The Heater,duct Type,portable, cataloged under National Stock Number 4520-00-873-6563, 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 Engineered Air Systems, Inc. Dba Drs Sustainment Systems. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-873-6563 |
| Primary Part Number | 5-13-2002-1 |
| Item Name | Heater,duct Type,portable |
| FSC / FSG | 4520 / 45 — No Item Name Available |
| Manufacturer | Engineered Air Systems, Inc. Dba Drs Sustainment Systems |
| Status | ACTIVE |
| Circulated Air Type | HEATED |
| Mounting Type | WHEEL |
| Heat Medium Type | AIR |
| Heating Element Type | COMBUSTION CHAMBER |
| Integral Fuel Tank Capacity | 16.0 GALLONS |
| Ignition Method | MANUAL |
| Prime Mover Type | GASOLINE ENGINE |
| Heat Delivery Rate | 250000.0 BRITISH THERMAL UNIT |
| Fuel Feed Method | GRAVITY |
| Fuel Type | 91/96 OCTANE GASOLINE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5-13-2002-1 | Engineered Air Systems, Inc. Dba Drs Sustainment Systems (USA) |
| 5-13-2002-1 | Drs Environmental Systems Inc (USA) |
| MIL-H-11049 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 4520-00-873-6563 is a Heater,duct Type,portable, manufactured by Engineered Air Systems, Inc. Dba Drs Sustainment Systems, classified under FSC 4520 (No Item Name Available). Status: active.
NSN 4520-00-873-6563 has 3 cross-referenced part numbers: 5-13-2002-1 (Engineered Air Systems, Inc. Dba Drs Sustainment Systems), 5-13-2002-1 (Drs Environmental Systems Inc), MIL-H-11049 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 8 known substitutes for 4520-00-873-6563: 4520-00-001-7726, 4520-00-086-7676, 4520-00-218-0808 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 5-13-2002-1: Circulated Air Type: HEATED; Mounting Type: WHEEL; Heat Medium Type: AIR; Heating Element Type: COMBUSTION CHAMBER. 10 total characteristics are documented in the Federal Logistics Information System.