PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

107290Gear Cluster

Astronautics Corporation of America · NSN 3020-00-252-8437 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-252-8437 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-252-8437. Primary manufacturer part number: 107290.
Features
  • Gear Cluster — FSC 3020
  • Nominal Overall Length: 0.594 INCHES IN
  • Nominal Outside Diameter: 0.225 INCHES SECOND GEAR IN
  • Hub Nominal Diameter: 0.125 INCHES SECOND END IN
  • Surface Treatment: PASSIVATE OVERALL
  • Design Type: SPUR FIRST GEAR
  • Hub Nominal Length: 0.125 INCHES FIRST END IN
  • Hub Nominal Diameter: 0.094 INCHES FIRST END IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Gear Cluster, cataloged under National Stock Number 3020-00-252-8437, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Astronautics Corporation of America. 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-252-8437
Primary Part Number107290
Item NameGear Cluster
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerAstronautics Corporation of America
StatusACTIVE
Nominal Overall Length0.594 INCHES IN
Nominal Outside Diameter0.225 INCHES SECOND GEAR IN
Hub Nominal Diameter0.125 INCHES SECOND END IN
Surface TreatmentPASSIVATE OVERALL
Design TypeSPUR FIRST GEAR
Hub Nominal Length0.125 INCHES FIRST END IN
Hub Nominal Diameter0.094 INCHES FIRST END IN
Design TypeSPUR SECOND GEAR
Nominal Outside Diameter0.417 INCHES FIRST GEAR IN
Hub Nominal Length0.062 INCHES BETWEEN FIRST AND SECOND GEAR IN
MaterialSTEEL CORROSION RESISTING OVERALL
Hub Style Designator1 STEP BOTH ENDS
Hub Nominal Diameter0.156 INCHES BETWEEN FIRST AND SECOND GEAR IN
ConstructionASSEMBLED
Hub Nominal Length0.172 INCHES SECOND END IN
Hub Style DesignatorPLAIN BETWEEN FIRST AND SECOND GEAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-00-974-662301-0296 ITEM NO 67 INTERCHANGEABLE
Washer,lock
Ward Leonard Ct Llc
6685-01-596-989110-7290 INTERCHANGEABLE
Indicator,pressure
Simtek, Inc. Dba Simtek Inc
Cross-Reference Index
Part NumberManufacturer
107290 PRIMARY Astronautics Corporation of America (USA)
Related Parts
5310-00-974-6623INTERCHANGEABLE
WASHER,LOCK
01-0296 ITEM NO 67
6685-01-596-9891INTERCHANGEABLE
INDICATOR,PRESSURE
10-7290

Frequently Asked Questions

What is NSN 3020-00-252-8437?

NSN 3020-00-252-8437 is a Gear Cluster, manufactured by Astronautics Corporation of America, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-252-8437?

NSN 3020-00-252-8437 has 1 cross-referenced part number: 107290 (Astronautics Corporation of America).

What NSN replaces 3020-00-252-8437?

There are 2 known substitutes for 3020-00-252-8437: 5310-00-974-6623, 6685-01-596-9891. Verify interchangeability with system specifications before substitution.

What are the specifications of 107290?

Key specifications for 107290: Nominal Overall Length: 0.594 INCHES IN; Nominal Outside Diameter: 0.225 INCHES SECOND GEAR IN; Hub Nominal Diameter: 0.125 INCHES SECOND END IN; Surface Treatment: PASSIVATE OVERALL. 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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