PartsTable TECHNICAL DATA SHEET
NSN 3020-00-017-4329Government record, cited

Gear, Antibacklash, Spur3020-00-017-4329

NSN 3020-00-017-4329 · NIIN 000174329
FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment
Government record, cited
Also searched as  3020-00-017-4329 · 3020000174329 · NIIN 000174329 · 00-017-4329 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain
Nearby stock numbers  ·
Features
  • Gear,antibacklash,spur — FSC 3020
  • Bore Nominal Diameter: 0.125 INCHES BOTH ENDS IN
  • Teeth Quantity: 90
  • Precision Classification: QUALITY NUMBER 12
  • Pitch Diameter: 1.1250 INCHES NOMINAL IN
  • Tooth Form: STANDARD
  • Hub Style Designator: SPLIT FIRST END
  • Nominal Outside Diameter: 1.145 INCHES IN
Identification
  • NSN: 3020-00-017-4329
  • NIIN: 000174329
  • FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
  • FSG: 30 — Mechanical Power Transmission Equipment
General Description

The Gear,antibacklash,spur, cataloged under National Stock Number 3020-00-017-4329, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-017-4329
Item NameGear,antibacklash,spur
FSC / FSG3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
StatusACTIVE
Bore Nominal Diameter0.125 INCHES BOTH ENDS IN
Teeth Quantity90
Precision ClassificationQUALITY NUMBER 12
Pitch Diameter1.1250 INCHES NOMINAL IN
Tooth FormSTANDARD
Hub Style DesignatorSPLIT FIRST END
Nominal Outside Diameter1.145 INCHES IN
Surface TreatmentOXIDE FILM OVERALL
Pressure Angle20.0000 DEGREES
Attachment MethodCLAMP
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
ReferenceMeaning
C310206133 3/2 Design control — primary reference
U.S. Government activity
No interchangeability data on file.
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
GEAR,SPUR
3020-00-001-0027
3020-00-001-0027 · Item name not on file
3020-00-001-0028
3020-00-001-0028 · Item name not on file
3020-00-001-0063
3020-00-001-0063 · Item name not on file
3020-00-001-0064
3020-00-001-0064 · Item name not on file
3020-00-001-0066
3020-00-001-0066 · Item name not on file
3020-00-001-0071
3020-00-001-0071 · Item name not on file
3020-00-001-0072
3020-00-001-0072 · Item name not on file

Frequently Asked Questions

What is NSN 3020-00-017-4329?

NSN 3020-00-017-4329 is a Gear,antibacklash,spur, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What are the specifications of 3020-00-017-4329?

Key specifications for 3020-00-017-4329: Bore Nominal Diameter: 0.125 INCHES BOTH ENDS IN; Teeth Quantity: 90; Precision Classification: QUALITY NUMBER 12; Pitch Diameter: 1.1250 INCHES NOMINAL IN. 10 specifications are documented in the U.S. Government catalog.

Is NSN 3020-00-017-4329 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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