Product Details | CHECK VALVE

4820-01-125-9747 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: NS3981, NS-3981, NS3981ASSYB, 4820-01-125-9747, 01-125-9747, 4820011259747, 011259747

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 03 FEB 1982 01-125-9747

Drawings & Photos | NSN 4820-01-125-9747


Demand History | NSN 4820-01-125-9747

Part Number Request Date QTY Origin
NS3981ASSYB 2022-08-241 1 DIBBS
NS3981ASSYB 2021-11-319 1 DIBBS
4820-01-125-9747 2013-06-169 2 DIBBS
4820-01-125-9747 2013-05-142 2 DIBBS
4820-01-125-9747 2008-12-352 2 DIBBS

Cross Reference | NSN 4820-01-125-9747

Part Number Cage Code Manufacturer
NS-3981 11836 NATIONAL OILWELL
NS-3981 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
NS3981ASSYB 11836 NATIONAL OILWELL
NS3981ASSYB 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM

Request a Quote

What Our Customers Say

Compare

NSNs for Compare ( up to 4 ): Add 4820-01-125-9747

Technical Data | NSN 4820-01-125-9747

Characteristic Specifications
MATERIAL COPPER ALLOY 903 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-C-390,ALLOY D5/D FED SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATOR A2A STRAIGHT THRU FLANGED ENDS
VALVE SIZE 3.000 INCHES
FACE TO FACE DISTANCE 11.750 INCHES
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED WATER-OIL-GAS SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 1050.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 150.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE FLANGE ALL ENDS
FLANGE SHAPE ROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER 7.438 INCHES ALL ENDS
NOMINAL THICKNESS 1.062 INCHES ALL ENDS
BOLT HOLE QUANTITY 8 ALL ENDS
BOLT HOLE NOMINAL DIAMETER 0.687 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER 5.938 INCHES ALL ENDS
FLANGE FACE DESIGN PLAIN ALL ENDS
MOUNTING POSITION HORIZONTAL

Restrictions/Controls & Freight Information | NSN 4820-01-125-9747

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 4820-01-125-9747

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