The Humidifier,warm Air Heating Syst, cataloged under National Stock Number 4520-00-103-1010, 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 Armstrong International Inc Dba Armstrong Machine Works. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-103-1010 |
| Primary Part Number | FE4 |
| Item Name | Humidifier,warm Air Heating Syst |
| FSC / FSG | 4520 / 45 — No Item Name Available |
| Manufacturer | Armstrong International Inc Dba Armstrong Machine Works |
| Status | ACTIVE |
| General Characteristics Item Description | A HUMIDIFICATION SYSTEM;240 V,60 H,SINGLE PHASE,4000 W;ELECTRICALLY HEATED;MOISTURE OUTPUT 1.5 GAL/HR;AREA HUMIDISTAT;SAFETY CUT-OUT SWITCH;AUTOMATIC OPERATION;AUTOMATIC CONTROL V |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4520-00-103-1010 is a Humidifier,warm Air Heating Syst, manufactured by Armstrong International Inc Dba Armstrong Machine Works, classified under FSC 4520 (No Item Name Available). Status: active.
NSN 4520-00-103-1010 has 4 cross-referenced part numbers: FE4 (Armstrong International Inc Dba Armstrong Machine Works), 657740 (Raytheon Technical Services Company), YE4 (Armstrong International Inc Dba Armstrong Machine Works), 657740 (Cae Usa Inc.).
There are 4 known substitutes for 4520-00-103-1010: 6685-00-531-2726, 3120-00-564-4674, 2990-01-218-2750 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for FE4: General Characteristics Item Description: A HUMIDIFICATION SYSTEM;240 V,60 H,SINGLE PHASE,4000 W;ELECTRICALLY HEATED;MOISTURE OUTPUT 1.5 GAL/HR;AREA HUMIDISTAT;SAFETY CUT-OUT SWITCH;AUTOMATIC OPERATION;AUTOMATIC CONTROL V. 1 total characteristics are documented in the Federal Logistics Information System.