PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17994-00000Gearshaft,spur

Cessna Aircraft Co Arc Avionics Div · NSN 3040-00-623-0043 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-623-0043 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-623-0043. Primary manufacturer part number: 17994-00000.
Features
  • Gearshaft,spur — FSC 3040
  • Face Width: 0.125 INCHES NOMINAL IN
  • Gear Material: ALUMINUM ALLOY
  • Gear Outside Diameter: 0.777 INCHES NOMINAL IN
  • Diametral Pitch: 72
  • Shaft Diameter: 0.188 INCHES NOMINAL IN
  • Shaft Type: STRAIGHT
  • Teeth Quantity: 54
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Gearshaft,spur, cataloged under National Stock Number 3040-00-623-0043, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Cessna Aircraft Co Arc Avionics Div. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-00-623-0043
Primary Part Number17994-00000
Item NameGearshaft,spur
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerCessna Aircraft Co Arc Avionics Div
StatusACTIVE
Face Width0.125 INCHES NOMINAL IN
Gear MaterialALUMINUM ALLOY
Gear Outside Diameter0.777 INCHES NOMINAL IN
Diametral Pitch72
Shaft Diameter0.188 INCHES NOMINAL IN
Shaft TypeSTRAIGHT
Teeth Quantity54
Pressure Angle20.0000 DEGREES
Shaft MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2520-00-337-2144 INTERCHANGEABLE
Transmission,mechanical,vehicula
5962-01-123-4332932883-11 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Dba Raytheon
5950-01-259-8482 INTERCHANGEABLE
Transformer,audio Frequency
Cross-Reference Index
Part NumberManufacturer
17994-00000 Cessna Aircraft Co Arc Avionics Div (USA)
17994 Cessna Aircraft Co Arc Avionics Div (USA)
Related Parts
2520-00-337-2144INTERCHANGEABLE
TRANSMISSION,MECHANICAL,VEHICULA
5962-01-123-4332INTERCHANGEABLE
MICROCIRCUIT,MEMORY
932883-11
5950-01-259-8482INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY

Frequently Asked Questions

What is NSN 3040-00-623-0043?

NSN 3040-00-623-0043 is a Gearshaft,spur, manufactured by Cessna Aircraft Co Arc Avionics Div, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-00-623-0043?

NSN 3040-00-623-0043 has 2 cross-referenced part numbers: 17994-00000 (Cessna Aircraft Co Arc Avionics Div), 17994 (Cessna Aircraft Co Arc Avionics Div).

What NSN replaces 3040-00-623-0043?

There are 3 known substitutes for 3040-00-623-0043: 2520-00-337-2144, 5962-01-123-4332, 5950-01-259-8482. Verify interchangeability with system specifications before substitution.

What are the specifications of 17994-00000?

Key specifications for 17994-00000: Overall Length: 0.875 INCHES NOMINAL IN; Face Width: 0.125 INCHES NOMINAL IN; Gear Material: ALUMINUM ALLOY; Gear Outside Diameter: 0.777 INCHES NOMINAL IN. 10 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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