Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S)
Speed Adjustments: SINGLE SPEED
Inclosure Type: PARTIALLY INCLOSED
Length: 1.540 INCHES NOMINAL IN
Voltage in Volts and Current Type: 12.0 DC
Flow Direction: OUTWARD
Style Designator: FIXED
Identification
NSN: 4140-01-454-6659
NIIN: 014546659
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
FSG: 41 — Refrigeration, AC, and Air Circulating Equipment
General Description
The Fan,vaneaxial, cataloged under National Stock Number 4140-01-454-6659, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4140-01-454-6659
Item Name
Fan,vaneaxial
FSC / FSG
4140 / 41 — Fans, Air Circulators, and Blower Equipment
Status
ACTIVE
Mounting Facility Type and Quantity
4 UNTHREADED HOLE(S)
Speed Adjustments
SINGLE SPEED
Inclosure Type
PARTIALLY INCLOSED
Length
1.540 INCHES NOMINAL IN
Voltage in Volts and Current Type
12.0 DC
Flow Direction
OUTWARD
Style Designator
FIXED
Height
4.690 INCHES NOMINAL IN
Operating Speed at Rated Capacity in RPM
3100.0
Width
4.690 INCHES NOMINAL IN
Material
PLASTIC POLYPROPYLENE BLADE
Material
ZINC ALLOY HOUSING
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
110.0 CUBIC FEET PER MINUTE NOMINAL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
MD12B2-028868
5/9Secondary reference
Drs Rugged Systems Inc Sub of Drs Technologies
0N639419-1
3/2Design control — primary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 4140 — Fans, Air Circulators, and Blower Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4140-00-000-0082
IMPELLER,FAN,AXIAL
4140-00-001-1517
FAN,CENTRIFUGAL
4140-00-001-1536
FAN,VENTILATING
4140-00-001-1537
4140-00-001-1537 · Item name not on file
4140-00-001-3930
4140-00-001-3930 · Item name not on file
4140-00-001-6464
4140-00-001-6464 · Item name not on file
4140-00-001-6874
4140-00-001-6874 · Item name not on file
4140-00-001-6875
4140-00-001-6875 · Item name not on file
Related Parts in Refrigeration, AC, and Air Circulating Equipment
4140-00-000-0082
IMPELLER,FAN,AXIAL
5145212
4140-00-001-1517
FAN,CENTRIFUGAL
4140-00-001-1536
FAN,VENTILATING
MBC2206F6
4140-00-001-1537
4140-00-001-1537 · Item name not on file
4140-00-001-3930
4140-00-001-3930 · Item name not on file
4140-00-001-6464
4140-00-001-6464 · Item name not on file
4140-00-001-6874
4140-00-001-6874 · Item name not on file
4140-00-001-6875
4140-00-001-6875 · Item name not on file
Frequently Asked Questions
What is NSN 4140-01-454-6659?
NSN 4140-01-454-6659 is a Fan,vaneaxial, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
What are the specifications of 4140-01-454-6659?
Key specifications for 4140-01-454-6659: Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Speed Adjustments: SINGLE SPEED; Inclosure Type: PARTIALLY INCLOSED; Length: 1.540 INCHES NOMINAL IN. 18 specifications are documented in the U.S. Government catalog.
Is NSN 4140-01-454-6659 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.