PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40-3076101-CGear,helical

Brinkley Technology Group Llc Dba Hercules Manufacturing · NSN 3020-00-614-6480 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-614-6480 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-614-6480. Primary manufacturer part number: 40-3076101-C.
Features
  • Gear,helical — FSC 3020
  • Teeth Quantity: 50
  • Helix Angle: 15.3249 DEGREES
  • Pitch Diameter: 6.4804 INCHES NOMINAL IN
  • Face Nominal Width: 0.875 INCHES IN
  • Hardness Rating: 217.0 BRINELL STANDARD MINIMUM AND 255.0 BRINELL STANDARD MAXIMUM OVERALL
  • Hub Style Designator: 1 STEP FIRST END
  • Nominal Distance Between Body Face and Protruding Hub End: 0.500 INCHES FIRST END IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Iron Cast Overall construction
General Description

The Gear,helical, cataloged under National Stock Number 3020-00-614-6480, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 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: Cancelled.

Technical Specifications
ParameterValue
NSN3020-00-614-6480
Primary Part Number40-3076101-C
Item NameGear,helical
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerBrinkley Technology Group Llc Dba Hercules Manufacturing
StatusCANCELLED
Teeth Quantity50
Helix Angle15.3249 DEGREES
Pitch Diameter6.4804 INCHES NOMINAL IN
Face Nominal Width0.875 INCHES IN
Hardness Rating217.0 BRINELL STANDARD MINIMUM AND 255.0 BRINELL STANDARD MAXIMUM OVERALL
Hub Style Designator1 STEP FIRST END
Nominal Distance Between Body Face and Protruding Hub End0.500 INCHES FIRST END IN
Keyway Nominal Width0.251 INCHES BOTH ENDS IN
Body StyleWEBBED, SOLID
Pressure Angle14.5000 DEGREES
Tooth FormSTANDARD
MaterialIRON CAST OVERALL
Nominal Outside Diameter6.727 INCHES IN
Bore StyleW/ KEYWAY BOTH ENDS
Hub Style DesignatorPLAIN SECOND END
First Step Nominal Diameter2.000 INCHES FIRST END IN
End Nominal Length0.191 INCHES FIRST END IN
Nominal Distance From Bore Center to Keyway Bottom0.746 INCHES BOTH ENDS IN
Bore Nominal Diameter1.250 INCHES BOTH ENDS IN
Tooth DirectionRIGHT
End Nominal Diameter1.623 INCHES FIRST END IN
Style DesignatorONE PROTRUDING HUB, ONE FLUSH HUB
First Step Nominal Length0.311 INCHES FIRST END IN
Teeth TypeSINGLE HELIX
Hub Nominal Diameter2.000 INCHES SECOND END IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5120-00-511-1609256070 INTERCHANGEABLE
Tip,tube and Ferrule Pulling
Honeywell International Inc. Div Aerospace - Torrance
Cross-Reference Index
Part NumberManufacturer
40-3076101-C PRIMARY Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
40-3076101-C Hercules Engine Co Inc (USA)
40-3076101 Hercules Engine Co Inc (USA)
40-3076101 PRIMARY Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
256070 Hercules Engine Co Inc (USA)
256070C Hercules Engine Co Inc (USA)
Related Parts
5120-00-511-1609INTERCHANGEABLE
TIP,TUBE AND FERRULE PULLING
256070

Frequently Asked Questions

What is NSN 3020-00-614-6480?

NSN 3020-00-614-6480 is a Gear,helical, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 3020 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3020-00-614-6480?

NSN 3020-00-614-6480 has 6 cross-referenced part numbers: 40-3076101-C (Brinkley Technology Group Llc Dba Hercules Manufacturing), 40-3076101-C (Hercules Engine Co Inc), 40-3076101 (Hercules Engine Co Inc), 40-3076101 (Brinkley Technology Group Llc Dba Hercules Manufacturing), 256070 (Hercules Engine Co Inc) and 1 more.

What NSN replaces 3020-00-614-6480?

There is 1 known substitute for 3020-00-614-6480: 5120-00-511-1609. Verify interchangeability with system specifications before substitution.

What are the specifications of 40-3076101-C?

Key specifications for 40-3076101-C: Teeth Quantity: 50; Helix Angle: 15.3249 DEGREES; Pitch Diameter: 6.4804 INCHES NOMINAL IN; Face Nominal Width: 0.875 INCHES IN. 25 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3020-00-614-6480 still in active supply?

NSN 3020-00-614-6480 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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