PartsTable TECHNICAL DATA SHEET
NSN 3020-00-388-9518Government record, cited

Gear, Antibacklash, Spur3020-00-388-9518

NSN 3020-00-388-9518 · NIIN 003889518 · Part number 8007992
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 3020-00-388-9518 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-388-9518. Manufacturer of record part number: 8007992.
Also searched as  3020-00-388-9518 · 3020003889518 · NIIN 003889518 · 00-388-9518 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 18876 · 8007992
Nearby stock numbers  ·
Features
  • Gear,antibacklash,spur — FSC 3020
  • Teeth Quantity: 147
  • Mounting Hole Type and Quantity: 1 THREADED TRANSVERSELY THROUGH HUB FIRST END
  • Precision Classification: QUALITY NUMBER 8
  • Nominal Overall Length: 0.766 INCHES IN
  • Style Designator: PERIPHERAL FACE, HUBLESS
  • Pitch Diameter: 3.0625 INCHES NOMINAL IN
  • Tooth Form: STANDARD
Identification
  • NSN: 3020-00-388-9518
  • NIIN: 003889518
  • FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 8007992
  • Manufacturer: Us Army Aviation and Missile Command
General Description

The Gear,antibacklash,spur, cataloged under National Stock Number 3020-00-388-9518, 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 12 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
NSN3020-00-388-9518
Primary Part Number8007992
Item NameGear,antibacklash,spur
FSC / FSG3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
ManufacturerUs Army Aviation and Missile Command
StatusACTIVE
Teeth Quantity147
Mounting Hole Type and Quantity1 THREADED TRANSVERSELY THROUGH HUB FIRST END
Precision ClassificationQUALITY NUMBER 8
Nominal Overall Length0.766 INCHES IN
Style DesignatorPERIPHERAL FACE, HUBLESS
Pitch Diameter3.0625 INCHES NOMINAL IN
Tooth FormSTANDARD
Surface TreatmentPASSIVATE HUB
Pressure Angle14.5000 DEGREES
MaterialALUMINUM ALLOY 2024 OVERALL
Attachment MethodMOUNTING HOLE
Face Nominal Width0.370 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
8007992 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 3020-00-388-9518?

NSN 3020-00-388-9518 is a Gear,antibacklash,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 3020-00-388-9518?

NSN 3020-00-388-9518 has 1 manufacturer part number on file: 8007992 (Us Army Aviation and Missile Command).

What are the specifications of 8007992?

Key specifications for 8007992: Teeth Quantity: 147; Mounting Hole Type and Quantity: 1 THREADED TRANSVERSELY THROUGH HUB FIRST END; Precision Classification: QUALITY NUMBER 8; Nominal Overall Length: 0.766 INCHES IN. 12 specifications are documented in the U.S. Government catalog.

Is NSN 3020-00-388-9518 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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