Product Details | IMMERSION TYPE ELECTRICAL HEATING ELEMENT

4520-01-556-3446 An electrical device in the form of a resistor consisting of a resistance wire, an insulating material, and a sheath. It is designed to transform electrical current into heat while immersed in a liquid to be heated or in contact with materials to be melted. It may include an automatic control to regulate the amount of heat generated.2042590000041300045Refrigeration and Air Conditioning Components44100018Industrial Boilers45200033Space and Water Heating Equipment

Part Alternates: F154403NLY, 155044239013, 155-044239-013, 17749 REV C SHT 3 PC 11, 17749REVCSHT3PC11, 4520-01-556-3446, 01-556-3446, 4520015563446, 015563446

Plumbing, Heating, and Waste Disposal Equipment | Space and Water Heating Equipment

Supply Group (FSG) NSN Assign. NIIN
45 02 OCT 2007 01-556-3446

Drawings & Photos | NSN 4520-01-556-3446


Demand History | NSN 4520-01-556-3446

Part Number Request Date QTY Origin
4520-01-556-3446 2015-04-99 2 DIBBS
4520-01-556-3446 2014-11-329 1 DIBBS
4520-01-556-3446 2014-08-215 2 DIBBS
4520-01-556-3446 2014-06-169 2 DIBBS
4520-01-556-3446 2014-05-148 1 DIBBS
4520-01-556-3446 2013-09-269 20 DIBBS
4520-01-556-3446 2013-09-254 20 DIBBS
4520-01-556-3446 2013-08-239 20 DIBBS

Cross Reference | NSN 4520-01-556-3446

Part Number Cage Code Manufacturer
155-044239-013 19857 ELECTRIC HEATER COMPANY, THE DBA HUBBELL-ELECTRIC HEATER CO
17749 REV C SHT 3 PC 11 19857 ELECTRIC HEATER COMPANY, THE DBA HUBBELL-ELECTRIC HEATER CO
F154403NLY 65586 CHROMALOX, INC. DBA OGDEN

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Technical Data | NSN 4520-01-556-3446

Characteristic Specifications
BODY STYLE 53 TUBULAR, FLANGED, WITH TERMINALS
OVERALL LENGTH 22.125 INCHES NOMINAL
LENGTH 18.750 INCHES MINIMUM AND 19.250 INCHES MAXIMUM
ELEMENT RADIATION SPECTRUM NONINFRARED
MATERIAL STEEL CORROSION RESISTING SHEATH
MATERIAL DOCUMENT AND CLASSIFICATION MIL-H-22577 MIL SPEC ALL MATERIAL RESPONSES SHEATH
VOLTAGE IN VOLTS AND CURRENT TYPE 440.0 AC SINGLE VOLTAGE
FREQUENCY IN HERTZ 60.0
MAXIMUM WATTAGE RATING IN WATTS 15000.0 SINGLE VOLTAGE
ELEMENT QUANTITY 3
ELEMENT CONNECTION STYLE 4 STUD TYPE
TERMINAL QUANTITY 6
SPECIAL FEATURES MATERIAL FOR RESISTANCE WIRE IS NI/CR; MATERIAL FOR RESISTANCE WIRE SUPPORT INSULATION IS CERAMIC
III END ITEM IDENTIFICATION HEATER,WATER 17749 TYPE 4
III PART NAME ASSIGNED BY CONTROLLING AGENCY HEATING ELEMENT

Restrictions/Controls & Freight Information | NSN 4520-01-556-3446

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 026040 ELEMENTS IMMERSION HEATING
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 658 unknown
Originating Activity Code HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
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 4520-01-556-3446

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 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