20 NOV 1995 01-422-0285

Drawings & Photos | NSN 4820-01-422-0285


Demand History | NSN 4820-01-422-0285

Part Number Request Date QTY Origin
TA292-05-05-R 2019-01-24 110 DIBBS
4820-01-422-0285 2016-05-123 63 DIBBS
4820-01-422-0285 2014-08-217 3 us
4820-01-422-0285 2013-05-144 61 DIBBS
4820-01-422-0285 2013-05-129 61 DIBBS
4820-01-422-0285 2013-04-94 10 DIBBS
4820-01-422-0285 2013-02-58 3 DIBBS
4820-01-422-0285 2012-12-357 2 DIBBS
4820-01-422-0285 2012-12-354 6 us
4820-01-422-0285 2012-08-226 4 DIBBS
4820-01-422-0285 2012-06-174 2 DIBBS
4820-01-422-0285 2009-11-313 15 DIBBS

Cross Reference | NSN 4820-01-422-0285

Part Number Cage Code Manufacturer
TA292-05-05-R 08992 AGM CONTAINER CONTROLS INC. DBA A G M

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Technical Data | NSN 4820-01-422-0285

Characteristic Specifications
BODY STYLE A1 STRAIGHT THRU
BODY MATERIAL ALUMINUM ALLOY
FLOW CONTROL DEVICE DISK, FLAT
FLOW CONTROL DEVICE MATERIAL ALUMINUM BRONZE
END CONNECTION QUANTITY 1
FIRST END CONNECTION TYPE THREADED INTERNAL TUBE
FIRST END STYLE DESIGNATOR G11 PLAIN
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED 0.500 INCHES NOMINAL
FIRST END THREAD DIRECTION RIGHT-HAND
FIRST END THREAD SERIES DESIGNATOR UNF
FIRST END NOMINAL THREAD SIZE 0.750 INCHES
MAXIMUM OPERATING PRESSURE 0.5 POUNDS PER SQUARE INCH
TEMP RATING NOT RATED
VALVE VENTING DESIGN TYPE ATMOSPHERIC
VALVE RELIEF DESIGN TYPE PRESSURE AND VACUUM
SPECIAL FEATURES MANUAL-RELEASE PUSH BUTTON
III END ITEM IDENTIFICATION AIRCRAFT, AIRLIFTER C-17A

Restrictions/Controls & Freight Information | NSN 4820-01-422-0285

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 594 unknown
Originating Activity Code AH Defense Supply Center Columbus
Columbus, OH 43215
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4820-01-422-0285

Category Code Description
Stores Account Code1Marine Corps Stock Fund Account Item.
Combat Essentiality Code2Non-Critical Repair Part. Repair parts or major components whose failure in an end item will not render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency, and which do not fit the definition of Code 3 or 4 items.
Materiel Management CodeBAll CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code2ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDMU.S. Marine Corps
Service OrganizationMU.S. Marine Corps
ReparabilityZNonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each