PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

39077-1Gear,spur

Elbitamerica, Inc. · NSN 3020-01-418-3534 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-418-3534 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-418-3534. Primary manufacturer part number: 39077-1.
Features
  • Gear,spur — FSC 3020
  • Clamping Surface Nominal Length: 0.115 INCHES FIRST END IN
  • Hub Nominal Diameter: 0.156 INCHES FIRST END IN
  • Style Designator: PROTRUDING HUB
  • Surface Treatment: PASSIVATE OVERALL
  • Face Nominal Width: 0.125 INCHES IN
  • Bore Nominal Diameter: 0.125 INCHES BOTH ENDS IN
  • Material: STEEL COMP 303 OVERALL
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 3020-01-418-3534, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Elbitamerica, Inc.. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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
NSN3020-01-418-3534
Primary Part Number39077-1
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerElbitamerica, Inc.
StatusACTIVE
Clamping Surface Nominal Length0.115 INCHES FIRST END IN
Hub Nominal Diameter0.156 INCHES FIRST END IN
Style DesignatorPROTRUDING HUB
Surface TreatmentPASSIVATE OVERALL
Face Nominal Width0.125 INCHES IN
Bore Nominal Diameter0.125 INCHES BOTH ENDS IN
MaterialSTEEL COMP 303 OVERALL
Bore StylePLAIN BOTH ENDS
Nominal Distance Between Body Face and Protruding Hub End0.125 INCHES FIRST END IN
Nominal Outside Diameter0.240 INCHES IN
Pitch Diameter0.2187 INCHES NOMINAL IN
Pressure Angle20.0000 DEGREES
Hub Style DesignatorSPLIT FIRST END
Surface Treatment Document and ClassificationQQ-P-35 TYPE IV FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Teeth Quantity21
Body StylePLAIN, SOLID
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-100-057534478 INTERCHANGEABLE
Cup,tapered Roller Bearing
Federal-Mogul Corp Government Sales Dept
5950-00-617-39069072513 INTERCHANGEABLE
Reactor
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
39077-1 PRIMARY Elbitamerica, Inc. (USA)
39077 Elbitamerica, Inc. (USA)
Related Parts
3110-00-100-0575INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
34478
5950-00-617-3906INTERCHANGEABLE
REACTOR
9072513

Frequently Asked Questions

What is NSN 3020-01-418-3534?

NSN 3020-01-418-3534 is a Gear,spur, manufactured by Elbitamerica, Inc., classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-418-3534?

NSN 3020-01-418-3534 has 2 cross-referenced part numbers: 39077-1 (Elbitamerica, Inc.), 39077 (Elbitamerica, Inc.).

What NSN replaces 3020-01-418-3534?

There are 2 known substitutes for 3020-01-418-3534: 3110-00-100-0575, 5950-00-617-3906. Verify interchangeability with system specifications before substitution.

What are the specifications of 39077-1?

Key specifications for 39077-1: Clamping Surface Nominal Length: 0.115 INCHES FIRST END IN; Hub Nominal Diameter: 0.156 INCHES FIRST END IN; Style Designator: PROTRUDING HUB; Surface Treatment: PASSIVATE OVERALL. 17 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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