The Heater,space, cataloged under National Stock Number 4520-01-203-4410, 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 Hdt Expeditionary Systems Inc. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-203-4410 |
| Primary Part Number | 168100 |
| Item Name | Heater,space |
| FSC / FSG | 4520 / 45 — No Item Name Available |
| Manufacturer | Hdt Expeditionary Systems Inc |
| Status | ACTIVE |
| Circulated Air Type | HEATED |
| Maximum Air Flow Rate | 500.0 CUBIC FEET PER MINUTE |
| Air Circulation Device | PROPELLER FAN |
| Fuel Feed Method | GRAVITY |
| Frequency in Hertz | 50.0 OR 60.0 |
| Depth | 28.375 INCHES NOMINAL IN |
| Heat Delivery Rate | 60000.0 BRITISH THERMAL UNIT |
| Quantity | 1 |
| Current Type | AC |
| Fuel Type | DF-A ARCTIC DIESEL FUEL OIL AND DF-1 WINTER DIESEL FUEL OIL AND DF-2 REGULAR DIESEL FUEL OIL AND 80/87 OCTANE GASOLINE AND 91/96 OCTANE GASOLINE |
| Operating Control Type | THERMOSTATIC |
| Width | 11.062 INCHES NOMINAL IN |
| Ignition Method | ELECTRODE |
| Prime Mover Type | ELECTRIC MOTOR |
| Height | 21.188 INCHES NOMINAL IN |
| Speed Adjustments | SINGLE SPEED |
| Heating Element Type | COMBUSTION CHAMBER |
| Voltage in Volts | 120.0 |
| Current Rating in Amps | 7.0 |
| Phase | SINGLE |
| Mounting Type | FLOOR SURFACE, FREE STANDING, NONDUCTED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4520-01-203-4410 is a Heater,space, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 4520 (No Item Name Available). Status: active.
NSN 4520-01-203-4410 has 2 cross-referenced part numbers: UH68G (Hdt Expeditionary Systems Inc), 168100 (Hdt Expeditionary Systems Inc).
There are 7 known substitutes for 4520-01-203-4410: 2815-00-054-7716, 4920-00-398-1269, 4320-00-398-8019 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 168100: Circulated Air Type: HEATED; Maximum Air Flow Rate: 500.0 CUBIC FEET PER MINUTE; Air Circulation Device: PROPELLER FAN; Fuel Feed Method: GRAVITY. 21 total characteristics are documented in the Federal Logistics Information System.