The Fan,centrifugal, cataloged under National Stock Number 4140-00-988-8611, 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 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-00-988-8611 |
| Primary Part Number | 022755 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — No Item Name Available |
| Manufacturer | Rotron Incorporated |
| Status | ACTIVE |
| Length | 4.469 INCHES NOMINAL IN |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Prime Mover Type | ELECTRIC MOTOR |
| Frequency in Hertz | 50.0 AND 60.0 |
| Outlet Inside Width | 1.500 INCHES NOMINAL IN |
| Height | 4.812 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Speed Adjustments | SINGLE SPEED |
| Environmental Protection | WEATHERPROOF |
| Outlet Inside Height | 1.781 INCHES NOMINAL IN |
| Inclosure Type | FULLY INCLOSED |
| Voltage in Volts and Current Type | 115.0 AC |
| Operating Speed at Rated Capacity in RPM | 3350.0 |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Outlet Location | TOP |
| Surface Treatment | ENAMEL HOUSING |
| Discharge Direction | VERTICAL DOWN |
| Mounting Facility Type and Quantity | 1 CLAMP |
| Phase | SINGLE |
| Surface Treatment | CADMIUM BLADE |
| Ambient Temp at Full Rated Power | -40.0 CELSIUS AND 60.0 CELSIUS DEGC |
| Width | 3.531 INCHES NOMINAL IN |
| Air Flow Rate | 33.0 CUBIC FEET PER MINUTE NOMINAL |
| Electrical Connection Type | TERMINAL BLOCK |
| Style Designator | FIXED, RECTANGULAR OUTLETS |
| Prime Mover Power Rating | 13.0 WATTS |
| Drive Type | DIRECT |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 430004 | Aimtron Systems, Llc (USA) |
| KS2501 | Rotron Incorporated (USA) |
| DRDP-KS2501CCW-165AF | Rotron Incorporated (USA) |
| 430004 | Cardion Inc (USA) |
| 022755 PRIMARY | Rotron Incorporated (USA) |
NSN 4140-00-988-8611 is a Fan,centrifugal, manufactured by Rotron Incorporated, classified under FSC 4140 (No Item Name Available). Status: active.
NSN 4140-00-988-8611 has 5 cross-referenced part numbers: 430004 (Aimtron Systems, Llc), KS2501 (Rotron Incorporated), DRDP-KS2501CCW-165AF (Rotron Incorporated), 430004 (Cardion Inc), 022755 (Rotron Incorporated).
There are 9 known substitutes for 4140-00-988-8611: 5961-00-057-0355, 5340-00-469-6089, 7450-00-754-6606 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 022755: Length: 4.469 INCHES NOMINAL IN; Rotation Direction for Which Designed: COUNTERCLOCKWISE; Prime Mover Type: ELECTRIC MOTOR; Frequency in Hertz: 50.0 AND 60.0. 28 total characteristics are documented in the Federal Logistics Information System.