The Heater,water,electric, cataloged under National Stock Number 4410-01-464-9570, is classified within Federal Supply Class 4410 (Industrial Boilers) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Warren Electric Corp. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4410-01-464-9570 |
| Primary Part Number | 1-UHH-5-440-171C-LT-Y3 |
| Item Name | Heater,water,electric |
| FSC / FSG | 4410 / 44 — Industrial Boilers |
| Manufacturer | Warren Electric Corp |
| Status | ACTIVE |
| Thermostatic Switch | INCLUDED |
| Water Outlet Connection Thread Size and Series/type Designator | 1/4-20 NPT |
| Water Outlet Connection Quantity | 1 |
| Phase | THREE |
| Heating Element Wattage Rating | 5.000 LOWER |
| Voltage in Volts and Current Type | 120.0 AC AND 460.0 AC |
| Overall Diameter | 4.500 INCHES NOMINAL IN |
| Overall Thickness | 0.500 INCHES NOMINAL IN |
| Water Inlet Connection Quantity | 1 |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Water Inlet Connection Thread Size and Series/type Designator | 1/4-20 NPT |
| Insulated Feature | NOT INCLUDED |
| Attachment Device | NOT INCLUDED |
| Heating Element Type | TRIPLE |
| Temp Rise Per Hour | 20.0 FAHRENHEIT DEGF |
| Switch Type | SINGLE THROW |
| Surface Treatment | GLASS FIBER INSIDE |
| Surface Treatment | PAINT OUTSIDE |
| Material | NICKEL ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1-UHH-5-440-171C-LT-Y3 PRIMARY | Warren Electric Corp (USA) |
| 9325C08-1560-01 | The Entwistle Company Llc (USA) |
| Reference | Meaning |
|---|---|
| 1-UHH-5-440-17IC | C/1 Advisory reference — outside the item-of-supply concept Warren Electric Corp |
NSN 4410-01-464-9570 is a Heater,water,electric, manufactured by Warren Electric Corp, classified under FSC 4410, Industrial Boilers. Status: active.
NSN 4410-01-464-9570 has 2 manufacturer part numbers on file: 1-UHH-5-440-171C-LT-Y3 (Warren Electric Corp), 9325C08-1560-01 (The Entwistle Company Llc).
Key specifications for 1-UHH-5-440-171C-LT-Y3: Thermostatic Switch: INCLUDED; Overall Height: 5.000 INCHES NOMINAL IN; Water Outlet Connection Thread Size and Series/type Designator: 1/4-20 NPT; Water Outlet Connection Quantity: 1. 19 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.