PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17745Heater,water,electric

The Electric Heater Co Dba Hubbell Electric Heater Co. · NSN 4520-01-317-5436 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-01-317-5436 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-317-5436. Primary manufacturer part number: 17745.
Features
  • Heater,water,electric — FSC 4520
  • Water Inlet Connection Quantity: 1
  • Material: COPPER ALLOY
  • Water Outlet Connection Quantity: 1
  • Frequency in Hertz: 60.0
  • Operating Pressure: 110.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
  • Phase: THREE
  • Surface Treatment: PAINT OUTSIDE
Applications
  • Applications requiring Copper Alloy construction
General Description

The Heater,water,electric, cataloged under National Stock Number 4520-01-317-5436, 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 The Electric Heater Co Dba Hubbell Electric Heater Co.. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4520-01-317-5436
Primary Part Number17745
Item NameHeater,water,electric
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerThe Electric Heater Co Dba Hubbell Electric Heater Co.
StatusACTIVE
Water Inlet Connection Quantity1
MaterialCOPPER ALLOY
Water Outlet Connection Quantity1
Frequency in Hertz60.0
Operating Pressure110.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
PhaseTHREE
Surface TreatmentPAINT OUTSIDE
Overall Diameter42.000 INCHES NOMINAL IN
Thermostatic SwitchINCLUDED
Heating Element TypeANY ACCEPTABLE
Capacity430.0 GALLONS TANK
Water Outlet Connection Thread Size and Series/type Designator2-11-1/2 NPT
Attachment DeviceINCLUDED
Insulated FeatureNOT INCLUDED
Heating Capacity Per Hour430.0 GALLONS
Water Inlet Connection Thread Size and Series/type Designator2-11-1/2 NPT
Temp Rise Per Hour90.0 FAHRENHEIT DEGF
Specification/standard Data81349-MIL-H-965D AMEND 2 GOVERNMENT SPECIFICATION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-100-0802420 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Federal-Mogul Corp Government Sales Dept
6150-01-307-0256549F INTERCHANGEABLE
Cable Assembly,special Purpose,e
Belden, Inc.
4520-01-317-543817746 INTERCHANGEABLE
Heater,water,electric
The Electric Heater Co Dba Hubbell Electric Heater Co.
4520-01-317-8979 INTERCHANGEABLE
Heater,water,electric
Cross-Reference Index
Part NumberManufacturer
17745 PRIMARY The Electric Heater Co Dba Hubbell Electric Heater Co. (USA)
MIL-H-965D Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
3110-00-100-0802INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
420
6150-01-307-0256INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
549F
4520-01-317-5438INTERCHANGEABLE
HEATER,WATER,ELECTRIC
17746
4520-01-317-8979INTERCHANGEABLE
HEATER,WATER,ELECTRIC

Frequently Asked Questions

What is NSN 4520-01-317-5436?

NSN 4520-01-317-5436 is a Heater,water,electric, manufactured by The Electric Heater Co Dba Hubbell Electric Heater Co., classified under FSC 4520 (No Item Name Available). Status: active.

What are the part numbers for NSN 4520-01-317-5436?

NSN 4520-01-317-5436 has 2 cross-referenced part numbers: 17745 (The Electric Heater Co Dba Hubbell Electric Heater Co.), MIL-H-965D (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 4520-01-317-5436?

There are 4 known substitutes for 4520-01-317-5436: 3110-00-100-0802, 6150-01-307-0256, 4520-01-317-5438 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 17745?

Key specifications for 17745: Water Inlet Connection Quantity: 1; Material: COPPER ALLOY; Water Outlet Connection Quantity: 1; Frequency in Hertz: 60.0. 19 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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