PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1197054Gear,spur

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 3020-00-042-6571 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-042-6571 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-042-6571. Primary manufacturer part number: 1197054.
Features
  • Gear,spur — FSC 3020
  • Tooth Form: STANDARD
  • Body Style: PLAIN, SOLID
  • Pressure Angle: 20.0000 DEGREES
  • Pitch Diameter: 0.4365 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN
  • Teeth Quantity: 21
  • Mounting Hole Type and Quantity: 1 THREADED TRANSVERSELY THROUGH HUB FIRST END
  • Bore Nominal Diameter: 0.187 INCHES BOTH ENDS IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Aluminum Alloy 6061 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-042-6571, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-042-6571
Primary Part Number1197054
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Tooth FormSTANDARD
Body StylePLAIN, SOLID
Pressure Angle20.0000 DEGREES
Pitch Diameter0.4365 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN
Teeth Quantity21
Mounting Hole Type and Quantity1 THREADED TRANSVERSELY THROUGH HUB FIRST END
Bore Nominal Diameter0.187 INCHES BOTH ENDS IN
Material Document and ClassificationQQ-A-225/8,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Mounting Hole Thread Quantity Per Inch40 TRANSVERSELY THROUGH HUB FIRST END
Precision ClassificationQUALITY NUMBER 10 OR QUALITY NUMBER 11
Nominal Outside Diameter0.478 INCHES IN
MaterialALUMINUM ALLOY 6061 OVERALL
Mounting Hole Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) TRANSVERSELY THROUGH HUB FIRST END
Hub Nominal Diameter0.375 INCHES FIRST END IN
Attachment MethodMOUNTING HOLE
Style DesignatorPROTRUDING HUB
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4820-00-672-664482S0346R0010 INTERCHANGEABLE
Stem,valve Assembly
Ametek Inc Schutte and Koerting Div
5950-01-132-5008 INTERCHANGEABLE
Transformer,power
5962-01-222-875141510 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Div Rmd Strategic
4530-01-225-6537 INTERCHANGEABLE
Igniter Kit,oil Bur
5975-01-618-938341510 INTERCHANGEABLE
Conduit,nonmetallic,rigid
Southern Pipe, Inc.
5999-01-692-1771415-10 INTERCHANGEABLE
Strip,electrical Grounding
Lifesaving Systems Llc
Cross-Reference Index
Part NumberManufacturer
41-510 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
1197054 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
4820-00-672-6644INTERCHANGEABLE
STEM,VALVE ASSEMBLY
82S0346R0010
5950-01-132-5008INTERCHANGEABLE
TRANSFORMER,POWER
5962-01-222-8751INTERCHANGEABLE
MICROCIRCUIT,MEMORY
41510
4530-01-225-6537INTERCHANGEABLE
IGNITER KIT,OIL BUR
5975-01-618-9383INTERCHANGEABLE
CONDUIT,NONMETALLIC,RIGID
41510
5999-01-692-1771INTERCHANGEABLE
STRIP,ELECTRICAL GROUNDING
415-10

Frequently Asked Questions

What is NSN 3020-00-042-6571?

NSN 3020-00-042-6571 is a Gear,spur, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-042-6571?

NSN 3020-00-042-6571 has 2 cross-referenced part numbers: 41-510 (Lockheed Martin Corporation Div Rms - Mitchel Field), 1197054 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 3020-00-042-6571?

There are 6 known substitutes for 3020-00-042-6571: 4820-00-672-6644, 5950-01-132-5008, 5962-01-222-8751 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1197054?

Key specifications for 1197054: Tooth Form: STANDARD; Body Style: PLAIN, SOLID; Pressure Angle: 20.0000 DEGREES; Pitch Diameter: 0.4365 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN. 16 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com