Product Details | CHECK VALVE

4820-01-441-5755 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: 909QTM1 1 1/4IN, 909QTM1 1-1/4IN, 909QTM1114IN, 4820-01-441-5755, 01-441-5755, 4820014415755, 014415755

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 18 FEB 1997 01-441-5755

Drawings & Photos | NSN 4820-01-441-5755


Demand History | NSN 4820-01-441-5755

Part Number Request Date QTY Origin
1-1/4-LF909M1QT 2021-01-03 3 DIBBS
1-1/4-LF909M1QT 2020-10-299 3 DIBBS
4820-01-441-5755 2018-08-231 8 DIBBS
4820-01-441-5755 2018-08-230 8 DIBBS
4820-01-441-5755 2016-05-123 6 DIBBS
4820-01-441-5755 2016-03-78 6 DIBBS
4820-01-441-5755 2016-03-67 6 DIBBS
4820-01-441-5755 2014-01-05 2 DIBBS
4820-01-441-5755 2013-12-338 1 DIBBS
4820-01-441-5755 2013-11-323 1 DIBBS
4820-01-441-5755 2009-02-43 7 DIBBS
4820-01-441-5755 2008-12-349 1 DIBBS

Cross Reference | NSN 4820-01-441-5755

Part Number Cage Code Manufacturer
909QTM1 1 1/4IN 79227 WATTS REGULATOR CO
909QTM1 1-1/4IN 79227 WATTS REGULATOR CO

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Technical Data | NSN 4820-01-441-5755

Characteristic Specifications
MATERIAL COPPER ALLOY FLOW CONTROL DEVICE COPPER ALLOY SEAT
STYLE DESIGNATOR A2A STRAIGHT THRU FLANGED ENDS
FLOW CONTROL DEVICE BALL
MEDIA FOR WHICH DESIGNED WATER, FRESH SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 175.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 180.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE UNTHREADED EXTERNAL PIPE ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED 1.250 INCHES ALL ENDS
DISK LOADING METHOD SPRING
END ITEM IDENTIFICATION NAVY WEAPONS SYSTEM CODE,TH,STRATEGIC SEALIFT CONVERSION SHIPS CLASS

Restrictions/Controls & Freight Information | NSN 4820-01-441-5755

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 594 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 4820-01-441-5755

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