The Heater,space,electric, cataloged under National Stock Number 4520-01-185-4300, 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 Chromalox Inc Dba Chromalox Precision Heat and Control, Inc. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-185-4300 |
| Primary Part Number | 300281 |
| Item Name | Heater,space,electric |
| FSC / FSG | 4520 / 45 — No Item Name Available |
| Manufacturer | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc |
| Status | ACTIVE |
| Phase | SINGLE |
| Voltage in Volts | 240.0 |
| Current Type | AC |
| Circulated Air Type | HEATED |
| Inclosure Material | STEEL |
| Air Circulation Device | PROPELLER FAN |
| Surface Treatment | ENAMEL |
| Heating Element Type | ELECTRIC NONIMMERSION |
| Height | 20.000 INCHES NOMINAL IN |
| Prime Mover Type | ELECTRIC MOTOR |
| Width | 17.250 INCHES NOMINAL IN |
| Heat Discharge Outlet Type | STATIONARY |
| Current Rating in Amps | 24.0 |
| Speed Adjustments | SINGLE SPEED |
| Heat Delivery Direction | HORIZONTAL |
| Depth | 15.000 INCHES NOMINAL IN |
| Mounting Type | CEILING SUSPENDED OR WALL SUSPENDED, ROOM INTERIOR |
| Heat Outlet Quantity | 1 |
| Maximum Air Flow Rate | 750.0 CUBIC FEET PER MINUTE |
| Heat Delivery Rate | 34100.0 BRITISH THERMAL UNIT |
| Frequency in Hertz | 60.0 |
| Heat Directing Device | ADJUSTABLE LOUVER |
| Quantity | 1 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4520-01-185-4300 is a Heater,space,electric, manufactured by Chromalox Inc Dba Chromalox Precision Heat and Control, Inc, classified under FSC 4520 (No Item Name Available). Status: active.
NSN 4520-01-185-4300 has 3 cross-referenced part numbers: 300281 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc), LUH-10-23 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc), LUH-10-13 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc).
There are 3 known substitutes for 4520-01-185-4300: 5950-00-251-4202, 6520-01-253-8171, 4720-01-327-6475. Verify interchangeability with system specifications before substitution.
Key specifications for 300281: Phase: SINGLE; Voltage in Volts: 240.0; Current Type: AC; Circulated Air Type: HEATED. 23 total characteristics are documented in the Federal Logistics Information System.