PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6321-0047-01Gear,spur

Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division · NSN 3020-01-129-7916 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-129-7916 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-129-7916. Primary manufacturer part number: 6321-0047-01.
Features
  • Gear,spur — FSC 3020
  • Bore Style: SERRATED BOTH ENDS
  • Hub Style Designator: PLAIN BOTH ENDS
  • Hub Nominal Diameter: 0.688 INCHES BOTH ENDS IN
  • Surface Treatment: TIN OVERALL
  • Body Style: PLAIN, SOLID
  • Material Document and Classification: MIL-S-8690 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Face Nominal Width: 0.250 INCHES IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 8620 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-01-129-7916, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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: Active.

Technical Specifications
ParameterValue
NSN3020-01-129-7916
Primary Part Number6321-0047-01
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division
StatusACTIVE
Bore StyleSERRATED BOTH ENDS
Hub Style DesignatorPLAIN BOTH ENDS
Hub Nominal Diameter0.688 INCHES BOTH ENDS IN
Surface TreatmentTIN OVERALL
Body StylePLAIN, SOLID
Material Document and ClassificationMIL-S-8690 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Face Nominal Width0.250 INCHES IN
Serration Quantity36 BOTH ENDS
Serration Pitch Diameter0.4850 INCHES NOMINAL BOTH ENDS IN
Pitch Diameter1.1667 INCHES NOMINAL IN
Style DesignatorPROTRUDING HUBS
Teeth Quantity35
Nominal Overall Length0.502 INCHES IN
Nominal Distance Between Body Face and Protruding Hub End0.125 INCHES BOTH ENDS IN
Surface Treatment Document and ClassificationMIL-T-10727,TY 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Nominal Outside Diameter1.233 INCHES IN
Pressure Angle25.0000 DEGREES
Tooth FormSTANDARD
MaterialSTEEL COMP 8620 OVERALL
Features ProvidedCASEHARDENED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5930-00-814-4655GS837L2 INTERCHANGEABLE
Switch,sensitive
Northrop Grumman Systems Corporation
Cross-Reference Index
Part NumberManufacturer
6321-0047 Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division (USA)
10106697 Nimikkeistokeskus Ncb Finland (FIN)
6321-0047-01 PRIMARY Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division (USA)
Related Parts
5930-00-814-4655INTERCHANGEABLE
SWITCH,SENSITIVE
GS837L2

Frequently Asked Questions

What is NSN 3020-01-129-7916?

NSN 3020-01-129-7916 is a Gear,spur, manufactured by Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-129-7916?

NSN 3020-01-129-7916 has 3 cross-referenced part numbers: 6321-0047 (Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division), 10106697 (Nimikkeistokeskus Ncb Finland), 6321-0047-01 (Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division).

What NSN replaces 3020-01-129-7916?

There is 1 known substitute for 3020-01-129-7916: 5930-00-814-4655. Verify interchangeability with system specifications before substitution.

What are the specifications of 6321-0047-01?

Key specifications for 6321-0047-01: Bore Style: SERRATED BOTH ENDS; Hub Style Designator: PLAIN BOTH ENDS; Hub Nominal Diameter: 0.688 INCHES BOTH ENDS IN; Surface Treatment: TIN OVERALL. 20 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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