PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1412588-30Gear,spur

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 3020-00-074-9307 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-074-9307 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-074-9307. Primary manufacturer part number: 1412588-30.
Features
  • Gear,spur — FSC 3020
  • Precision Classification: QUALITY NUMBER 10
  • Body Style: PLAIN, SOLID
  • Hub Style Designator: PINNED FIRST END
  • Style Designator: PROTRUDING HUB
  • Nominal Distance Between Body Face and Protruding Hub End: 0.203 INCHES FIRST END IN
  • Face Nominal Width: 0.093 INCHES IN
  • Tooth Form: STANDARD
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 3020-00-074-9307, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-074-9307
Primary Part Number1412588-30
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Precision ClassificationQUALITY NUMBER 10
Body StylePLAIN, SOLID
Hub Style DesignatorPINNED FIRST END
Style DesignatorPROTRUDING HUB
Nominal Distance Between Body Face and Protruding Hub End0.203 INCHES FIRST END IN
Face Nominal Width0.093 INCHES IN
Tooth FormSTANDARD
Material Document and ClassificationQQ-A-225/8,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Pitch Diameter0.4678 INCHES MINIMUM AND 0.4688 INCHES MAXIMUM IN
Pressure Angle20.0000 DEGREES
Surface TreatmentANODIZE OVERALL
Bore Nominal Diameter0.187 INCHES BOTH ENDS IN
Hub Nominal Diameter0.375 INCHES FIRST END IN
Nominal Outside Diameter0.499 INCHES IN
Bore StylePLAIN BOTH ENDS
MaterialALUMINUM ALLOY 6061 OVERALL
Teeth Quantity30
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2825-00-038-078645041 INTERCHANGEABLE
Deflector,dirt and Liquid
Northrop Grumman Systems Corporation Div Marine Systems
3020-00-053-31471412588-40 INTERCHANGEABLE
Gear,spur
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5315-00-054-4117450-43 INTERCHANGEABLE
Pin,straight,headless
Lockheed Martin Corporation Div Rms
1680-00-570-767945043 INTERCHANGEABLE
Spring,filler
B E Aerospace Inc Services Div
5985-00-977-9349128SCAV275-1 INTERCHANGEABLE
Waveguide Assembly
Northrop Grumman Systems Corporation
5330-01-067-36334504-3 INTERCHANGEABLE
Packing,preformed
Hydrasearch Company, Llc
4730-01-140-044845043 INTERCHANGEABLE
Plug,crankcase
Leroi International Inc Dba Compair Leroi
4710-01-188-5890 INTERCHANGEABLE
Tubing,nonmetallic
5305-01-322-871045043 INTERCHANGEABLE
Screw,cap,socket Head
Safety Socket Llc
5340-01-344-1030 INTERCHANGEABLE
Bracket,double Angle
Cross-Reference Index
Part NumberManufacturer
1412588-30 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
45-043 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
45-043-30 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
FD45-043-30 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
Related Parts
2825-00-038-0786INTERCHANGEABLE
DEFLECTOR,DIRT AND LIQUID
45041
3020-00-053-3147INTERCHANGEABLE
GEAR,SPUR
1412588-40
5315-00-054-4117INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
450-43
1680-00-570-7679INTERCHANGEABLE
SPRING,FILLER
45043
5985-00-977-9349INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
128SCAV275-1
5330-01-067-3633INTERCHANGEABLE
PACKING,PREFORMED
4504-3
4730-01-140-0448INTERCHANGEABLE
PLUG,CRANKCASE
45043
4710-01-188-5890INTERCHANGEABLE
TUBING,NONMETALLIC
5305-01-322-8710INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
45043
5340-01-344-1030INTERCHANGEABLE
BRACKET,DOUBLE ANGLE
3455-01-364-8159INTERCHANGEABLE
CUTTER,MILLING,PLAIN
302-4
1005-01-661-5915INTERCHANGEABLE
SPRING ASSEMBLY,EXTRACTOR,SMALL
45043

Frequently Asked Questions

What is NSN 3020-00-074-9307?

NSN 3020-00-074-9307 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 3020-00-074-9307?

NSN 3020-00-074-9307 has 4 cross-referenced part numbers: 1412588-30 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 45-043 (Lockheed Martin Corporation Div Rms - Mitchel Field), 45-043-30 (Lockheed Martin Corporation Div Rms - Mitchel Field), FD45-043-30 (Lockheed Martin Corporation Div Rms - Mitchel Field).

What NSN replaces 3020-00-074-9307?

There are 12 known substitutes for 3020-00-074-9307: 2825-00-038-0786, 3020-00-053-3147, 5315-00-054-4117 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1412588-30?

Key specifications for 1412588-30: Precision Classification: QUALITY NUMBER 10; Body Style: PLAIN, SOLID; Hub Style Designator: PINNED FIRST END; Style Designator: PROTRUDING HUB. 17 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