Product Details | STOP-LIFT-CHECK VALVE

4820-01-203-4001 A valve with a stem that may be mechanically actuated to three different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second 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 third 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, LIFT-CHECK and VALVE, STOP-CHECK.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: 178162, 178162 1 1/2IN, 178162 1-1/2IN, 178162112IN, 4820-01-203-4001, 01-203-4001, 5018000150001, 4820012034001, 012034001

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 14 MAR 1985 01-203-4001

Drawings & Photos | NSN 4820-01-203-4001


Cross Reference | NSN 4820-01-203-4001

Part Number Cage Code Manufacturer
178162 91643 SERVICE BRASS & ALUMINUM FOUNDRY CO. INC.
178162 1 1/2IN 76364 MILWAUKEE VALVE COMPANY, INC. DBA HAMMOND
178162 1-1/2IN 91643 SERVICE BRASS & ALUMINUM FOUNDRY CO. INC.
5018000150001 76364 MILWAUKEE VALVE COMPANY, INC. DBA HAMMOND

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Technical Data | NSN 4820-01-203-4001

Characteristic Specifications
MATERIAL COPPER ALLOY BODY NICKEL ALLOY FLOW CONTROL DEVICE NICKEL ALLOY STEM
STYLE DESIGNATOR A1A ANGLE FLANGED ENDS
VALVE SIZE 1.500 INCHES
FACE TO FACE DISTANCE 6.750 INCHES
FLOW CONTROL DEVICE DISK
MAXIMUM OPERATING PRESSURE 150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
VALVE OPERATION METHOD MANUAL
CONNECTION TYPE FLANGE ALL ENDS
FLANGE SHAPE ROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER 5.062 INCHES ALL ENDS
NOMINAL THICKNESS 0.562 INCHES ALL ENDS
BOLT HOLE QUANTITY 6 ALL ENDS
BOLT HOLE NOMINAL DIAMETER 0.562 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER 3.938 INCHES ALL ENDS
FLANGE FACE DESIGN PLAIN ALL ENDS
MOUNTING POSITION HORIZONTAL
BONNET TYPE INSIDE SCREW
BONNET ATTACHMENT METHOD THREADED

Restrictions/Controls & Freight Information | NSN 4820-01-203-4001

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 4820-01-203-4001

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