PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

540-8864-002Gear,spur

Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems · NSN 3020-00-540-8917 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-540-8917 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-540-8917. Primary manufacturer part number: 540-8864-002.
Features
  • Gear,spur — FSC 3020
  • Face Nominal Width: 0.060 INCHES IN
  • Pressure Angle: 20.0000 DEGREES
  • Nominal Distance Between Body Face and Protruding Hub End: 0.1870 INCHES FIRST END IN
  • Material Document and Classification: QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Tooth Form: STANDARD
  • Nominal Outside Diameter: 1.1500 INCHES IN
  • Hub Style Designator: PLAIN FIRST END
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 3020-00-540-8917, 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 16 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-540-8917
Primary Part Number540-8864-002
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerRockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
StatusACTIVE
Face Nominal Width0.060 INCHES IN
Pressure Angle20.0000 DEGREES
Nominal Distance Between Body Face and Protruding Hub End0.1870 INCHES FIRST END IN
Material Document and ClassificationQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Tooth FormSTANDARD
Nominal Outside Diameter1.1500 INCHES IN
Hub Style DesignatorPLAIN FIRST END
Teeth Quantity72
Bore StylePLAIN BOTH ENDS
Pitch Diameter1.1250 INCHES NOMINAL IN
Hub Nominal Diameter0.437 INCHES FIRST END IN
Body StylePLAIN, SOLID
Style DesignatorPROTRUDING HUB
Bore Nominal Diameter0.187 INCHES BOTH ENDS IN
MaterialSTEEL COMP 303 OVERALL
Surface TreatmentPASSIVATE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5325-00-721-7680 INTERCHANGEABLE
Ring,retaining
5340-01-012-2229119653 INTERCHANGEABLE
Standoff,threaded,spacing
Astronautics Corporation of America
5330-01-371-5116119653 INTERCHANGEABLE
Parts Kit,seal Replacement,mecha
Jered Llc
Cross-Reference Index
Part NumberManufacturer
444119653 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
119653 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
540-8864-002 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
5325-00-721-7680INTERCHANGEABLE
RING,RETAINING
5340-01-012-2229INTERCHANGEABLE
STANDOFF,THREADED,SPACING
119653
5330-01-371-5116INTERCHANGEABLE
PARTS KIT,SEAL REPLACEMENT,MECHA
119653

Frequently Asked Questions

What is NSN 3020-00-540-8917?

NSN 3020-00-540-8917 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 3020-00-540-8917?

NSN 3020-00-540-8917 has 3 cross-referenced part numbers: 444119653 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 119653 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), 540-8864-002 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).

What NSN replaces 3020-00-540-8917?

There are 3 known substitutes for 3020-00-540-8917: 5325-00-721-7680, 5340-01-012-2229, 5330-01-371-5116. Verify interchangeability with system specifications before substitution.

What are the specifications of 540-8864-002?

Key specifications for 540-8864-002: Face Nominal Width: 0.060 INCHES IN; Pressure Angle: 20.0000 DEGREES; Nominal Distance Between Body Face and Protruding Hub End: 0.1870 INCHES FIRST END IN; Material Document and Classification: QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 16 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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