PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T001128215Gear,spur

The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C · NSN 3020-00-125-6517 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-125-6517 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-125-6517. Primary manufacturer part number: T001128215.
Features
  • Gear,spur — FSC 3020
  • Hub Nominal Diameter: 1.000 INCHES FIRST END IN
  • Bore Style: W/ KEYWAY BOTH ENDS
  • Keyway Nominal Width: 0.188 INCHES BOTH ENDS IN
  • Tooth Form: STANDARD
  • Nominal Distance From Bore Center to Keyway Bottom: 0.406 INCHES BOTH ENDS IN
  • Body Style: PLAIN, SOLID
  • Face Nominal Width: 0.750 INCHES IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-125-6517, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 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
NSN3020-00-125-6517
Primary Part NumberT001128215
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerThe Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C
StatusACTIVE
Hub Nominal Diameter1.000 INCHES FIRST END IN
Bore StyleW/ KEYWAY BOTH ENDS
Keyway Nominal Width0.188 INCHES BOTH ENDS IN
Tooth FormSTANDARD
Nominal Distance From Bore Center to Keyway Bottom0.406 INCHES BOTH ENDS IN
Body StylePLAIN, SOLID
Face Nominal Width0.750 INCHES IN
Pressure Angle14.5000 DEGREES
Teeth Quantity15
Nominal Distance Between Body Face and Protruding Hub End0.500 INCHES FIRST END IN
MaterialSTEEL OVERALL
Nominal Outside Diameter1.417 INCHES IN
Bore Nominal Diameter0.625 INCHES BOTH ENDS IN
Hub Style DesignatorPINNED FIRST END
Style DesignatorPROTRUDING HUB
Pitch Diameter1.2500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5935-01-125-5876 INTERCHANGEABLE
Cover,electrical Connector
2520-01-309-2964128219 INTERCHANGEABLE
Disk,clutch,vehicular
Eaton Corp Clutch Div
4220-01-676-6903128215 INTERCHANGEABLE
Regulator,breathing Gas Pressure
Aqualung Usa, Inc
Cross-Reference Index
Part NumberManufacturer
T001128215 Aero-Motive Company (USA)
T001128215 PRIMARY The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C (USA)
T00128215 Aero-Motive Company (USA)
128215 Aerostar Global Logistics, Inc. Dba Aerostar Technical Services (USA)
1-128215 Aero-Motive Company (USA)
1-128215 Aerostar Global Logistics, Inc. Dba Aerostar Technical Services (USA)
Related Parts
5935-01-125-5876INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
2520-01-309-2964INTERCHANGEABLE
DISK,CLUTCH,VEHICULAR
128219
4220-01-676-6903INTERCHANGEABLE
REGULATOR,BREATHING GAS PRESSURE
128215

Frequently Asked Questions

What is NSN 3020-00-125-6517?

NSN 3020-00-125-6517 is a Gear,spur, manufactured by The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-125-6517?

NSN 3020-00-125-6517 has 6 cross-referenced part numbers: T001128215 (Aero-Motive Company), T001128215 (The Hellan Strainer Co Div Sister Company of Cleveland Gear, Subs. of Industrial Mfg. C), T00128215 (Aero-Motive Company), 128215 (Aerostar Global Logistics, Inc. Dba Aerostar Technical Services), 1-128215 (Aero-Motive Company) and 1 more.

What NSN replaces 3020-00-125-6517?

There are 3 known substitutes for 3020-00-125-6517: 5935-01-125-5876, 2520-01-309-2964, 4220-01-676-6903. Verify interchangeability with system specifications before substitution.

What are the specifications of T001128215?

Key specifications for T001128215: Hub Nominal Diameter: 1.000 INCHES FIRST END IN; Bore Style: W/ KEYWAY BOTH ENDS; Keyway Nominal Width: 0.188 INCHES BOTH ENDS IN; Tooth Form: STANDARD. 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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