PartsTable TECHNICAL DATA SHEET
NSN 3020-00-800-7980Government record, cited

Gear, Spur3020-00-800-7980

NSN 3020-00-800-7980 · NIIN 008007980 · Part number 8007980
Us Army Aviation and Missile Command · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 18876
Government record, cited
NSN 3020-00-800-7980 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-800-7980. Manufacturer of record part number: 8007980.
Also searched as  3020-00-800-7980 · 3020008007980 · NIIN 008007980 · 00-800-7980 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 18876 · 8007980
Nearby stock numbers  ·
Features
  • Gear,spur — FSC 3020
  • Bore Nominal Diameter: 0.125 INCHES BOTH ENDS IN
  • Teeth Quantity: 25
  • Body Style: PLAIN, SOLID
  • Bore Style: PLAIN BOTH ENDS
  • Nominal Distance Between Body Face and Protruding Hub End: 0.057 INCHES FIRST END IN
  • First Step Nominal Length: 0.016 INCHES FIRST END IN
  • Precision Classification: QUALITY NUMBER 5 OR QUALITY NUMBER 6
Identification
  • NSN: 3020-00-800-7980
  • NIIN: 008007980
  • FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 8007980
  • Manufacturer: Us Army Aviation and Missile Command
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-800-7980, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-800-7980
Primary Part Number8007980
Item NameGear,spur
FSC / FSG3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
ManufacturerUs Army Aviation and Missile Command
StatusACTIVE
Bore Nominal Diameter0.125 INCHES BOTH ENDS IN
Teeth Quantity25
Body StylePLAIN, SOLID
Bore StylePLAIN BOTH ENDS
Nominal Distance Between Body Face and Protruding Hub End0.057 INCHES FIRST END IN
First Step Nominal Length0.016 INCHES FIRST END IN
Precision ClassificationQUALITY NUMBER 5 OR QUALITY NUMBER 6
Style DesignatorPROTRUDING HUBS
Material Document and ClassificationMIL-M-20693,TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE BODY
Material Document and ClassificationQQ-S-763,CLASS 7,TYPEA FED SPEC SINGLE MATERIAL RESPONSE HUB
Pitch Diameter0.5208 INCHES NOMINAL IN
Tooth FormSTANDARD
First Step Nominal Diameter0.2188 INCHES FIRST END IN
Hub Style DesignatorTHREADED FIRST END
End Nominal Length0.041 INCHES FIRST END IN
Nominal Outside Diameter0.656 INCHES IN
Surface TreatmentPASSIVATE HUB
End Nominal Diameter0.178 INCHES FIRST END IN
Pressure Angle14.5000 DEGREES
MaterialPLASTIC BODY
MaterialSTEEL HUB
Attachment MethodCLAMP
Face Nominal Width0.156 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
8007980 PRIMARY Us Army Aviation and Missile Command (USA)
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 3020-00-800-7980?

NSN 3020-00-800-7980 is a Gear,spur, manufactured by Us Army Aviation and Missile Command, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-00-800-7980?

NSN 3020-00-800-7980 has 1 manufacturer part number on file: 8007980 (Us Army Aviation and Missile Command).

What are the specifications of 8007980?

Key specifications for 8007980: Bore Nominal Diameter: 0.125 INCHES BOTH ENDS IN; Teeth Quantity: 25; Body Style: PLAIN, SOLID; Bore Style: PLAIN BOTH ENDS. 23 specifications are documented in the U.S. Government catalog.

Is NSN 3020-00-800-7980 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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