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Q-343 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The GEARSHAFT,HELICAL is a the manufacturer industrial component. Key specifications include gear_material: STEEL, shaft_material: STEEL, teeth_quantity: 18, diametral_pitch: 16. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-01-190-3740, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
Q-343
NSN: 3040-01-190-3740
FSC: 3040
CAGE: 04522 — CLAUSING CORP (USA)
SPECIFICATIONS
gear_materialSTEEL
shaft_materialSTEEL
teeth_quantity18
diametral_pitch16
NSN3040-01-190-3740
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEARSHAFT,HELICAL TITLE COMPONENT PN Q-343 MFR GEARSHAFT,HELICAL
KEY FEATURES
•
TEETH QUANTITY: 18
•
SHAFT MATERIAL: STEEL
•
DIAMETRAL PITCH: 16
•
GEAR MATERIAL: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
TEETH QUANTITY18
SHAFT MATERIALSTEEL
DIAMETRAL PITCH16
GEAR MATERIALSTEEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
69799Interchangeable
interchangeable cross-reference
interchangeable
26070Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is Q-343?
Q-343 is a GEARSHAFT,HELICAL.
What parts can replace Q-343?
There are 2 known substitutes for Q-343: 69799, 26070. Substitute compatibility should be verified for your specific system.
What is the NSN for Q-343?
Q-343 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-01-190-3740. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026