PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5493308Heating Element,electrical,nonim

Naval Sea Systems Command · NSN 4520-01-218-6559 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-01-218-6559 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-218-6559. Primary manufacturer part number: 5493308.
Features
  • Heating Element,electrical,nonim — FSC 4520
  • 3 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-218-6559, is classified within Federal Supply Class 4520 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Naval Sea Systems Command. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameHeating Element,electrical,nonim
FSC / FSG4520 — No Item Name Available (FSG 45)
ManufacturersNorth Wind Test Llc (CAGE 54933); Naval Sea Systems Command (CAGE 53711); Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (CAGE 65586)
Technical Specifications
ParameterValue
NSN4520-01-218-6559
Primary Part Number5493308
Item NameHeating Element,electrical,nonim
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
8105-00-117-98818105-00-117-9881 INTERCHANGEABLE
Sack,shipping
Alphapointe
3110-00-156-1715 INTERCHANGEABLE
Bearing,ball,thrust
4520-00-174-4585 INTERCHANGEABLE
Heating Element,electrical,nonim
3460-00-243-2144 INTERCHANGEABLE
Bar,boring Tool
4520-00-779-2505P35880013 INTERCHANGEABLE
Heating Element,electrical,nonim
Entron Industries Limited Partnership Dba Entron Industries Property Div
2940-00-922-20508322064 INTERCHANGEABLE
Filter Element,fluid
Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc
5306-01-177-086208 INTERCHANGEABLE
Bolt,u
Chicago Hardware and Fixture Company
4520-01-228-7647131959 INTERCHANGEABLE
Heating Element,electrical,nonim
Chromalox Inc Dba Chromalox Precision Heat and Control, Inc
4820-01-230-64322532408 INTERCHANGEABLE
Body,valve
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
8040-01-329-913808 INTERCHANGEABLE
Adhesive
Pacer Technology
Cross-Reference Index
Part NumberManufacturer
08 North Wind Test Llc (USA)
5493308 PRIMARY Naval Sea Systems Command (USA)
PT512 Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA)
Related Parts
8105-00-117-9881INTERCHANGEABLE
SACK,SHIPPING
8105-00-117-9881
3110-00-156-1715INTERCHANGEABLE
BEARING,BALL,THRUST
4520-00-174-4585INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
3460-00-243-2144INTERCHANGEABLE
BAR,BORING TOOL
4520-00-779-2505INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
P35880013
2940-00-922-2050INTERCHANGEABLE
FILTER ELEMENT,FLUID
8322064
5306-01-177-0862INTERCHANGEABLE
BOLT,U
08
4520-01-228-7647INTERCHANGEABLE
HEATING ELEMENT,ELECTRICAL,NONIM
131959
4820-01-230-6432INTERCHANGEABLE
BODY,VALVE
2532408
8040-01-329-9138INTERCHANGEABLE
ADHESIVE
08

Frequently Asked Questions

What is NSN 4520-01-218-6559?

NSN 4520-01-218-6559 is a Heating Element,electrical,nonim, manufactured by Naval Sea Systems Command, classified under FSC 4520 (No Item Name Available). Status: active.

What are the part numbers for NSN 4520-01-218-6559?

NSN 4520-01-218-6559 has 3 cross-referenced part numbers: 08 (North Wind Test Llc), 5493308 (Naval Sea Systems Command), PT512 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc).

What NSN replaces 4520-01-218-6559?

There are 10 known substitutes for 4520-01-218-6559: 8105-00-117-9881, 3110-00-156-1715, 4520-00-174-4585 and 7 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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