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311834 PIECE 9 — GEAR,HELICAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

311834 PIECE 9: GEAR,HELICAL.

The GEAR,HELICAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, pitch_diameter: 16.6250 INCHES NOMINAL IN, teeth_quantity: 133, face_nominal_width: 2.125 INCHES IN, nominal_outside_diameter: 16.8750 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 3020-01-198-3049, 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
311834 PIECE 9
NSN: 3020-01-198-3049
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 34712 — LAKE SHORE SYSTEMS, INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
pitch_diameter16.6250 INCHES NOMINAL IN
teeth_quantity133
face_nominal_width2.125 INCHES IN
nominal_outside_diameter16.8750 INCHES IN
NSN3020-01-198-3049
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GEAR,HELICAL TITLE COMPONENT PN 311834 PIECE 9 MFR GEAR,HELICAL
KEY FEATURES
•
TEETH QUANTITY: 133
•
PITCH DIAMETER: 16.6250 INCHES NOMINAL IN
•
NOMINAL OUTSIDE DIAMETER: 16.8750 INCHES IN
•
MATERIAL: STEEL OVERALL
•
FACE NOMINAL WIDTH: 2.125 INCHES IN
TECHNICAL CHARACTERISTICS
TEETH QUANTITY133
PITCH DIAMETER16.6250 INCHES NOMINAL IN
NOMINAL OUTSIDE DIAMETER16.8750 INCHES IN
MATERIALSTEEL OVERALL
FACE NOMINAL WIDTH2.125 INCHES IN
OTHER ITEMS IN FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3020-00-000-0091 3020-00-001-0027 3020-00-001-0028 3020-00-001-0063 3020-00-001-0064 3020-00-001-0066 3020-00-001-0071 3020-00-001-0072
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 311834 PIECE 9?
311834 PIECE 9 is a GEAR,HELICAL.
What is the NSN for 311834 PIECE 9?
311834 PIECE 9 is cataloged in the U.S. Government catalog under NSN 3020-01-198-3049. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.