PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3038986Gear,helical

Cummins Inc. · NSN 3020-01-383-5878 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-383-5878 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-383-5878. Primary manufacturer part number: 3038986.
Features
  • Gear,helical — FSC 3020
  • Teeth Quantity: 54
  • Body Style: SPOKED
  • Pitch Diameter: 167.7147 MILLIMETERS NOMINAL MM
  • Hub Nominal Diameter: 78.0 MILLIMETERS BOTH ENDS MM
  • Tooth Direction: LEFT
  • Nominal Outside Diameter: 173.7 MILLIMETERS MM
  • Face Nominal Width: 47.1 MILLIMETERS MM
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Overall construction
General Description

The Gear,helical, cataloged under National Stock Number 3020-01-383-5878, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Cummins Inc.. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN3020-01-383-5878
Primary Part Number3038986
Item NameGear,helical
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerCummins Inc.
StatusACTIVE
Teeth Quantity54
Body StyleSPOKED
Pitch Diameter167.7147 MILLIMETERS NOMINAL MM
Hub Nominal Diameter78.0 MILLIMETERS BOTH ENDS MM
Tooth DirectionLEFT
Nominal Outside Diameter173.7 MILLIMETERS MM
Face Nominal Width47.1 MILLIMETERS MM
Style DesignatorRECESSED HUBS
Pressure Angle20.0000 DEGREES
Hub Style DesignatorPLAIN BOTH ENDS
MaterialSTEEL OVERALL
Bore StylePLAIN BOTH ENDS
Helix Angle15.0000 DEGREES
Furnished Items and Quantity1 BUSHING
Teeth TypeSINGLE HELIX
Bore Nominal Diameter60.1 MILLIMETERS BOTH ENDS MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5962-01-049-3524 INTERCHANGEABLE
Microcircuit,digital
Cross-Reference Index
Part NumberManufacturer
3038986 PRIMARY Cummins Inc. (USA)
Related Parts
5962-01-049-3524INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 3020-01-383-5878?

NSN 3020-01-383-5878 is a Gear,helical, manufactured by Cummins Inc., classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-383-5878?

NSN 3020-01-383-5878 has 1 cross-referenced part number: 3038986 (Cummins Inc.).

What NSN replaces 3020-01-383-5878?

There is 1 known substitute for 3020-01-383-5878: 5962-01-049-3524. Verify interchangeability with system specifications before substitution.

What are the specifications of 3038986?

Key specifications for 3038986: End Item Identification: 3930-01-307-3658; Teeth Quantity: 54; Body Style: SPOKED; Pitch Diameter: 167.7147 MILLIMETERS NOMINAL MM. 17 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com