Product Details | CHECK VALVE

4820-01-121-6309 A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part Alternates: B1220812, B12-2081-2 , 1220812, 12-2081-2, 150371, 15-0371, 150371PC41, 15-0371-PC41, 4820-01-121-6309, 01-121-6309, 4820011216309, 011216309

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 06 NOV 1981 01-121-6309

Drawings & Photos | NSN 4820-01-121-6309


Demand History | NSN 4820-01-121-6309

Part Number Request Date QTY Origin
B12-2081-2 2025-07-209 39 DIBBS
B12-2081-2 2025-07-198 39 DIBBS
B12-2081-2 2025-05-122 31 DIBBS
B12-2081-2 2025-04-111 31 DIBBS
B12-2081-2 2025-04-100 31 DIBBS
150371 2025-02-42 12 United States
B12-2081-2 2024-10-277 42 DIBBS
B12-2081-2 2024-05-151 25 DIBBS
B12-2081-2 2023-06-170 24 DIBBS
B12-2081-2 2023-03-75 19 DIBBS
B12-2081-2 2023-02-36 17 DIBBS
B12-2081-2 2023-01-09 13 DIBBS
B12-2081-2 2022-11-334 13 DIBBS
B12-2081-2 2022-08-243 58 DIBBS
B12-2081-2 2021-08-242 47 DIBBS
B12-2081-2 2020-09-246 18 DIBBS
B12-2081-2 2020-04-121 32 DIBBS
B12-2081-2 2019-06-178 28 DIBBS
B12-2081-2 2019-03-66 46 DIBBS
4820-01-121-6309 2018-10-277 40 DIBBS
4820-01-121-6309 2016-07-206 42 DIBBS
4820-01-121-6309 2016-02-50 47 DIBBS
4820-01-121-6309 2016-02-39 47 DIBBS
4820-01-121-6309 2016-01-24 30 DIBBS
4820-01-121-6309 2015-11-319 25 DIBBS
4820-01-121-6309 2015-06-162 24 DIBBS
4820-01-121-6309 2015-01-28 26 DIBBS
4820-01-121-6309 2012-11-325 0 DIBBS
4820-01-121-6309 2012-09-265 17 DIBBS
4820-01-121-6309 2012-08-215 25 DIBBS
4820-01-121-6309 2012-06-181 16 DIBBS
4820-01-121-6309 2012-05-126 0 DIBBS
4820-01-121-6309 2012-04-107 12 DIBBS
4820-01-121-6309 2011-12-357 13 DIBBS
4820-01-121-6309 2011-11-314 17 DIBBS
4820-01-121-6309 2011-09-273 17 DIBBS
4820-01-121-6309 2011-05-124 17 DIBBS
4820-01-121-6309 2011-04-110 10 DIBBS
4820-01-121-6309 2011-02-40 17 DIBBS
4820-01-121-6309 2011-01-10 12 DIBBS
4820-01-121-6309 2010-12-361 10 DIBBS
4820-01-121-6309 2010-09-257 11 DIBBS
4820-01-121-6309 2010-07-204 12 DIBBS
4820-01-121-6309 2010-06-159 10 DIBBS
4820-01-121-6309 2010-01-25 10 DIBBS
4820-01-121-6309 2009-09-244 12 DIBBS

Cross Reference | NSN 4820-01-121-6309

Part Number Cage Code Manufacturer
12-2081-2 06256 POKORNEY MANUFACTURING CO
12-2081-2 42280 NASH ENGINEERING COMPANY INC THE
15-0371 42280 NASH ENGINEERING COMPANY INC THE
15-0371-PC41 42280 NASH ENGINEERING COMPANY INC THE
B12-2081-2 42280 NASH ENGINEERING COMPANY INC THE

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Technical Data | NSN 4820-01-121-6309

Characteristic Specifications
MATERIAL COPPER ALLOY OVERALL
STYLE DESIGNATOR A2 STRAIGHT THRU
FLOW CONTROL DEVICE DISK
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE UNTHREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLE B60A PLAIN ALL ENDS
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 1.500 INCHES ALL ENDS
MOUNTING POSITION HORIZONTAL
DISK LOADING METHOD WEIGHT

Restrictions/Controls & Freight Information | NSN 4820-01-121-6309

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 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 576 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 B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
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 4820-01-121-6309

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
EA : Each