Product Details | SAFETY RELIEF VALVE

4820-01-151-8950 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: YB2385E224, 1382-1IN 30T50PSI, 13821IN30T50PSI, 2385E224, 4820-01-151-8950, 01-151-8950, 4820011518950, 011518950

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 23 APR 1983 01-151-8950

Drawings & Photos | NSN 4820-01-151-8950


Demand History | NSN 4820-01-151-8950

Part Number Request Date QTY Origin
YB2385E224 2024-06-179 4 DIBBS
YB2385E224 2024-05-151 2 DIBBS
YB2385E224 2024-01-25 2 DIBBS
YB2385E224 2023-12-341 5 DIBBS
4820-01-151-8950 2023-09-270 32 us
YB2385E224 2020-03-72 2 DIBBS
YB2385E224 2020-02-37 1 DIBBS
4820-01-151-8950 2016-03-63 2 DIBBS
4820-01-151-8950 2015-12-343 2 DIBBS
4820-01-151-8950 2015-10-288 1 DIBBS
4820-01-151-8950 2015-01-19 1 DIBBS
4820-01-151-8950 2012-07-190 1 DIBBS
4820-01-151-8950 2011-11-328 1 DIBBS
4820-01-151-8950 2009-01-07 1 DIBBS

Cross Reference | NSN 4820-01-151-8950

Part Number Cage Code Manufacturer
1382-1IN 30T50PSI 35795 LESLIE CONTROLS, INC.
2385E224 35795 LESLIE CONTROLS, INC.
YB2385E224 35795 LESLIE CONTROLS, INC.

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Technical Data | NSN 4820-01-151-8950

Characteristic Specifications
MATERIAL COPPER ALLOY BODY RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE NICKEL ALLOY STEM
MATERIAL DOCUMENT AND CLASSIFICATION QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM
STYLE DESIGNATOR C1 ANGLE
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED WATER, SALT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 180.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE 40.0 GALLONS PER MINUTE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE G30B SOCKET WITH BRAZING RING ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED 1.000 INCHES ALL ENDS
RENEWABLE SEAT RING TYPE BOLTED
DISK LOADING METHOD SPRING
ADJUSTABLE PRESSURE RANGE 30.0 TO 50.0 POUNDS PER SQUARE INCH
FURNISHED ITEMS AND QUANTITY 2 NUT AND 2 TAILPIECE

Restrictions/Controls & Freight Information | NSN 4820-01-151-8950

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 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 4820-01-151-8950

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