The Fan,ventilating, cataloged under National Stock Number 4140-00-142-1120, is classified within Federal Supply Class 4140 (No Item Name Available) of the Refrigeration, AC, and Air Circulating Equipment group. The primary manufacturer of record is Rotron Incorporated. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-00-142-1120 |
| Primary Part Number | 020544 |
| Item Name | Fan,ventilating |
| FSC / FSG | 4140 / 41 — No Item Name Available |
| Manufacturer | Rotron Incorporated |
| Status | ACTIVE |
| Prime Mover Type | ELECTRIC MOTOR |
| Mounting Facility Type and Quantity | 1 FLANGE AND 4 UNTHREADED HOLE(S) |
| Speed Adjustments | SINGLE SPEED |
| Electrical Connection Type | TERMINAL BLOCK |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Operating Speed at Rated Capacity in RPM | 3300.0 |
| Voltage in Volts and Current Type | 115.0 AC |
| Inclosure Type | FULLY INCLOSED |
| Phase | SINGLE |
| Rotation Direction for Which Designed | CLOCKWISE |
| Material | ALUMINUM OVERALL |
| Frequency in Hertz | 50.0 AND 60.0 |
| Prime Mover Power Rating | 0.012 HORSEPOWER |
| Length | 3.000 INCHES NOMINAL IN |
| Style Designator | FIXED |
| Flow Direction | INWARD |
| Air Flow Rate | 130.0 CUBIC FEET PER MINUTE NOMINAL |
| Surface Treatment | ENAMEL OVERALL |
| Drive Type | DIRECT |
| Housing Inside Diameter | 5.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A0-55872 | Rotron Incorporated (USA) |
| DF-KS4501-R-165AF | Rotron Incorporated (USA) |
| 02054 | Rotron Incorporated (USA) |
| 020544 PRIMARY | Rotron Incorporated (USA) |
| DFKS4501R165AS | Rotron Incorporated (USA) |
NSN 4140-00-142-1120 is a Fan,ventilating, manufactured by Rotron Incorporated, classified under FSC 4140 (No Item Name Available). Status: active.
NSN 4140-00-142-1120 has 5 cross-referenced part numbers: A0-55872 (Rotron Incorporated), DF-KS4501-R-165AF (Rotron Incorporated), 02054 (Rotron Incorporated), 020544 (Rotron Incorporated), DFKS4501R165AS (Rotron Incorporated).
There are 3 known substitutes for 4140-00-142-1120: 5910-00-054-5977, 5310-00-971-1467, 6515-01-419-8579. Verify interchangeability with system specifications before substitution.
Key specifications for 020544: Prime Mover Type: ELECTRIC MOTOR; Mounting Facility Type and Quantity: 1 FLANGE AND 4 UNTHREADED HOLE(S); Speed Adjustments: SINGLE SPEED; Electrical Connection Type: TERMINAL BLOCK. 20 total characteristics are documented in the Federal Logistics Information System.