PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

540-8863-002Gear,spur

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 3020-00-540-8914 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-540-8914 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-540-8914. Primary manufacturer part number: 540-8863-002.
Features
  • Gear,spur — FSC 3020
  • Surface Treatment: PASSIVATE OVERALL
  • Material Document and Classification: QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Tooth Form: STANDARD
  • Bore Style: PLAIN BOTH ENDS
  • Face Nominal Width: 0.060 INCHES IN
  • Material: STEEL COMP 303 OVERALL
  • Precision Classification: QUALITY NUMBER 10
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 303 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-540-8914, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-540-8914
Primary Part Number540-8863-002
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusACTIVE
Surface TreatmentPASSIVATE OVERALL
Material Document and ClassificationQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Tooth FormSTANDARD
Bore StylePLAIN BOTH ENDS
Face Nominal Width0.060 INCHES IN
MaterialSTEEL COMP 303 OVERALL
Precision ClassificationQUALITY NUMBER 10
Hub Nominal Diameter0.3095 INCHES FIRST END IN
Teeth Quantity72
Nominal Outside Diameter1.1560 INCHES IN
Style DesignatorPROTRUDING HUB
Body StylePLAIN, SOLID
Pitch Diameter1.1250 INCHES NOMINAL IN
Hub Style DesignatorSPLIT FIRST END
Bore Nominal Diameter0.250 INCHES BOTH ENDS IN
Clamping Surface Nominal Length0.1560 INCHES FIRST END IN
Nominal Distance Between Body Face and Protruding Hub End0.187 INCHES FIRST END IN
Pressure Angle20.0000 DEGREES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5325-00-200-6707 INTERCHANGEABLE
Ring,retaining
Cross-Reference Index
Part NumberManufacturer
119652 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
444119652 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
540-8863-002 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
5325-00-200-6707INTERCHANGEABLE
RING,RETAINING

Frequently Asked Questions

What is NSN 3020-00-540-8914?

NSN 3020-00-540-8914 is a Gear,spur, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-540-8914?

NSN 3020-00-540-8914 has 3 cross-referenced part numbers: 119652 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 444119652 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 540-8863-002 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).

What NSN replaces 3020-00-540-8914?

There is 1 known substitute for 3020-00-540-8914: 5325-00-200-6707. Verify interchangeability with system specifications before substitution.

What are the specifications of 540-8863-002?

Key specifications for 540-8863-002: Surface Treatment: PASSIVATE OVERALL; Material Document and Classification: QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Tooth Form: STANDARD; Bore Style: PLAIN BOTH ENDS. 18 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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