PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

80952Gear Cluster

Fwd Seagrave Holdings Lp · NSN 3020-00-786-2860 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-786-2860 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-786-2860. Primary manufacturer part number: 80952.
Features
  • Gear Cluster — FSC 3020
  • Nominal Overall Length: 1.860 INCHES IN
  • Hub Nominal Length: 0.0550 INCHES FIRST END IN
  • Nominal Outside Diameter: 5.630 INCHES SECOND GEAR IN
  • Hub Nominal Diameter: 5.020 INCHES BETWEEN FIRST AND SECOND GEAR IN
  • Hub Nominal Length: 0.310 INCHES BETWEEN FIRST AND SECOND GEAR IN
  • Nominal Outside Diameter: 10.619 INCHES FIRST GEAR IN
  • Bore Nominal Diameter: 3.500 INCHES BOTH ENDS IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Overall construction
General Description

The Gear Cluster, cataloged under National Stock Number 3020-00-786-2860, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Fwd Seagrave Holdings Lp. Government technical data includes 17 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: Cancelled.

Technical Specifications
ParameterValue
NSN3020-00-786-2860
Primary Part Number80952
Item NameGear Cluster
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerFwd Seagrave Holdings Lp
StatusCANCELLED
Nominal Overall Length1.860 INCHES IN
Hub Nominal Length0.0550 INCHES FIRST END IN
Nominal Outside Diameter5.630 INCHES SECOND GEAR IN
Hub Nominal Diameter5.020 INCHES BETWEEN FIRST AND SECOND GEAR IN
Hub Nominal Length0.310 INCHES BETWEEN FIRST AND SECOND GEAR IN
Nominal Outside Diameter10.619 INCHES FIRST GEAR IN
Bore Nominal Diameter3.500 INCHES BOTH ENDS IN
Design TypeSPUR SECOND GEAR
Bore StylePLAIN BOTH ENDS
Hub Style DesignatorPLAIN BETWEEN FIRST AND SECOND GEAR
Hub Nominal Diameter5.465 INCHES FIRST END IN
Surface TreatmentOXIDE OVERALL
ConstructionSOLID
MaterialSTEEL OVERALL
Furnished Items and Quantity1 EXTERNALLY LUBRICATED BEARING
Design TypeSPUR FIRST GEAR
Hub Style DesignatorPLAIN FIRST END
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
2915-00-020-654983307 INTERCHANGEABLE
Parts Kit,pump,over
Triumph Engine Control Systems Llc
5930-00-108-6792746-645 INTERCHANGEABLE
Switch,toggle
Raytheon Company Dba Raytheon Co
Cross-Reference Index
Part NumberManufacturer
80952 PRIMARY Fwd Seagrave Holdings Lp (USA)
Related Parts
2915-00-020-6549INTERCHANGEABLE
PARTS KIT,PUMP,OVER
83307
5930-00-108-6792INTERCHANGEABLE
SWITCH,TOGGLE
746-645

Frequently Asked Questions

What is NSN 3020-00-786-2860?

NSN 3020-00-786-2860 is a Gear Cluster, manufactured by Fwd Seagrave Holdings Lp, classified under FSC 3020 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3020-00-786-2860?

NSN 3020-00-786-2860 has 1 cross-referenced part number: 80952 (Fwd Seagrave Holdings Lp).

What NSN replaces 3020-00-786-2860?

There are 2 known substitutes for 3020-00-786-2860: 2915-00-020-6549, 5930-00-108-6792. Verify interchangeability with system specifications before substitution.

What are the specifications of 80952?

Key specifications for 80952: Nominal Overall Length: 1.860 INCHES IN; Hub Nominal Length: 0.0550 INCHES FIRST END IN; Nominal Outside Diameter: 5.630 INCHES SECOND GEAR IN; Hub Nominal Diameter: 5.020 INCHES BETWEEN FIRST AND SECOND GEAR IN. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3020-00-786-2860 still in active supply?

NSN 3020-00-786-2860 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.
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