PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1340052PC144Gear,spur

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 3020-00-764-7142 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-764-7142 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-764-7142. Primary manufacturer part number: 1340052PC144.
Features
  • Gear,spur — FSC 3020
  • Style Designator: PROTRUDING HUB
  • First Step Nominal Length: 0.032 INCHES FIRST END IN
  • Pitch Diameter: 1.5000 INCHES NOMINAL IN
  • Nominal Outside Diameter: 1.519 INCHES IN
  • Material Document and Classification: QQ-A-225/8,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Pressure Angle: 20.0000 DEGREES
  • 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 3020-00-764-7142, 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 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-764-7142
Primary Part Number1340052PC144
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Style DesignatorPROTRUDING HUB
First Step Nominal Length0.032 INCHES FIRST END IN
Pitch Diameter1.5000 INCHES NOMINAL IN
Nominal Outside Diameter1.519 INCHES IN
Material Document and ClassificationQQ-A-225/8,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Pressure Angle20.0000 DEGREES
Tooth FormSTANDARD
Precision ClassificationQUALITY NUMBER 5 OR QUALITY NUMBER 6
MaterialALUMINUM ALLOY 6061 OVERALL
Attachment MethodCLAMP
Nominal Distance Between Body Face and Protruding Hub End0.297 INCHES FIRST END IN
Bore Nominal Diameter0.188 INCHES BOTH ENDS IN
End Nominal Diameter0.249 INCHES FIRST END IN
Surface TreatmentANODIZE OVERALL
First Step Nominal Diameter0.310 INCHES FIRST END IN
Face Nominal Width0.094 INCHES IN
Bore StylePLAIN BOTH ENDS
End Nominal Length0.265 INCHES FIRST END IN
Hub Style Designator1 STEP FIRST END
Teeth Quantity144
Body StylePLAIN, SOLID
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3020-00-042-31901340052-160 INTERCHANGEABLE
Gear,spur
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3020-00-057-87161340052-140 INTERCHANGEABLE
Gear,spur
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3020-00-770-24861340052PC123 INTERCHANGEABLE
Gear,spur
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3020-00-919-47411340052-108 INTERCHANGEABLE
Gear,spur
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3020-00-993-60671340052-138 INTERCHANGEABLE
Gear,spur
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3020-00-994-12071340052-92 INTERCHANGEABLE
Gear,spur
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6505-01-645-48923847003 INTERCHANGEABLE
Calcium Hydroxide
Henry Schein, Inc.
Cross-Reference Index
Part NumberManufacturer
1340052 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
1340052PC144 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
1340052-144 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
3020-00-042-3190INTERCHANGEABLE
GEAR,SPUR
1340052-160
3020-00-057-8716INTERCHANGEABLE
GEAR,SPUR
1340052-140
3020-00-770-2486INTERCHANGEABLE
GEAR,SPUR
1340052PC123
3020-00-919-4741INTERCHANGEABLE
GEAR,SPUR
1340052-108
3020-00-993-6067INTERCHANGEABLE
GEAR,SPUR
1340052-138
3020-00-994-1207INTERCHANGEABLE
GEAR,SPUR
1340052-92
6505-01-645-4892INTERCHANGEABLE
CALCIUM HYDROXIDE
3847003

Frequently Asked Questions

What is NSN 3020-00-764-7142?

NSN 3020-00-764-7142 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 3020-00-764-7142?

NSN 3020-00-764-7142 has 3 cross-referenced part numbers: 1340052 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 1340052PC144 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 1340052-144 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 3020-00-764-7142?

There are 7 known substitutes for 3020-00-764-7142: 3020-00-042-3190, 3020-00-057-8716, 3020-00-770-2486 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1340052PC144?

Key specifications for 1340052PC144: Style Designator: PROTRUDING HUB; First Step Nominal Length: 0.032 INCHES FIRST END IN; Pitch Diameter: 1.5000 INCHES NOMINAL IN; Nominal Outside Diameter: 1.519 INCHES IN. 21 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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