Product Details | VALVE DISK

4820-01-388-0662 An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.20616500058Aircraft Hydraulic, Vacuum, and De-icing System Components16600062Aircraft Air Conditioning, Heating, and Pressurizing Equipment29150064Engine Fuel System Components, Aircraft and Missile Prime Movers48100015Valves, Powered48200018Valves, Nonpowered65150057Medical and Surgical Instruments, Equipment, and Supplies

Part Alternates: 803138563708X20, 803-1385637-08X-20, 4820-01-388-0662, 01-388-0662, 4820013880662, 013880662

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 18 MAR 1994 01-388-0662

Drawings & Photos | NSN 4820-01-388-0662


Demand History | NSN 4820-01-388-0662

Part Number Request Date QTY Origin
4820-01-388-0662 2025-10-282 12 DIBBS
4820-01-388-0662 2025-05-139 10 DIBBS
4820-01-388-0662 2025-05-128 10 DIBBS
4820-01-388-0662 2024-07-186 9 DIBBS
4820-01-388-0662 2023-02-58 10 DIBBS
4820-01-388-0662 2023-02-41 1 United States
4820-01-388-0662 2022-12-363 10 DIBBS
4820-01-388-0662 2022-09-254 8 DIBBS
4820-01-388-0662 2022-07-202 14 DIBBS
4820-01-388-0662 2022-04-111 27 DIBBS
4820-01-388-0662 2021-07-182 26 DIBBS
4820-01-388-0662 2021-04-103 1 United States
4820-01-388-0662 2021-04-102 1 United States
4820-01-388-0662 2021-04-102 17 DIBBS
4820-01-388-0662 2020-04-114 10 DIBBS
4820-01-388-0662 2020-03-72 11 DIBBS
4820-01-388-0662 2020-02-34 9 DIBBS
4820-01-388-0662 2019-12-343 8 DIBBS
4820-01-388-0662 2019-11-308 2 DIBBS
4820-01-388-0662 2016-08-220 15 DIBBS
4820-01-388-0662 2016-05-129 12 DIBBS
4820-01-388-0662 2016-04-92 12 United States
4820-01-388-0662 2016-03-90 12 DIBBS
4820-01-388-0662 2016-02-48 12 DIBBS
4820-01-388-0662 2016-02-35 12 DIBBS
4820-01-388-0662 2015-07-182 9 us
4820-01-388-0662 2015-06-162 12 DIBBS
4820-01-388-0662 2015-05-151 12 DIBBS

Cross Reference | NSN 4820-01-388-0662

Part Number Cage Code Manufacturer
803-1385637-08X-20 66544 CONTINENTAL MICROWAVE AND TOOL CO., INC.
803-1385637-08X-20 80064 NAVAL SHIP SYSTEMS COMMAND

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Technical Data | NSN 4820-01-388-0662

Characteristic Specifications
MATERIAL NICKEL COPPER ALLOY
MEDIA FOR WHICH DESIGNED HYDRAULIC FLUID
PRESSURE RATING 250.0 POUNDS PER SQUARE INCH NOMINAL
SPECIAL FEATURES INCL HINGE 1, WASHER 1, NUT 1, PIN 1, AND DISK 1; FOR 8.000 IN. CHECK VALVE

Restrictions/Controls & Freight Information | NSN 4820-01-388-0662

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:QStrategic List Item (SLI). Demilitarization not required. SLI are non-MLI(Munitions List Items) controlled by the U.S. Dept. of Commerce through the Export Administration Regulations (EAR) and indicated on the Commerce Control List (CCL). Each CCL entry is preceded by a four-digit Export Control Commerce Control List Item (CCLI) – MUT to the point of scrap required outside the United States. Inside the United States, MUT is required when the DEMIL integrity code (IC) is “3” and MUT is not required when the DEMIL IC is “6.”
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 127200 PRESSURE REDCNG WATER RELIEF VALVE
Less than car load rating
Less than truck load rating M 85.0
Water commodity Code 593 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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 4820-01-388-0662

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 CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
AY : Assembly