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NSN 4520-01-642-6497Government record, cited

Heater, Water, Electric4520-01-642-6497

NSN 4520-01-642-6497 · NIIN 016426497 · Part number 3CS-M4B-480-3PH
Hatco Corp · FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 20087
Government record, cited
NSN 4520-01-642-6497 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-642-6497. Manufacturer of record part number: 3CS-M4B-480-3PH.
Also searched as  4520-01-642-6497 · 4520016426497 · NIIN 016426497 · 01-642-6497 · FSC 4520 Space and Water Heating Equipment · CAGE 20087 · 3CS-M4B-480-3PH
Nearby stock numbers  ·
Features
  • Heater,water,electric — FSC 4520
  • Thermostatic Switch: INCLUDED
  • Water Outlet Connection Quantity: 1
  • Phase: THREE
  • Water Inlet Connection Quantity: 1
  • Material: STEEL CORROSION RESISTING
  • 1 manufacturer part number on file
  • Manufacturer of record: Hatco Corp
Identification
  • NSN: 4520-01-642-6497
  • NIIN: 016426497
  • FSC: 4520 — Space and Water Heating Equipment
  • FSG: 45 — Plumbing, Heating, and Waste Disposal
  • Primary part number: 3CS-M4B-480-3PH
  • Manufacturer: Hatco Corp
General Description

The Heater,water,electric, cataloged under National Stock Number 4520-01-642-6497, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Hatco Corp. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4520-01-642-6497
Primary Part Number3CS-M4B-480-3PH
Item NameHeater,water,electric
FSC / FSG4520 / 45 — Space and Water Heating Equipment
ManufacturerHatco Corp
StatusACTIVE
Thermostatic SwitchINCLUDED
Water Outlet Connection Quantity1
PhaseTHREE
Water Inlet Connection Quantity1
MaterialSTEEL CORROSION RESISTING
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
3CS-M4B-480-3PH PRIMARY Hatco Corp (USA)
No interchangeability data on file.
Other items in FSC 4520 — Space and Water Heating Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4520-00-000-0098
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-000-0099
4520-00-000-0099 · Item name not on file
4520-00-001-1240
4520-00-001-1240 · Item name not on file
4520-00-001-3518
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-3519
HEATING ELEMENT,ELECTRICAL,IMMER
4520-00-001-6052
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-6298
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-7726
HEATER,DUCT TYPE,PORTABLE

Frequently Asked Questions

What is NSN 4520-01-642-6497?

NSN 4520-01-642-6497 is a Heater,water,electric, manufactured by Hatco Corp, classified under FSC 4520, Space and Water Heating Equipment. Status: active.

What part numbers are listed for NSN 4520-01-642-6497?

NSN 4520-01-642-6497 has 1 manufacturer part number on file: 3CS-M4B-480-3PH (Hatco Corp).

What are the specifications of 3CS-M4B-480-3PH?

Key specifications for 3CS-M4B-480-3PH: Thermostatic Switch: INCLUDED; Water Outlet Connection Quantity: 1; Phase: THREE; Water Inlet Connection Quantity: 1. 5 specifications are documented in the U.S. Government catalog.

Is NSN 4520-01-642-6497 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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