Product Details | SAFETY RELIEF VALVE

4820-01-507-0624 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: 27DC13M-U20/S4, 27DC13MU20S4, 30142 P/N 27DC13M-U20/S4 , 30142PN27DC13MU20S4, 4820-01-507-0624, 01-507-0624, 4820015070624, 015070624

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 17 APR 2003 01-507-0624

Drawings & Photos | NSN 4820-01-507-0624


Demand History | NSN 4820-01-507-0624

Part Number Request Date QTY Origin
4820-01-507-0624 2013-12-360 16 DIBBS
4820-01-507-0624 2013-12-344 16 DIBBS
4820-01-507-0624 2013-12-343 11 DIBBS
4820-01-507-0624 2013-11-311 2 DIBBS
4820-01-507-0624 2013-10-275 5 DIBBS
4820-01-507-0624 2013-06-162 2 DIBBS
4820-01-507-0624 2013-06-160 1 DIBBS
4820-01-507-0624 2012-12-354 1 DIBBS
4820-01-507-0624 2012-09-262 1 DIBBS
4820-01-507-0624 2009-04-92 1 DIBBS
4820-01-507-0624 2008-11-316 2 DIBBS

Cross Reference | NSN 4820-01-507-0624

Part Number Cage Code Manufacturer
27DC13M-U20/S4 72352 CURTISS-WRIGHT FLOW CONTROL CORPORATION
27DC13M-U20/S4 95169 CURTISS-WRIGHT FLOW CONTROL CORPORATION
30142 P/N 27DC13M-U20/S4 72352 CURTISS-WRIGHT FLOW CONTROL CORPORATION
30142 P/N 27DC13M-U20/S4 95169 CURTISS-WRIGHT FLOW CONTROL CORPORATION

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Technical Data | NSN 4820-01-507-0624

Characteristic Specifications
MATERIAL STEEL COMP 316 BODY
MATERIAL DOCUMENT AND CLASSIFICATION 316SS ASSN STD SINGLE MATERIAL RESPONSE BODY
STYLE DESIGNATOR C1 ANGLE
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED GAS, INERT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE G20B SOCKET 1ST END G20B SOCKET 2ND END
NOMINAL PIPE SIZE ACCOMMODATED 0.500 INCHES 1ST END 1.000 INCHES 2ND END
BONNET TYPE INSIDE SPRING
BONNET ATTACHMENT METHOD BOLTED
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING 181.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE 167.0 TO 189.0 POUNDS PER SQUARE INCH
SPECIAL FEATURES ALL ASSEMBLIES INCLUDE NUT & TAILPIECE. SHOCK AND VIBRATION PER MIL-S-901D & MIL-STD-167-1, COMPLETED.
III END ITEM IDENTIFICATION MATCALS; W/S RADAR AND IFF SYSTEMS
III PART NAME ASSIGNED BY CONTROLLING AGENCY 2700 KN SERIES RELIEF VALVE - MODEL 27DC13M-U20/S4 UNION FITTING CONNECTIONS GAS SERVICE.

Restrictions/Controls & Freight Information | NSN 4820-01-507-0624

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
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 4820-01-507-0624

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
ReparabilityDField Level Reparables
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each