PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

W-H-196 GPASE2TY4SZ52MODELRDHeater,water,electric

General Services Administration Federal Supply Service · NSN 4520-00-143-9400 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-00-143-9400 — this item is cataloged by the U.S. Government under National Stock Number 4520-00-143-9400. Primary manufacturer part number: W-H-196 GPASE2TY4SZ52MODELRD.
Features
  • Heater,water,electric — FSC 4520
  • Capacity: 52.0 GALLONS TANK
  • Insulated Feature: INCLUDED
  • Surface Treatment: GLASS FIBER INSIDE
  • Switch Type: DOUBLE THROW
  • Attachment Device: NOT INCLUDED
  • Heating Element Type: DOUBLE
  • Frequency in Hertz: 60.0
Applications
  • Applications requiring Steel construction
General Description

The Heater,water,electric, cataloged under National Stock Number 4520-00-143-9400, 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 General Services Administration Federal Supply Service. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4520-00-143-9400
Primary Part NumberW-H-196 GPASE2TY4SZ52MODELRD
Item NameHeater,water,electric
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerGeneral Services Administration Federal Supply Service
StatusCANCELLED
Capacity52.0 GALLONS TANK
Insulated FeatureINCLUDED
Surface TreatmentGLASS FIBER INSIDE
Switch TypeDOUBLE THROW
Attachment DeviceNOT INCLUDED
Heating Element TypeDOUBLE
Frequency in Hertz60.0
Thermostatic SwitchINCLUDED
Surface TreatmentENAMEL OUTSIDE
Water Outlet Connection Thread Size and Series/type Designator3/4-14 NPT
Water Inlet Connection Thread Size and Series/type Designator3/4-14 NPT
Water Outlet Connection Quantity1
Environmental Attribute CodeWATER HEATERS, ELECTRIC RESISTANCE, RESIDENTIAL - FEMP-HEATING AND COOLING - ENERGY EFFICIENT PRODUCTS
PhaseSINGLE
Water Inlet Connection Quantity1
Operating Pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
MaterialSTEEL
Voltage in Volts and Current Type230.0 AC
Heating Element Wattage Rating1000.000 LOWER AND 1500.000 UPPER
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4520-00-033-4283 INTERCHANGEABLE
Heater,water,electric
4520-00-033-4284 INTERCHANGEABLE
Heater,water,electric
4520-00-033-4286 INTERCHANGEABLE
Heater,water,electric
4520-00-033-4287 INTERCHANGEABLE
Heater,water,electric
4520-00-101-39653570K33 INTERCHANGEABLE
Heater,water,electric
Mcmaster-Carr Supply Co
4520-00-101-3967 INTERCHANGEABLE
Heater,water,electric
4520-00-143-9399 INTERCHANGEABLE
Heater,water,electric
4520-00-143-9548 INTERCHANGEABLE
Heater,water,gas
4520-00-151-675381VP20S INTERCHANGEABLE
Heater,water,electric
Rheem Mfg Co
4520-00-585-2986 INTERCHANGEABLE
Heater,water,gas
Cross-Reference Index
Part NumberManufacturer
W-H-196 GPASE2TY4SZ52MODELRD General Services Administration Federal Supply Service (USA)
W-H-196 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
A-A-2956 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
AA29564R2R52 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
UL 174 Underwriters Laboratories Inc (USA)
Related Parts
4520-00-033-4283INTERCHANGEABLE
HEATER,WATER,ELECTRIC
4520-00-033-4284INTERCHANGEABLE
HEATER,WATER,ELECTRIC
4520-00-033-4286INTERCHANGEABLE
HEATER,WATER,ELECTRIC
4520-00-033-4287INTERCHANGEABLE
HEATER,WATER,ELECTRIC
4520-00-101-3965INTERCHANGEABLE
HEATER,WATER,ELECTRIC
3570K33
4520-00-101-3967INTERCHANGEABLE
HEATER,WATER,ELECTRIC
4520-00-143-9399INTERCHANGEABLE
HEATER,WATER,ELECTRIC
4520-00-143-9548INTERCHANGEABLE
HEATER,WATER,GAS
4520-00-151-6753INTERCHANGEABLE
HEATER,WATER,ELECTRIC
81VP20S
4520-00-585-2986INTERCHANGEABLE
HEATER,WATER,GAS
4520-00-585-2989INTERCHANGEABLE
HEATER,WATER,ELECTRIC
4520-00-585-2989
4520-00-585-2990INTERCHANGEABLE
HEATER,WATER,ELECTRIC

Frequently Asked Questions

What is NSN 4520-00-143-9400?

NSN 4520-00-143-9400 is a Heater,water,electric, manufactured by General Services Administration Federal Supply Service, classified under FSC 4520 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4520-00-143-9400?

NSN 4520-00-143-9400 has 5 cross-referenced part numbers: W-H-196 GPASE2TY4SZ52MODELRD (General Services Administration Federal Supply Service), W-H-196 (Federal Specifications Promulgated by General Services Administration Washington DC), A-A-2956 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), AA29564R2R52 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), UL 174 (Underwriters Laboratories Inc).

What NSN replaces 4520-00-143-9400?

There are 12 known substitutes for 4520-00-143-9400: 4520-00-033-4283, 4520-00-033-4284, 4520-00-033-4286 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of W-H-196 GPASE2TY4SZ52MODELRD?

Key specifications for W-H-196 GPASE2TY4SZ52MODELRD: Capacity: 52.0 GALLONS TANK; Insulated Feature: INCLUDED; Surface Treatment: GLASS FIBER INSIDE; Switch Type: DOUBLE THROW. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4520-00-143-9400 still in active supply?

NSN 4520-00-143-9400 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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