PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

130820Gear,bevel

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 3020-00-446-1815 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-446-1815 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-446-1815. Primary manufacturer part number: 130820.
Features
  • Gear,bevel — FSC 3020
  • Pressure Angle: 20.0000 DEGREES
  • Clamping Surface Nominal Length: 0.218 INCHES BOTH ENDS IN
  • Bore Nominal Diameter: 0.187 INCHES BOTH ENDS IN
  • Teeth Type: STRAIGHT
  • Teeth Quantity: 27
  • Hub Nominal Diameter: 0.248 INCHES BOTH ENDS IN
  • Material: COPPER ALLOY OVERALL
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Copper Alloy Overall construction
General Description

The Gear,bevel, cataloged under National Stock Number 3020-00-446-1815, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 12 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-446-1815
Primary Part Number130820
Item NameGear,bevel
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
Pressure Angle20.0000 DEGREES
Clamping Surface Nominal Length0.218 INCHES BOTH ENDS IN
Bore Nominal Diameter0.187 INCHES BOTH ENDS IN
Teeth TypeSTRAIGHT
Teeth Quantity27
Hub Nominal Diameter0.248 INCHES BOTH ENDS IN
MaterialCOPPER ALLOY OVERALL
Hub Style DesignatorSPLIT BOTH ENDS
Body StylePLAIN, SOLID
Bore StylePLAIN BOTH ENDS
Nominal Overall Length0.390 INCHES IN
Pitch Angle56.6000 DEGREES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5930-00-556-9803 INTERCHANGEABLE
Switch,rotary
5815-00-611-5080 INTERCHANGEABLE
Spring
Cross-Reference Index
Part NumberManufacturer
130820 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
543-2654-002 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
5930-00-556-9803INTERCHANGEABLE
SWITCH,ROTARY
5815-00-611-5080INTERCHANGEABLE
SPRING

Frequently Asked Questions

What is NSN 3020-00-446-1815?

NSN 3020-00-446-1815 is a Gear,bevel, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-446-1815?

NSN 3020-00-446-1815 has 2 cross-referenced part numbers: 130820 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 543-2654-002 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).

What NSN replaces 3020-00-446-1815?

There are 2 known substitutes for 3020-00-446-1815: 5930-00-556-9803, 5815-00-611-5080. Verify interchangeability with system specifications before substitution.

What are the specifications of 130820?

Key specifications for 130820: Pressure Angle: 20.0000 DEGREES; Clamping Surface Nominal Length: 0.218 INCHES BOTH ENDS IN; Bore Nominal Diameter: 0.187 INCHES BOTH ENDS IN; Teeth Type: STRAIGHT. 12 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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