PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

Q-343Gearshaft,helical

Clausing Corp · NSN 3040-01-190-3740 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-190-3740 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-190-3740. Primary manufacturer part number: Q-343.
Features
  • Gearshaft,helical — FSC 3040
  • Teeth Quantity: 18
  • Shaft Material: STEEL
  • Diametral Pitch: 16
  • Gear Material: STEEL
  • 2 verified cross-references
  • Primary manufacturer: Clausing Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Gearshaft,helical, cataloged under National Stock Number 3040-01-190-3740, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Clausing Corp. Government technical data includes 4 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
NSN3040-01-190-3740
Primary Part NumberQ-343
Item NameGearshaft,helical
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerClausing Corp
StatusACTIVE
Teeth Quantity18
Shaft MaterialSTEEL
Diametral Pitch16
Gear MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5340-01-675-283969799 INTERCHANGEABLE
Plug,vent
Stanley Black & Decker, Inc. Dba Stanley Hydraulic Tools Div Stanley Hydraulic Tools
Cross-Reference Index
Part NumberManufacturer
Q-343 PRIMARY Clausing Corp (USA)
69799 Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
5340-01-675-2839INTERCHANGEABLE
PLUG,VENT
69799

Frequently Asked Questions

What is NSN 3040-01-190-3740?

NSN 3040-01-190-3740 is a Gearshaft,helical, manufactured by Clausing Corp, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-190-3740?

NSN 3040-01-190-3740 has 2 cross-referenced part numbers: Q-343 (Clausing Corp), 69799 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 3040-01-190-3740?

There is 1 known substitute for 3040-01-190-3740: 5340-01-675-2839. Verify interchangeability with system specifications before substitution.

What are the specifications of Q-343?

Key specifications for Q-343: Teeth Quantity: 18; Shaft Material: STEEL; Diametral Pitch: 16; Gear Material: STEEL. 4 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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