The Heater,space,electric, cataloged under National Stock Number 4520-00-540-2038, 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 Tpi Corp. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4520-00-540-2038 |
| Primary Part Number | H474TMC |
| Item Name | Heater,space,electric |
| FSC / FSG | 4520 / 45 — No Item Name Available |
| Manufacturer | Tpi Corp |
| Status | CANCELLED |
| Current Rating in Amps | 12.5 |
| Heat Delivery Direction | HORIZONTAL |
| Prime Mover Type | ELECTRIC MOTOR |
| Heat Discharge Outlet Type | STATIONARY |
| Phase | SINGLE |
| Operating Control Type | THERMOSTATIC |
| Heat Delivery Rate | 10236.0 BRITISH THERMAL UNIT |
| Heat Outlet Quantity | 1 |
| Frequency in Hertz | 60.0 |
| Voltage in Volts | 240.0 |
| Heating Element Type | ELECTRIC NONIMMERSION |
| Circulated Air Type | HEATED |
| Air Circulation Device | PROPELLER FAN |
| Heat Directing Device | FIXED LOUVER |
| Speed Adjustments | SINGLE SPEED |
| Current Type | AC |
| Quantity | 1 |
| Mounting Type | HAND CARRY |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| H474TMC PRIMARY | Tpi Corp (USA) |
| UL 1278 | Underwriters Laboratories Inc (USA) |
| W-H-193 TY5CLB | General Services Administration Federal Supply Service (USA) |
| CHT230G | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
| H387TB | Markel Products Co (USA) |
| W-H-193 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 4520-00-540-2038 is a Heater,space,electric, manufactured by Tpi Corp, classified under FSC 4520 (No Item Name Available). Status: cancelled.
NSN 4520-00-540-2038 has 6 cross-referenced part numbers: H474TMC (Tpi Corp), UL 1278 (Underwriters Laboratories Inc), W-H-193 TY5CLB (General Services Administration Federal Supply Service), CHT230G (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc), H387TB (Markel Products Co) and 1 more.
There are 2 known substitutes for 4520-00-540-2038: 4520-00-555-8696, 4520-00-865-5939. Verify interchangeability with system specifications before substitution.
Key specifications for H474TMC: Current Rating in Amps: 12.5; Heat Delivery Direction: HORIZONTAL; Prime Mover Type: ELECTRIC MOTOR; Heat Discharge Outlet Type: STATIONARY. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 4520-00-540-2038 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.