PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

181066Gearshaft,spur

Telemechanics Inc · NSN 3040-00-470-7857 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-470-7857 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-470-7857. Primary manufacturer part number: 181066.
Features
  • Gearshaft,spur — FSC 3040
  • Longer Shaft Segment Length: 0.468 INCHES NOMINAL IN
  • Gear Outside Diameter: 0.687 INCHES NOMINAL IN
  • Shaft Diameter: 0.437 INCHES NOMINAL IN
  • Face Width: 0.250 INCHES NOMINAL IN
  • Shaft Material: STEEL
  • Gear Location on Shaft: OFF CENTER BETWEEN ENDS OF SHAFT
  • Gear Material: STEEL
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Gearshaft,spur, cataloged under National Stock Number 3040-00-470-7857, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-00-470-7857
Primary Part Number181066
Item NameGearshaft,spur
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerTelemechanics Inc
StatusACTIVE
Longer Shaft Segment Length0.468 INCHES NOMINAL IN
Gear Outside Diameter0.687 INCHES NOMINAL IN
Shaft Diameter0.437 INCHES NOMINAL IN
Face Width0.250 INCHES NOMINAL IN
Shaft MaterialSTEEL
Gear Location on ShaftOFF CENTER BETWEEN ENDS OF SHAFT
Gear MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5975-01-554-801518106 INTERCHANGEABLE
Strap,tie Down,electrical Compon
Barnes Group Inc. Dba Barnes Distribution
Cross-Reference Index
Part NumberManufacturer
181066 PRIMARY Telemechanics Inc (USA)
181066 American Telephone and Telegraph Co (USA)
Related Parts
5975-01-554-8015INTERCHANGEABLE
STRAP,TIE DOWN,ELECTRICAL COMPON
18106

Frequently Asked Questions

What is NSN 3040-00-470-7857?

NSN 3040-00-470-7857 is a Gearshaft,spur, manufactured by Telemechanics Inc, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-00-470-7857?

NSN 3040-00-470-7857 has 2 cross-referenced part numbers: 181066 (Telemechanics Inc), 181066 (American Telephone and Telegraph Co).

What NSN replaces 3040-00-470-7857?

There is 1 known substitute for 3040-00-470-7857: 5975-01-554-8015. Verify interchangeability with system specifications before substitution.

What are the specifications of 181066?

Key specifications for 181066: Longer Shaft Segment Length: 0.468 INCHES NOMINAL IN; Gear Outside Diameter: 0.687 INCHES NOMINAL IN; Shaft Diameter: 0.437 INCHES NOMINAL IN; Face Width: 0.250 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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