PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

126215Gear,spur

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 3020-00-103-0858 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-103-0858 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-103-0858. Primary manufacturer part number: 126215.
Features
  • Gear,spur — FSC 3020
  • Body Style: PLAIN, SOLID
  • Style Designator: PROTRUDING HUBS
  • Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
  • Hub Nominal Diameter: 5.430 INCHES BOTH ENDS IN
  • Counterbore Nominal Diameter: 5.130 INCHES BOTH ENDS IN
  • Nominal Overall Length: 0.2700 INCHES IN
  • Bore Style: W/COUNTERBORE BOTH ENDS
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Uns K24065 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-103-0858, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 24 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-103-0858
Primary Part Number126215
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusACTIVE
Body StylePLAIN, SOLID
Style DesignatorPROTRUDING HUBS
Hardness Rating30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
Hub Nominal Diameter5.430 INCHES BOTH ENDS IN
Counterbore Nominal Diameter5.130 INCHES BOTH ENDS IN
Nominal Overall Length0.2700 INCHES IN
Bore StyleW/COUNTERBORE BOTH ENDS
Nominal Distance Between Body Face and Protruding Hub End0.020 INCHES BOTH ENDS IN
Nominal Outside Diameter5.802 INCHES IN
Tooth FormSTANDARD
Material Document and ClassificationAMS 6470 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Attachment MethodMOUNTING HOLE
Teeth Quantity61
MaterialSTEEL UNS K24065 OVERALL
Surface Treatment Document and ClassificationAMS2410 ASSN STD SINGLE TREATMENT RESPONSE OR AMS2412 ASSN STD SINGLE TREATMENT RESPONSE BODY
Face Nominal Width0.2300 INCHES IN
Mounting Hole Type and Quantity1 PLAIN TRANSVERSELY THROUGH HUB FIRST END
Bore Nominal Diameter5.063 INCHES BOTH ENDS IN
Surface TreatmentSILVER BODY
Pressure Angle22.5000 DEGREES
Pitch Diameter10.8149 INCHES NOMINAL IN
Mounting Hole Nominal Diameter0.067 INCHES TRANSVERSELY THROUGH HUB FIRST END IN
Counterbore Nominal Depth0.064 INCHES BOTH ENDS IN
Hub Style DesignatorPLAIN BOTH ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5935-00-061-5562SMC523565 INTERCHANGEABLE
Connector,receptacle,electrical
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5935-00-800-9992 INTERCHANGEABLE
Connector,plug,electrical
5310-01-125-8272126215 INTERCHANGEABLE
Nut,plain,hexagon
Astronautics Corporation of America
5930-01-325-3279L04349 INTERCHANGEABLE
Switch,rotary
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
Cross-Reference Index
Part NumberManufacturer
126215 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
126215 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
Related Parts
5935-00-061-5562INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
SMC523565
5935-00-800-9992INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5310-01-125-8272INTERCHANGEABLE
NUT,PLAIN,HEXAGON
126215
5930-01-325-3279INTERCHANGEABLE
SWITCH,ROTARY
L04349

Frequently Asked Questions

What is NSN 3020-00-103-0858?

NSN 3020-00-103-0858 is a Gear,spur, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-103-0858?

NSN 3020-00-103-0858 has 2 cross-referenced part numbers: 126215 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 126215 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).

What NSN replaces 3020-00-103-0858?

There are 4 known substitutes for 3020-00-103-0858: 5935-00-061-5562, 5935-00-800-9992, 5310-01-125-8272 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 126215?

Key specifications for 126215: Body Style: PLAIN, SOLID; Style Designator: PROTRUDING HUBS; Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL; Hub Nominal Diameter: 5.430 INCHES BOTH ENDS IN. 24 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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