Product Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-01-161-0907 A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also VALVE, SAFETY RELIEF and VALVE, REGULATING. TEMPERATURE.

Part Alternates: N240X, N240XM2, N240X-M2, 6461150, 6461-150, 121755, 4820-01-161-0907, 01-161-0907, 4820011610907, 011610907

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 31 AUG 1983 01-161-0907

Drawings & Photos | NSN 4820-01-161-0907


Demand History | NSN 4820-01-161-0907

Part Number Request Date QTY Origin
6461-150 2022-10-279 28 DIBBS
N240X 2022-10-279 28 DIBBS
6461-150 2022-07-206 32 DIBBS
N240X 2022-07-206 32 DIBBS
6461-150 2022-07-195 32 DIBBS
N240X 2022-07-195 32 DIBBS
6461-150 2021-09-257 11 DIBBS
N240X 2021-09-257 11 DIBBS
6461-150 2021-08-243 11 DIBBS
N240X 2021-08-243 11 DIBBS
4820-01-161-0907 2015-12-341 34 DIBBS
4820-01-161-0907 2014-11-334 30 DIBBS
4820-01-161-0907 2013-03-87 13 DIBBS
4820-01-161-0907 2012-10-284 6 DIBBS
4820-01-161-0907 2012-04-103 5 DIBBS
4820-01-161-0907 2011-08-237 5 DIBBS
4820-01-161-0907 2010-07-211 6 DIBBS
4820-01-161-0907 2010-06-166 4 DIBBS
4820-01-161-0907 2009-10-303 5 DIBBS
4820-01-161-0907 2009-09-251 1 DIBBS

Cross Reference | NSN 4820-01-161-0907

Part Number Cage Code Manufacturer
121755 95368 AERCO INTERNATIONAL, INC.
6461-150 95368 AERCO INTERNATIONAL, INC.
N240X 79227 WATTS REGULATOR CO
N240X-M2 79227 WATTS REGULATOR CO

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Technical Data | NSN 4820-01-161-0907

Characteristic Specifications
BODY STYLE A7 ANGLE
BODY MATERIAL COPPER ALLOY
FLOW CONTROL DEVICE DISK, FLAT
END CONNECTION QUANTITY 2
FIRST END CONNECTION TYPE THREADED INTERNAL PIPE
FIRST END STYLE DESIGNATOR G11 PLAIN
FIRST END NOMINAL PIPE SIZE ACCOMMODATED 1.000 INCHES
FIRST END THREAD DIRECTION RIGHT-HAND
FIRST END THREAD SERIES DESIGNATOR NPT
FIRST END NOMINAL THREAD SIZE 1.000 INCHES
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
TEMP ADJUSTABILITY NOT ADJUSTABLE
MEDIA FOR WHICH DESIGNED WATER, FRESH
TEMP RATING 210.0 DEG FAHRENHEIT
VALVE DISCHARGE FLOW RATE NOT RATED
TEMP CONTROL DEVICE TYPE THERMOSTATIC
ADJUSTABLE PRESSURE RANGE 75.0 TO 160.0 POUNDS PER SQUARE INCH
III END ITEM IDENTIFICATION AERCO INT INC WATER HEATER MODEL NO. SW1B-PLUS 2

Restrictions/Controls & Freight Information | NSN 4820-01-161-0907

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 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 4820-01-161-0907

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 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