The Fan,centrifugal, cataloged under National Stock Number 4140-00-618-2932, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-00-618-2932 |
| Primary Part Number | 666562 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Outlet Location | TOP |
| Mounting Facility Type and Quantity | 3 BOLT |
| Speed Adjustments | SINGLE SPEED |
| Phase | SINGLE |
| Inclosure Type | FULLY INCLOSED |
| Voltage in Volts and Current Type | 115.0 AC |
| Drive Type | DIRECT |
| Outlet Inside Diameter | 0.875 INCHES NOMINAL IN |
| Style Designator | FIXED |
| Features Provided | NONSPARKING |
| Ambient Temp at Full Rated Power | -30.0 CELSIUS AND 75.0 CELSIUS DEGC |
| Discharge Direction | HORIZONTAL |
| Stage Quantity | 1 |
| Operating Speed at Rated Capacity in RPM | 3400.0 |
| Surface Treatment | NICKEL BLADE |
| Material | PLASTIC HOUSING |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | WIRE LEAD |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 34.0 CUBIC FEET PER MINUTE NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 666562 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| B0-15656-1 | 5/9 Secondary reference American Telephone and Telegraph Co |
| B0-15656-1 | 5/9 Secondary reference At and T Corp |
| B015656-1 | 5/9 Secondary reference American Telephone and Telegraph Co |
NSN 4140-00-618-2932 is a Fan,centrifugal, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-00-618-2932 has 1 manufacturer part number on file: 666562 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 666562: Outlet Location: TOP; Mounting Facility Type and Quantity: 3 BOLT; Speed Adjustments: SINGLE SPEED; Phase: SINGLE. 22 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.