Product Details | SAFETY RELIEF VALVE

4820-01-227-1014 A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.

Part Alternates: A3073, A3073ANDLCT14/PLG1/2X11100SET, A3073ANDLCT14PLG12X11100SET, LCT14/PLG1/2X1A, LCT14PLG12X1A, 4820-01-227-1014, 01-227-1014, 4820012271014, 012271014

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 28 FEB 1986 01-227-1014

Drawings & Photos | NSN 4820-01-227-1014


Cross Reference | NSN 4820-01-227-1014

Part Number Cage Code Manufacturer
A3073 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
A3073 75954 KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
A3073ANDLCT14/PLG1/2X11100SET 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
A3073ANDLCT14/PLG1/2X11100SET 75954 KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
LCT14/PLG1/2X1A 75954 KUNKLE INDUSTRIES INC LONERGAN VALVE DIV

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Technical Data | NSN 4820-01-227-1014

Characteristic Specifications
MATERIAL STEEL COMP 316 AND STEEL UNS J03002 BODY
STYLE DESIGNATOR C1A ANGLE FLANGED ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE 3.969 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE 4.650 INCHES
VALVE SIZE 0.500 INCHES
FLOW CONTROL DEVICE DISK
MAXIMUM OPERATING PRESSURE 1500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 400.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE FLANGE ALL ENDS
FLANGE SHAPE ROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER 4.250 INCHES 1ST END 3.500 INCHES 2ND END
NOMINAL THICKNESS 0.562 INCHES 1ST END 0.438 INCHES 2ND END
BOLT HOLE QUANTITY 4 ALL ENDS
BOLT HOLE NOMINAL DIAMETER 0.625 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER 3.125 INCHES 1ST END 2.375 INCHES 2ND END
FLANGE FACE DESIGN RAISED STRAIGHT ALL ENDS
RAISED FACE NOMINAL HEIGHT 0.062 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER 2.000 INCHES 1ST END 1.375 INCHES 2ND END
OPENING PRESSURE SETTING 1100.0 POUNDS PER SQUARE INCH
SPECIAL FEATURES PACKED LIFT CAP 11.562 IN. DIA NOMINAL

Restrictions/Controls & Freight Information | NSN 4820-01-227-1014

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 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating
Less than truck load rating P 77.5
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 4820-01-227-1014

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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each