The Fan,tubeaxial, cataloged under National Stock Number 4140-01-277-4490, 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 L-3 Communications Corporation Dba Global Network Solutions Div Aydin Communications Division. Government technical data includes 20 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-277-4490 |
| Primary Part Number | 116-093B-001 |
| Item Name | Fan,tubeaxial |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | L-3 Communications Corporation Dba Global Network Solutions Div Aydin Communications Division |
| 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 | FULLY INCLOSED |
| Length | 4.400 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 220.0 AC OR 230.0 AC |
| Flow Direction | INWARD |
| Housing Inside Diameter | 6.500 INCHES NOMINAL IN |
| Drive Type | DIRECT |
| Prime Mover Power Rating | 82.0 WATTS AND 85.0 WATTS |
| Style Designator | FIXED |
| Operating Speed at Rated Capacity in RPM | 2820.0 AND 3350.0 |
| Material | PLASTIC BLADE |
| Prime Mover Type | ELECTRIC MOTOR |
| Rotation Direction for Which Designed | CLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | SLEEVE |
| Electrical Connection Type | WIRE LEAD OR TERMINAL |
| Static Pressure at Specified Air Flow Rate | ERR-060 |
| Air Flow Rate | 280.0 CUBIC FEET PER MINUTE MINIMUM AND 340.0 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 |
|---|---|
| 116-093B-001 | L-3 Communications Corporation Dba Global Network Solutions Div Aydin Communications Division (USA) |
| Reference | Meaning |
|---|---|
| TN3C3 | 5/2 Secondary reference U.S. Government activity |
| 20177 | 5/9 Secondary reference Comair Rotron Inc Sub of Kl Industries Inc |
| TN3C3 | 5/9 Secondary reference Comair Rotron Inc Sub of Kl Industries Inc |
| 020177 | 3/9 Design control — primary reference Comair Rotron Inc Sub of Kl Industries Inc |
| 020177 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4140-01-277-4490 is a Fan,tubeaxial, manufactured by L-3 Communications Corporation Dba Global Network Solutions Div Aydin Communications Division, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-277-4490 has 1 manufacturer part number on file: 116-093B-001 (L-3 Communications Corporation Dba Global Network Solutions Div Aydin Communications Division).
3 possible matches (shared part number, not a government interchangeability claim): 1680-01-351-4545, 6640-01-494-8327, 5130-01-578-1613. Verify interchangeability with system specifications before substitution.
Key specifications for 116-093B-001: Mounting Facility Type and Quantity: 8 UNTHREADED HOLE(S); Speed Adjustments: SINGLE SPEED; Phase: SINGLE; Frequency in Hertz: 50.0 AND 60.0. 20 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.