PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

120246Impeller,fan,axial

Arnold a Semler Inc · NSN 4140-00-295-0785 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-00-295-0785 — this item is cataloged by the U.S. Government under National Stock Number 4140-00-295-0785. Primary manufacturer part number: 120246.
Features
  • Impeller,fan,axial — FSC 4140
  • Mounting Bolt Circle Diameter: 13.702 INCHES NOMINAL IN
  • Material: ALUMINUM BLADE
  • Diameter: 17.500 INCHES NOMINAL IN
  • Mounting Hole Diameter: 0.390 INCHES NOMINAL IN
  • Mounting Hole Quantity: 4
  • Attachment Method: BOLT HOLE
  • Blade Quantity: 16
Applications
  • Applications requiring Aluminum Blade construction
General Description

The Impeller,fan,axial, cataloged under National Stock Number 4140-00-295-0785, is classified within Federal Supply Class 4140 (No Item Name Available) of the Refrigeration, AC, and Air Circulating Equipment group. The primary manufacturer of record is Arnold a Semler Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-00-295-0785
Primary Part Number120246
Item NameImpeller,fan,axial
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerArnold a Semler Inc
StatusACTIVE
Mounting Bolt Circle Diameter13.702 INCHES NOMINAL IN
MaterialALUMINUM BLADE
Diameter17.500 INCHES NOMINAL IN
Mounting Hole Diameter0.390 INCHES NOMINAL IN
Mounting Hole Quantity4
Attachment MethodBOLT HOLE
Blade Quantity16
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
6610-00-419-3153 INTERCHANGEABLE
Indicator,attitude
6610-00-419-3154120246 INTERCHANGEABLE
Indicator,attitude
Astronautics Corporation of America
5330-00-526-0055299F24 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
6625-00-581-8337 INTERCHANGEABLE
Meter,audio Level
2520-00-938-8054206126 INTERCHANGEABLE
Plate,converter Mou
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
5305-01-272-0679120-246 INTERCHANGEABLE
Screw,tapping
Prestolite Electric Inc
6530-01-622-389912-0246 INTERCHANGEABLE
Dynamometer,hand,hydraulic
Fabrication Enterprises, Inc. Dba Fabrication Enterprises Inc
Cross-Reference Index
Part NumberManufacturer
120246 Arnold a Semler Inc (USA)
Related Parts
6610-00-419-3153INTERCHANGEABLE
INDICATOR,ATTITUDE
6610-00-419-3154INTERCHANGEABLE
INDICATOR,ATTITUDE
120246
5330-00-526-0055INTERCHANGEABLE
SEAL,PLAIN ENCASED
299F24
6625-00-581-8337INTERCHANGEABLE
METER,AUDIO LEVEL
2520-00-938-8054INTERCHANGEABLE
PLATE,CONVERTER MOU
206126
5305-01-272-0679INTERCHANGEABLE
SCREW,TAPPING
120-246
6530-01-622-3899INTERCHANGEABLE
DYNAMOMETER,HAND,HYDRAULIC
12-0246

Frequently Asked Questions

What is NSN 4140-00-295-0785?

NSN 4140-00-295-0785 is a Impeller,fan,axial, manufactured by Arnold a Semler Inc, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-00-295-0785?

NSN 4140-00-295-0785 has 1 cross-referenced part number: 120246 (Arnold a Semler Inc).

What NSN replaces 4140-00-295-0785?

There are 7 known substitutes for 4140-00-295-0785: 6610-00-419-3153, 6610-00-419-3154, 5330-00-526-0055 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 120246?

Key specifications for 120246: Mounting Bolt Circle Diameter: 13.702 INCHES NOMINAL IN; Material: ALUMINUM BLADE; Diameter: 17.500 INCHES NOMINAL IN; Mounting Hole Diameter: 0.390 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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