The Fan,ventilating, cataloged under National Stock Number 4140-00-987-2925, 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 Us Army Aviation and Missile Command. Government technical data includes 26 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-00-987-2925 |
| Primary Part Number | 9992847 |
| Item Name | Fan,ventilating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 8 UNTHREADED HOLE(S) |
| Speed Adjustments | SINGLE SPEED |
| Phase | SINGLE |
| Frequency in Hertz | 50.0 AND 60.0 |
| Inclosure Type | OPEN |
| Length | 2.500 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 115.0 AC |
| Flow Direction | INWARD |
| Surface Treatment Document and Classification | MIL-A-8625,TY 2,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE HOUSING OUTSIDE |
| Drive Type | DIRECT |
| Quantity | 1 |
| Style Designator | FIXED |
| Material Document and Classification | QQ-A-250/2,AL 3003 FED SPEC SINGLE MATERIAL RESPONSE BLADE |
| Diameter | 8.000 INCHES NOMINAL IN |
| Ambient Temp at Full Rated Power | -54.0 CELSIUS AND 62.0 CELSIUS DEGC |
| Operating Speed at Rated Capacity in RPM | 3300.0 |
| Surface Treatment | ANODIZE HOUSING INSIDE |
| Surface Treatment | ANODIZE HOUSING OUTSIDE |
| Surface Treatment | ANODIZE BLADE |
| Material | ALUMINUM BLADE |
| Material | ALUMINUM HOUSING OUTSIDE |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | TERMINAL BLOCK |
| Air Flow Rate | 810.0 CUBIC FEET PER MINUTE MAXIMUM |
| 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 |
|---|---|
| 9992847 PRIMARY | Us Army Aviation and Missile Command (USA) |
NSN 4140-00-987-2925 is a Fan,ventilating, manufactured by Us Army Aviation and Missile Command, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-00-987-2925 has 1 manufacturer part number on file: 9992847 (Us Army Aviation and Missile Command).
Key specifications for 9992847: Mounting Facility Type and Quantity: 8 UNTHREADED HOLE(S); Speed Adjustments: SINGLE SPEED; Phase: SINGLE; Frequency in Hertz: 50.0 AND 60.0. 26 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.