Premium Information is available for this item - Upgrade for $1 a day
4520-01-520-7421
Immersion Type Electrical Heating Element
4520015207421 015207421 189229 156-500531-502
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. View more Immersion Type Electrical Heating Element
![]()
May 2023
1

Marketplace 4520-01-520-7421
Request a Quotation from participating marketplace vendors
Related Documents 4520-01-520-7421 5+ Documents (More...)
BUY NE FedMall Updated Every Day 4520-01-520-7421 RQST NE Updated Every Day 4520-01-520-7421 RQST
Updated Every Day 4520-01-520-7421 RQST NE Related Documents 4520-01-520-7421 5+ Documents ( More...
Immersion Type Electrical Heating Element ITEM 21 189229-0030L1 234804 ITEM 21L1 236403 ITEM 21L1
https//www.nsnlookup.com / Dial Window 5355121765200121765200 -0030 234804 ITEM 21 236403 ITEM 21 189229
Immersion Type Electrical Heating Element 5355121765200121765200 -0030 234804 ITEM 21 236403 ITEM 21 189229
-0030 234804 ITEM 21 236403 ITEM 21 189229-0030L1 234804 ITEM 21L1 236403 ITEM 21L1 Managed by United
https//www.nsnlookup.com /fsg-48/fsc-4820/us 4820-01-163-8729 Orifice Housing 4820011638729011638729 189229
Heating Element Upgrade your Account Upgrade 4820-01-163-8729Orifice Housing4820011638729 011638729 189229
-5355/de 5355-12-176-5200 Dial Window 5355121765200 121765200 -0030 234804 ITEM 21 236403 ITEM 21 189229
Restrictions 4520-01-520-7421
4520-01-520-7421 is a Immersion Type Electrical Heating Element that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Demilitarization of this item has been confirmed and is not currently subject to changes. This item is considered a low risk when released from the control of the Department of Defense. The item may still be subject to the requirements of the Export Administration Regulations (EAR) and the Code of Federal Regulations (CFR). This item is not suspected to be hazardous. This item does not contain a precious metal.
Import and Export 4520-01-520-7421
- Schedule B
- Subscribe to View Schedule B
- HTS Code
- Subscribe to View HTS Code
End Users 4520-01-520-7421
- US Navy (N9BZ)
- Effective Date:
- 1 Sep 2006
- Former MOE Rule:
- N9ZD
- Supplementary Collaborators:
- HD
Approved Sources 4520-01-520-7421
- Part Number
- Manufacturer
- Status
- 189229
- Manufacturer
- 65586 - Chromalox Inc (Active)
- Primary Buy
- Primary Buy
- 156-500531-502
- 65586 - Chromalox Inc (Active)
- Secondary Buy
- Secondary Buy
Datasheet 4520-01-520-7421
- Characteristic
- Specifications
- FIIG
- Specifications
- A01900
- Element Quantity [BHHK]
- 3
- Element Radiation Spectrum [ABJA]
- Noninfrared
- Conduit Opening Size [ABNT]
- 0.750 Inches Nominal
- Body Style [AAQL]
- Screw Type
- Material [MATT]
- Nickel Alloy Sheath
- Length [ABRY]
- 32.250 Inches Nominal
- Special Features [FEAT]
- 2-1/2 Inch Npt Stainless Steel Screw Plug -- Incoly Sheath Elements -- High Watt Density (46-53 W/Psi) -- 3-18Kw -- Integrai Thermostat (Dpst) -- 240 & 480 Volt, 3 Phase --- General Purpose Terminal Enclosure -- Model Armti-3120T2 -- 60 - 250 Deg F Thermonstat T2
- Overall Length [ABHP]
- 39.312 Inches Nominal
- Phase [FAAZ]
- Three 1St Voltage
- Voltage In Volts And Current Type [CSBH]
- 480.0 Ac 1St Voltage
- Watt Density Rating [ABNS]
- 46.0 Per Square Inch 1St Voltage Or 53.0 Per Square Inch 1St Voltage
DLA Procurement Analysis 4520-01-520-7421
Management Data 4520-01-520-7421
Navy
- Cognizance:
- 3B
Similar Supply Items to 4520-01-520-7421


















Freight Information 4520-01-520-7421
4520-01-520-7421 has freight characteristics managed by the Southwestern Power Administration.It has a National Motor Freight Classification (NMFC) of 026040. A Sub NMFC of X. It has a NMFC Description of ELEMENTS IMMERSION HEATING. 4520-01-520-7421 is rated as class 77.5 when transported by Less-Than Truckload (LTL) freight. It has a Uniform Freight Classification (UFC) number of 34830 which rates the freight between FCL and LCL. 4520-01-520-7421 has a variance between NMFC and UFC when transported by rail and the description should be consulted. It has a Water Commodity Code (WCC) of 658 for ocean manifesting and military sealift. 4520-01-520-7421 is not classified as a special type of cargo when transported by water. 4520-01-520-7421 is not a consolidation and does not exceed 84" in any dimension. It should be compatible with a standard 72" Aircraft Cargo Door when transported by air.
Contracting Technical Data File (CTDF) 4520-01-520-7421 October 2021
Criticality and Quality
- Critical Item Code:
- Flight Safety:
- Life Support:
- Certified Samples:
- Serialization:
- First Article Test (FAT):
- Certificate of Quality Compliance:
- Production Lot Testing:
- Special Testing:
- Qualified Products List (QPL):
Commercial Properties
- Government Furnished Material:
- Government Furnished Tooling:
- Government Furnished Property:
- Price Evaluation Code:
- Diminshing Manufacturing Sources:
- Warranty:
- Commerical Off The Shelf (COTS):
- End Item Application:
- Auctioning Candidate:
- Source of Procurement:
- Contract Option:
Restrictions
- Boeing Rights Guard:
- Export Controlled:
- Controlled Technical Data Package (TDP):
- Restricted Technical Data Package (TDP):
- Contains Classified Material
- Weapons System Indicator Code (WSIC):
- N
Packaging Requirements
- Packaging Determination Table:
- Packaging Review Code:
- Special Packaging Instruction Number (SPIN):
- Special Packaging Instruction Number Revision:
- Special Packaging Instruction Number Date:
- Pallet Reference Number Required: