Product Details | SAFETY RELIEF VALVE

4820-01-227-1013 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: NMP1140, NMP1140DHB106, NMP1140-DHB-106, DHB-106 X NMP 1140 REV-A 56T70, DHB10656T70PSISPECIAL, DHB-106-56T70PSI-SPECIAL, DHB106XNMP1140REVA56T70, 4820-01-227-1013, 01-227-1013, 4820012271013, 012271013

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 28 FEB 1986 01-227-1013

Drawings & Photos | NSN 4820-01-227-1013


Demand History | NSN 4820-01-227-1013

Part Number Request Date QTY Origin
NMP114002G0060 2025-01-22 2 DIBBS
NMP1140E02G0060 2025-01-22 2 DIBBS
NMP114002G0060 2024-12-344 2 DIBBS
NMP1140E02G0060 2024-12-344 2 DIBBS
NMP114002G0060 2023-11-331 2 DIBBS
NMP1140E02G0060 2023-11-331 2 DIBBS
NMP114002G0060 2023-11-320 2 DIBBS
NMP1140E02G0060 2023-11-320 2 DIBBS
NMP114002G0060 2023-04-107 2 DIBBS
NMP1140E02G0060 2023-04-107 2 DIBBS
NMP114002G0060 2023-04-96 2 DIBBS
NMP1140E02G0060 2023-04-96 2 DIBBS
NMP114002G0060 2023-02-58 1 DIBBS
NMP1140E02G0060 2023-02-58 1 DIBBS
NMP114002G0060 2023-02-45 1 DIBBS
NMP1140E02G0060 2023-02-45 1 DIBBS
NMP1140E02G0060 2021-01-04 3 DIBBS
NMP1140E02G0060 2020-10-294 2 DIBBS
NMP1140E02G0060 2020-08-233 1 DIBBS
NMP1140E02G0060 2019-05-136 1 DIBBS
4820-01-227-1013 2018-03-84 3 DIBBS
4820-01-227-1013 2017-09-260 1 DIBBS
4820-01-227-1013 2017-04-100 2 DIBBS
4820-01-227-1013 2017-03-61 2 DIBBS
4820-01-227-1013 2017-02-37 2 DIBBS
4820-01-227-1013 2016-12-355 3 DIBBS
4820-01-227-1013 2016-12-340 3 DIBBS

Cross Reference | NSN 4820-01-227-1013

Part Number Cage Code Manufacturer
DHB-106 X NMP 1140 REV-A 56T70 75954 KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
DHB-106-56T70PSI-SPECIAL 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
DHB-106-56T70PSI-SPECIAL 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
DHB-106-56T70PSI-SPECIAL 75954 KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
NMP1140 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
NMP1140 75954 KUNKLE INDUSTRIES INC LONERGAN VALVE DIV
NMP1140-DHB-106 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
NMP1140-DHB-106 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
NMP1140-DHB-106 75954 KUNKLE INDUSTRIES INC LONERGAN VALVE DIV

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Technical Data | NSN 4820-01-227-1013

Characteristic Specifications
MATERIAL COPPER ALLOY 922 BODY NICKEL ALLOY FLOW CONTROL DEVICE NICKEL ALLOY STEM
STYLE DESIGNATOR C1A ANGLE FLANGED ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE 5.375 INCHES
SECOND CONNECTION FACE TO CENTERLINE DISTANCE 6.000 INCHES
VALVE SIZE 4.000 INCHES
FLOW CONTROL DEVICE DISK
MAXIMUM OPERATING PRESSURE 150.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 150.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE FLANGE ALL ENDS
FLANGE SHAPE ROUND WITH HOLES ALL ENDS
NOMINAL OUTSIDE DIAMETER 7.688 INCHES ALL ENDS
NOMINAL THICKNESS 1.000 INCHES 1ST END 0.500 INCHES 2ND END
BOLT HOLE QUANTITY 8 ALL ENDS
BOLT HOLE NOMINAL DIAMETER 0.562 INCHES ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER 6.562 INCHES ALL ENDS
FLANGE FACE DESIGN PLAIN ALL ENDS
BONNET TYPE INSIDE SPRING
BONNET ATTACHMENT METHOD BOLTED
DISK LOADING METHOD SPRING
ADJUSTABLE PRESSURE RANGE 56.0 TO 70.0 POUNDS PER SQUARE INCH
III SUPPLEMENTARY FEATURES THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL. THE CURRENT APPROVED SOURCE, 15187, HAS INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984. THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984

Restrictions/Controls & Freight Information | NSN 4820-01-227-1013

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 4820-01-227-1013

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 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