PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

803954-1Gear,spur

Honeywell International, Inc Div Aerospace-Tucson · NSN 3020-00-105-1149 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-105-1149 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-105-1149. Primary manufacturer part number: 803954-1.
Features
  • Gear,spur — FSC 3020
  • Body Style: PLAIN, SOLID
  • Pressure Angle: 20.0000 DEGREES
  • Material: ALUMINUM ALLOY 2024 OVERALL
  • Style Designator: PROTRUDING HUB
  • Attachment Method: CLAMP
  • Material Document and Classification: QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Tooth Form: STANDARD
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Aluminum Alloy 2024 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-105-1149, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Honeywell International, Inc Div Aerospace-Tucson. Government technical data includes 21 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-105-1149
Primary Part Number803954-1
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerHoneywell International, Inc Div Aerospace-Tucson
StatusACTIVE
Body StylePLAIN, SOLID
Pressure Angle20.0000 DEGREES
MaterialALUMINUM ALLOY 2024 OVERALL
Style DesignatorPROTRUDING HUB
Attachment MethodCLAMP
Material Document and ClassificationQQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Tooth FormSTANDARD
End Nominal Length0.1150 INCHES FIRST END IN
End Nominal Diameter0.1870 INCHES FIRST END IN
Bore Nominal Diameter0.125 INCHES BOTH ENDS IN
Bore StylePLAIN BOTH ENDS
Nominal Distance Between Body Face and Protruding Hub End0.2950 INCHES FIRST END IN
Pitch Diameter1.5510 INCHES MINIMUM AND 1.5520 INCHES MAXIMUM IN
Hub Style Designator1 STEP FIRST END
Surface Treatment Document and ClassificationMIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
First Step Nominal Length0.1150 INCHES FIRST END IN
First Step Nominal Diameter0.5002 INCHES FIRST END IN
Surface TreatmentANODIZE OVERALL
Face Nominal Width0.115 INCHES IN
Nominal Outside Diameter0.4100 INCHES IN
Teeth Quantity149
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5962-01-077-5072351-1285-012 INTERCHANGEABLE
Microcircuit,linear
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
Cross-Reference Index
Part NumberManufacturer
803954-1 Honeywell International Inc. Div Aerospace - Torrance (USA)
803954-1 PRIMARY Honeywell International, Inc Div Aerospace-Tucson (USA)
Related Parts
5962-01-077-5072INTERCHANGEABLE
MICROCIRCUIT,LINEAR
351-1285-012

Frequently Asked Questions

What is NSN 3020-00-105-1149?

NSN 3020-00-105-1149 is a Gear,spur, manufactured by Honeywell International, Inc Div Aerospace-Tucson, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-105-1149?

NSN 3020-00-105-1149 has 2 cross-referenced part numbers: 803954-1 (Honeywell International Inc. Div Aerospace - Torrance), 803954-1 (Honeywell International, Inc Div Aerospace-Tucson).

What NSN replaces 3020-00-105-1149?

There is 1 known substitute for 3020-00-105-1149: 5962-01-077-5072. Verify interchangeability with system specifications before substitution.

What are the specifications of 803954-1?

Key specifications for 803954-1: Body Style: PLAIN, SOLID; Pressure Angle: 20.0000 DEGREES; Material: ALUMINUM ALLOY 2024 OVERALL; Style Designator: PROTRUDING HUB. 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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