Product Details | LIFT-CHECK VALVE

4820-01-261-5646 A valve with a stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. In the second position, the valve disk is lifted from the seat to allow a flow of fluid in either direction through the valve. The valve disk may be spring loaded. See also VALVE, STOP-CHECK and VALVE, STOP-LIFT-CHECK.

Part Alternates: 32556252, 3255625-2, 52052IN250LB, 5205-2IN250LB, 4820-01-261-5646, 01-261-5646, 4820012615646, 012615646

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 15 AUG 1987 01-261-5646

Drawings & Photos | NSN 4820-01-261-5646


Demand History | NSN 4820-01-261-5646

Part Number Request Date QTY Origin
4820-01-261-5646 2018-09-269 8 DIBBS
4820-01-261-5646 2014-08-230 9 DIBBS
4820-01-261-5646 2014-08-217 9 DIBBS
4820-01-261-5646 2013-02-44 5 DIBBS
4820-01-261-5646 2012-03-79 2 DIBBS
4820-01-261-5646 2012-02-39 2 DIBBS
4820-01-261-5646 2011-12-340 5 DIBBS
4820-01-261-5646 2009-10-294 5 DIBBS

Cross Reference | NSN 4820-01-261-5646

Part Number Cage Code Manufacturer
3255625-2 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT
5205-2IN250LB 76364 MILWAUKEE VALVE COMPANY, INC. DBA HAMMOND
5205-2IN250LB 91643 SERVICE BRASS & ALUMINUM FOUNDRY CO. INC.

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Technical Data | NSN 4820-01-261-5646

Characteristic Specifications
MATERIAL COPPER ALLOY BODY
STYLE DESIGNATOR A1A ANGLE FLANGED ENDS
VALVE SIZE 2.000 INCHES
FIRST CONNECTION FACE TO CENTERLINE DISTANCE 4.375 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE 4.375 INCHES
FLOW CONTROL DEVICE DISK
CONNECTION TYPE FLANGE ALL ENDS
FLANGE SHAPE ROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER 5.562 INCHES ALL ENDS
NOMINAL THICKNESS 0.812 INCHES ALL ENDS
BOLT HOLE QUANTITY 6 ALL ENDS
BOLT HOLE NOMINAL DIAMETER 0.688 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER 4.438 INCHES ALL ENDS
FLANGE FACE DESIGN PLAIN ALL ENDS
BONNET TYPE INSIDE SCREW
BONNET ATTACHMENT METHOD BOLTED
MOUNTING FACILITY BRACKET
MANUFACTURERS CODE 76364
DESIGN CONTROL REFERENCE 5205-2IN250LB

Restrictions/Controls & Freight Information | NSN 4820-01-261-5646

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.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating P 77.5
Less than truck load rating P 77.5
Water commodity Code 594 unknown
Originating Activity Code HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
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 4820-01-261-5646

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 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