The Air Conditioner, cataloged under National Stock Number 4120-00-497-1631, is classified within Federal Supply Class 4120 (No Item Name Available) of the Refrigeration, AC, and Air Circulating Equipment group. The primary manufacturer of record is Mestek Inc Koldwave Div. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4120-00-497-1631 |
| Primary Part Number | KM18A |
| Item Name | Air Conditioner |
| FSC / FSG | 4120 / 41 — No Item Name Available |
| Manufacturer | Mestek Inc Koldwave Div |
| Status | ACTIVE |
| Mounting Type | FLOOR |
| Nondefinitive Spec/std Data | 2 CLASS |
| Usage Design | COMPRESSOR,CONDENSER FAN,EVAPORATOR FAN |
| Nominal Cooling Capacity | 900.0 CUBIC FEET PER MINUTE |
| Power Source | ELECTRIC MOTOR |
| Surface Treatment | ENAMEL |
| Cooling Capacity in Btu Per Hour | 18000.0 NOMINAL |
| Cabinet Material | ALUMINUM-COPPER FREE |
| Voltage Rating | 115.0 VOLTS MINIMUM AND 230.0 VOLTS MAXIMUM |
| Phase | SINGLE |
| Electric Motor Quantity | 3 |
| Condenser Cooling Type | AIR |
| Compressor Unit Type | OPEN |
| Coolant Type | FREON-12 |
| Current Type | AC |
| Frequency Rating | 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4120-00-497-1631 is a Air Conditioner, manufactured by Mestek Inc Koldwave Div, classified under FSC 4120 (No Item Name Available). Status: active.
NSN 4120-00-497-1631 has 2 cross-referenced part numbers: KM18A (Mestek Inc Koldwave Div), MILA11210 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 12 known substitutes for 4120-00-497-1631: 4120-00-168-2044, 4120-00-266-9074, 4120-00-289-1323 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for KM18A: Mounting Type: FLOOR; Nondefinitive Spec/std Data: 2 CLASS; Usage Design: COMPRESSOR,CONDENSER FAN,EVAPORATOR FAN; Nominal Cooling Capacity: 900.0 CUBIC FEET PER MINUTE. 18 total characteristics are documented in the Federal Logistics Information System.