PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4566Heating Element,electrical,immer

Better Engineering Manufacturing Inc · NSN 4520-01-470-3291 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-01-470-3291 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-470-3291. Primary manufacturer part number: 4566.
Features
  • Heating Element,electrical,immer — FSC 4520
  • Phase: SINGLE SINGLE VOLTAGE
  • Element Quantity: 3
  • Voltage in Volts and Current Type: 480.0 AC SINGLE VOLTAGE
  • Body Style: TUBULAR, SCREW TYPE
  • 1 verified cross-reference
  • Primary manufacturer: Better Engineering Manufacturing Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Heating Element,electrical,immer, cataloged under National Stock Number 4520-01-470-3291, 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 Better Engineering Manufacturing Inc. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4520-01-470-3291
Primary Part Number4566
Item NameHeating Element,electrical,immer
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerBetter Engineering Manufacturing Inc
StatusACTIVE
PhaseSINGLE SINGLE VOLTAGE
Element Quantity3
Voltage in Volts and Current Type480.0 AC SINGLE VOLTAGE
Body StyleTUBULAR, SCREW TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5910-00-195-3712456-6 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
Cornell-Dubilier Marketing Inc
2590-00-737-7205 INTERCHANGEABLE
Piston
5950-00-874-41092885035 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6625-01-120-6520 INTERCHANGEABLE
Adapter,test
4820-01-244-2729 INTERCHANGEABLE
Diaphragm,actuator Valve,special
5210-01-435-680442-6 INTERCHANGEABLE
Caliper,hermaphrodite
L.s. Starrett Company (the) Div Tool Division
6640-01-558-3654 INTERCHANGEABLE
Case,carrying,field Incubator
Cross-Reference Index
Part NumberManufacturer
4566 PRIMARY Better Engineering Manufacturing Inc (USA)
Related Parts
5910-00-195-3712INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
456-6
2590-00-737-7205INTERCHANGEABLE
PISTON
5950-00-874-4109INTERCHANGEABLE
TRANSFORMER,POWER
2885035
6625-01-120-6520INTERCHANGEABLE
ADAPTER,TEST
4820-01-244-2729INTERCHANGEABLE
DIAPHRAGM,ACTUATOR VALVE,SPECIAL
5210-01-435-6804INTERCHANGEABLE
CALIPER,HERMAPHRODITE
42-6
6640-01-558-3654INTERCHANGEABLE
CASE,CARRYING,FIELD INCUBATOR

Frequently Asked Questions

What is NSN 4520-01-470-3291?

NSN 4520-01-470-3291 is a Heating Element,electrical,immer, manufactured by Better Engineering Manufacturing Inc, classified under FSC 4520 (No Item Name Available). Status: active.

What are the part numbers for NSN 4520-01-470-3291?

NSN 4520-01-470-3291 has 1 cross-referenced part number: 4566 (Better Engineering Manufacturing Inc).

What NSN replaces 4520-01-470-3291?

There are 7 known substitutes for 4520-01-470-3291: 5910-00-195-3712, 2590-00-737-7205, 5950-00-874-4109 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4566?

Key specifications for 4566: Special Features: TICONDEROGA CLASS CG (47); Phase: SINGLE SINGLE VOLTAGE; Element Quantity: 3; Voltage in Volts and Current Type: 480.0 AC SINGLE VOLTAGE. 6 total characteristics are documented in the Federal Logistics Information System.

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