The Fan,tubeaxial, cataloged under National Stock Number 4140-01-581-5490, 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 Delta Electronics Inc Dba Delta Electronics Inc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-581-5490 |
| Primary Part Number | AFB0912H |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Delta Electronics Inc Dba Delta Electronics Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 8 UNTHREADED HOLE(S) |
| Speed Adjustments | SINGLE SPEED |
| Shaft Bearing Type | BALL |
| Inclosure Type | PARTIALLY INCLOSED |
| Length | 1.000 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 12.0 AC |
| Flow Direction | OUTWARD |
| Housing Inside Diameter | 3.248 INCHES NOMINAL IN |
| Drive Type | BELT |
| Prime Mover Power Rating | 1.920 WATTS |
| Style Designator | FIXED |
| Height | 3.622 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity in RPM | 2850.0 |
| Width | 3.622 INCHES NOMINAL IN |
| Material | PLASTIC HOUSING |
| Material | PLASTIC BLADE |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | CLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | BALL |
| Electrical Connection Type | WIRE LEAD |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 51.2 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 |
|---|---|
| AFB0912H PRIMARY | Delta Electronics Inc Dba Delta Electronics Inc (USA) |
NSN 4140-01-581-5490 is a Fan,tubeaxial, manufactured by Delta Electronics Inc Dba Delta Electronics Inc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-581-5490 has 1 manufacturer part number on file: AFB0912H (Delta Electronics Inc Dba Delta Electronics Inc).
Key specifications for AFB0912H: Mounting Facility Type and Quantity: 8 UNTHREADED HOLE(S); Speed Adjustments: SINGLE SPEED; Shaft Bearing Type: BALL; Inclosure Type: PARTIALLY INCLOSED. 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.