The Heater,water,gas, cataloged under National Stock Number 4520-00-143-9548, 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 Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 18 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-143-9548 |
| Primary Part Number | W-H-196 |
| Item Name | Heater,water,gas |
| FSC / FSG | 4520 / 45 — No Item Name Available |
| Manufacturer | Federal Specifications Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Insulated Feature | INCLUDED |
| Heating Capacity Per Hour | 34.000 GALLONS |
| Mounting Position | VERTICAL |
| Temp Rise Per Hour | 100.0 FAHRENHEIT DEGF |
| Material | STEEL |
| Operating Control Method | AUTOMATIC |
| Surface Treatment | ENAMEL OUTSIDE |
| Water Inlet Connection Thread Size and Series/type Designator | 3/4-14 NPT |
| Water Inlet Connection Quantity | 1 |
| Departure From Cited Designator | RD BY FEAT |
| Surface Treatment | GLASS FIBER INSIDE |
| Gas Connection Quantity | 1 |
| Gas Connection Thread Size and Series/type Designator | 1/2 -14 NPT |
| Nondefinitive Spec/std Data | 4 TYPE AND B GRADE |
| Capacity | 50.0 GALLONS TANK |
| Flue Pipe Size | 3.000 INCHES NOMINAL IN |
| Operating Pressure | 127.5 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Gas for Which Designed | NATURAL GAS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| W-H-196 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 4520-00-143-9548 is a Heater,water,gas, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 4520 (No Item Name Available). Status: active.
NSN 4520-00-143-9548 has 1 cross-referenced part number: W-H-196 (Federal Specifications Promulgated by General Services Administration Washington DC).
There are 12 known substitutes for 4520-00-143-9548: 4520-00-033-4283, 4520-00-033-4284, 4520-00-033-4286 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for W-H-196: Insulated Feature: INCLUDED; Heating Capacity Per Hour: 34.000 GALLONS; Mounting Position: VERTICAL; Temp Rise Per Hour: 100.0 FAHRENHEIT DEGF. 19 total characteristics are documented in the Federal Logistics Information System.