Product Details | SAFETY RELIEF VALVE

4820-01-420-8060 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: D5085416BM1, D50854-16-BM1, R10AF1F116BM1, 4820-01-420-8060, 01-420-8060, 4820014208060, 014208060

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 25 OCT 1995 01-420-8060

Drawings & Photos | NSN 4820-01-420-8060


Demand History | NSN 4820-01-420-8060

Part Number Request Date QTY Origin
D50854-16-BM1 2022-07-199 1 DIBBS
R10AF1F116BM1 2022-07-199 1 DIBBS
D50854-16-BM1 2022-07-187 1 DIBBS
R10AF1F116BM1 2022-07-187 1 DIBBS

Cross Reference | NSN 4820-01-420-8060

Part Number Cage Code Manufacturer
D50854-16-BM1 34889 HUNT VALVE COMPANY INC DBA UNION FLONETICS
R10AF1F116BM1 34889 HUNT VALVE COMPANY INC DBA UNION FLONETICS

Request a Quote

What Our Customers Say

Compare

NSNs for Compare ( up to 4 ): Add 4820-01-420-8060

Technical Data | NSN 4820-01-420-8060

Characteristic Specifications
MATERIAL COPPER ALLOY 922 BODY NICKEL ALLOY AND PLASTIC POLYTETRAFLUOROETHYLENE FLOW CONTROL DEVICE STEEL COMP 303 STEM
MATERIAL DOCUMENT AND CLASSIFICATION ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE STEM
STYLE DESIGNATOR C1 ANGLE
MAXIMUM OPERATING PRESSURE 200.0 POUNDS PER SQUARE INCH 1ST RESPONSE 400.0 POUNDS PER SQUARE INCH 2ND RESPONSE
MAXIMUM OPERATING TEMP 425.0 DEG FAHRENHEIT 1ST RESPONSE 150.0 DEG FAHRENHEIT 2ND RESPONSE
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
DISK LOADING METHOD SPRING
ADJUSTABLE PRESSURE RANGE 132.0 TO 163.0 POUNDS PER SQUARE INCH
III END ITEM IDENTIFICATION NIMITZ CLASS CVN

Restrictions/Controls & Freight Information | NSN 4820-01-420-8060

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 4820-01-420-8060

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 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