Product Details | SAFETY RELIEF VALVE

4820-01-130-8478 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: 8712, 8712R51M, 4820-01-130-8478, 01-130-8478, 4820011308478, 011308478

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 29 APR 1982 01-130-8478

Drawings & Photos | NSN 4820-01-130-8478


Demand History | NSN 4820-01-130-8478

Part Number Request Date QTY Origin
0871201S0151 2019-04-105 1 DIBBS
8712R51M 2019-04-94 1 DIBBS
8712R51M 2019-03-67 1 DIBBS
8712R51M 2019-02-45 1 DIBBS
4820-01-130-8478 2018-11-316 1 Brazil
4820-01-130-8478 2018-11-305 1 DIBBS
4820-01-130-8478 2010-10-301 2 DIBBS
4820-01-130-8478 2009-04-106 2 DIBBS

Cross Reference | NSN 4820-01-130-8478

Part Number Cage Code Manufacturer
8712 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
8712 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
8712R51M 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
8712R51M 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM

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Technical Data | NSN 4820-01-130-8478

Characteristic Specifications
MATERIAL COPPER ALLOY BODY NICKEL ALLOY FLOW CONTROL DEVICE NICKEL ALLOY SEAT 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 FLOW CONTROL DEVICE QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM
STYLE DESIGNATOR A7 ANGLE
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED GAS, INERT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 1500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 180.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE G21B STREAMLINED WITH ONE BRAZING RING ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED 0.250 INCHES ALL ENDS
BONNET TYPE INSIDE SPRING
BONNET ATTACHMENT METHOD BOLTED
DISK LOADING METHOD SPRING
ADJUSTABLE PRESSURE RANGE 151.0 TO 180.0 POUNDS PER SQUARE INCH
III END ITEM IDENTIFICATION LOS ANGELES CLASS SSN(688)

Restrictions/Controls & Freight Information | NSN 4820-01-130-8478

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 671 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 4820-01-130-8478

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