Product Details | CHECK VALVE

4820-01-125-9746 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: NS4038, NS4038 ASSEMBLY A 1IN, NS-4038 ASSY A, NS4038ASSEMBLYA1IN, NS4038ASSYA, SS8452110235, SS845-2110235, SS8452110235AS, SS845-2110235AS, SS8452110235RE, SS845-2110235RE, 90090000, 90090002, 4820-01-125-9746, 01-125-9746, 4820011259746, 011259746

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 03 FEB 1982 01-125-9746

Drawings & Photos | NSN 4820-01-125-9746


Demand History | NSN 4820-01-125-9746

Part Number Request Date QTY Origin
90090002 2025-10-293 1 DIBBS
SS845-2110235 AY.8DA 2025-10-293 1 DIBBS
90090002 2025-10-282 1 DIBBS
SS845-2110235 AY.8DA 2025-10-282 1 DIBBS
90090002 2025-05-128 2 DIBBS
SS845-2110235 AY.8DA 2025-05-128 2 DIBBS
90090002 2024-05-137 1 DIBBS
SS845-2110235 AY.8DA 2024-05-137 1 DIBBS
90090002 2024-04-95 1 DIBBS
SS845-2110235 AY.8DA 2024-04-95 1 DIBBS
90090002 2024-03-70 1 DIBBS
SS845-2110235 AY.8DA 2024-03-70 1 DIBBS
90090002 2023-11-320 1 DIBBS
SS845-2110235 AY.8DA 2023-11-320 1 DIBBS
90090002 2022-12-356 1 DIBBS
SS845-2110235 AY.8DA 2022-12-356 1 DIBBS
90090002 2022-01-20 2 DIBBS
SS845-2110235 AY.8DA 2022-01-20 2 DIBBS
90090002 2022-01-09 2 DIBBS
SS845-2110235 AY.8DA 2022-01-09 2 DIBBS
90090002 2021-10-284 1 DIBBS
SS845-2110235 AY.8DA 2021-10-284 1 DIBBS
90090002 2021-07-186 1 DIBBS
SS845-2110235 AY.8DA 2021-07-186 1 DIBBS
90090002 2020-05-149 1 DIBBS
SS845-2110235 AY.8DA 2020-05-149 1 DIBBS
90090002 2020-03-72 1 DIBBS
SS845-2110235 AY.8DA 2020-03-72 1 DIBBS
90090002 2020-01-02 2 DIBBS
SS845-2110235 AY.8DA 2020-01-02 2 DIBBS
90090002 2019-10-294 1 DIBBS
SS845-2110235 AY.8DA 2019-10-294 1 DIBBS
90090002 2019-10-283 1 DIBBS
SS845-2110235 AY.8DA 2019-10-283 1 DIBBS
4820-01-125-9746 2018-12-344 2 DIBBS
4820-01-125-9746 2018-11-333 2 DIBBS
4820-01-125-9746 2017-12-360 2 DIBBS
4820-01-125-9746 2017-10-298 2 DIBBS
4820-01-125-9746 2017-03-61 3 DIBBS
4820-01-125-9746 2017-02-37 3 DIBBS
4820-01-125-9746 2016-12-350 2 DIBBS
4820-01-125-9746 2016-03-82 2 DIBBS
4820-01-125-9746 2015-05-138 1 DIBBS
4820-01-125-9746 2015-05-126 1 DIBBS
4820-01-125-9746 2015-04-110 1 DIBBS
4820-01-125-9746 2014-07-194 1 DIBBS
4820-01-125-9746 2013-09-267 1 DIBBS
4820-01-125-9746 2013-09-245 1 DIBBS
4820-01-125-9746 2012-10-290 2 DIBBS
4820-01-125-9746 2012-08-243 3 DIBBS
4820-01-125-9746 2012-02-40 2 DIBBS
4820-01-125-9746 2012-01-18 1 DIBBS
4820-01-125-9746 2011-02-34 5 DIBBS

Cross Reference | NSN 4820-01-125-9746

Part Number Cage Code Manufacturer
90090000 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
90090002 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
NS-4038 ASSY A 11836 NATIONAL OILWELL
NS4038 11836 NATIONAL OILWELL
NS4038 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
NS4038 ASSEMBLY A 1IN 11836 NATIONAL OILWELL
NS4038 ASSEMBLY A 1IN 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
SS845-2110235 80064 NAVAL SHIP SYSTEMS COMMAND
SS845-2110235AS 80064 NAVAL SHIP SYSTEMS COMMAND
SS845-2110235RE 53711 NAVAL SEA SYSTEMS COMMAND

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Technical Data | NSN 4820-01-125-9746

Characteristic Specifications
MATERIAL NICKEL ALLOY BODY
STYLE DESIGNATOR A2 STRAIGHT THRU
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED WATER, FRESH SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 700.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 300.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE B21B STREAMLINED W/ONE BRAZING RING ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED 0.250 INCHES ALL ENDS
MOUNTING POSITION HORIZONTAL

Restrictions/Controls & Freight Information | NSN 4820-01-125-9746

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 4820-01-125-9746

Category Code Description
Cognizance Codes3BNavy-owned stocks of field level repairable DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
ReparabilityDField Level Reparables
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