The Fan,ventilating, cataloged under National Stock Number 4140-01-049-1375, 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 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-049-1375 |
| Primary Part Number | 021143 |
| Item Name | Fan,ventilating |
| FSC / FSG | 4140 / 41 — No Item Name Available |
| Manufacturer | Rotron Incorporated |
| Status | ACTIVE |
| Voltage in Volts and Current Type | 115.0 AC |
| Quantity | 1 |
| Inclosure Type | OPEN |
| Speed Adjustments | SINGLE SPEED |
| Length | 6.250 INCHES NOMINAL IN |
| Style Designator | FIXED |
| Drive Type | DIRECT |
| Operating Speed at Rated Capacity in RPM | 1700.0 |
| Frequency in Hertz | 50.0 AND 60.0 |
| Phase | SINGLE |
| Air Flow Rate | 30.000 CUBIC FEET PER MINUTE MAXIMUM |
| Mounting Facility Type and Quantity | 8 UNTHREADED HOLE(S) |
| Prime Mover Type | ELECTRIC MOTOR |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4140-01-049-1375 is a Fan,ventilating, manufactured by Rotron Incorporated, classified under FSC 4140 (No Item Name Available). Status: active.
NSN 4140-01-049-1375 has 2 cross-referenced part numbers: 268AS (Rotron Incorporated), 021143 (Rotron Incorporated).
There is 1 known substitute for 4140-01-049-1375: 6515-01-499-6672. Verify interchangeability with system specifications before substitution.
Key specifications for 021143: Voltage in Volts and Current Type: 115.0 AC; Quantity: 1; Inclosure Type: OPEN; Speed Adjustments: SINGLE SPEED. 13 total characteristics are documented in the Federal Logistics Information System.