Product Details | SAFETY RELIEF VALVE

4820-01-063-3819 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: CKCNN05CCC, CKCNN05JCC, 16047, 20138H51SS, 4820-01-063-3819, 01-063-3819, 4820010633819, 010633819

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 04 AUG 1978 01-063-3819

Drawings & Photos | NSN 4820-01-063-3819


Demand History | NSN 4820-01-063-3819

Part Number Request Date QTY Origin
4820-01-063-3819 2012-02-55 4 DIBBS
4820-01-063-3819 2011-08-237 1 DIBBS
4820-01-063-3819 2010-08-230 3 DIBBS

Cross Reference | NSN 4820-01-063-3819

Part Number Cage Code Manufacturer
16047 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
16047 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
20138H51SS 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20138H51SS 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM

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Technical Data | NSN 4820-01-063-3819

Characteristic Specifications
MATERIAL STEEL BODY STEEL FLOW CONTROL DEVICE STEEL SEAT
MATERIAL DOCUMENT AND CLASSIFICATION ASTM A216,GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE BODY ASTM A276,TYPE 304 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE ASTM A276,TYPE 304 ASSN STD SINGLE MATERIAL RESPONSE SEAT
STYLE DESIGNATOR C1A ANGLE FLANGED ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE 3.160 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE 3.160 INCHES
VALVE SIZE 0.500 INCHES
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED STEAM SINGLE RESPONSE
MAXIMUM OPERATING TEMP 397.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE FLANGE ALL ENDS
FLANGE SHAPE ROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER 3.500 INCHES ALL ENDS
NOMINAL THICKNESS 0.500 INCHES ALL ENDS
BOLT HOLE QUANTITY 4 ALL ENDS
BOLT HOLE NOMINAL DIAMETER 0.618 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER 2.435 INCHES ALL ENDS
FLANGE FACE DESIGN RAISED STRAIGHT ALL ENDS
RAISED FACE NOMINAL HEIGHT 0.110 INCHES ALL ENDS
RAISED FACE NOMINAL DIAMETER 1.378 INCHES ALL ENDS
OPENING PRESSURE SETTING 50.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE 45.0 TO 75.0 POUNDS PER SQUARE INCH
FURNISHED ITEMS AND QUANTITY 1 WRENCH
III END ITEM IDENTIFICATION SHIP, OHIO CLASS SSN(TRIDENT)

Restrictions/Controls & Freight Information | NSN 4820-01-063-3819

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:UPrecious metal type is unknown
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 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 4820-01-063-3819

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
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