PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

461-1Gear Cluster

Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division · NSN 3020-01-265-2641 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-265-2641 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-265-2641. Primary manufacturer part number: 461-1.
Features
  • Gear Cluster — FSC 3020
  • Nominal Outside Diameter: 8.975 INCHES FIRST GEAR IN
  • Nominal Outside Diameter: 2.437 INCHES SECOND GEAR IN
  • Material: IRON CAST OVERALL
  • Nominal Overall Length: 5.250 INCHES IN
  • Bore Nominal Diameter: 2.047 INCHES BOTH ENDS IN
  • Construction: SOLID
  • Bore Style: STRAIGHT SPLINE BOTH ENDS
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Iron Cast Overall construction
General Description

The Gear Cluster, cataloged under National Stock Number 3020-01-265-2641, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-265-2641
Primary Part Number461-1
Item NameGear Cluster
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerIngersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division
StatusACTIVE
Nominal Outside Diameter8.975 INCHES FIRST GEAR IN
Nominal Outside Diameter2.437 INCHES SECOND GEAR IN
MaterialIRON CAST OVERALL
Nominal Overall Length5.250 INCHES IN
Bore Nominal Diameter2.047 INCHES BOTH ENDS IN
ConstructionSOLID
Bore StyleSTRAIGHT SPLINE BOTH ENDS
Design TypeSPUR SECOND GEAR
Design TypeSPUR FIRST GEAR
Spline Quantity8 BOTH ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5996-00-110-5909462-1 INTERCHANGEABLE
Amplifier,direct Current
General Microwave Corporation Div Kratos Microwave Electronics
3110-00-151-811417A4086ITEM1 INTERCHANGEABLE
Bearing,ball,annular
Westinghouse Electric Corp
5975-00-152-1144 INTERCHANGEABLE
Box Connector,electrical
3110-00-155-9145 INTERCHANGEABLE
Bearing,ball,thrust
3110-00-155-9546311SW1 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
5120-00-189-29925120-00-189-2992 INTERCHANGEABLE
Key,socket Head Screw
General Services Administration Federal Supply Service
5985-00-201-3680L4 INTERCHANGEABLE
Attenuator,variable
Yosemite Investment Inc Dba North American Capacitor Co
5360-00-209-9947 INTERCHANGEABLE
Spring,helical,extension
3110-00-227-2597A4812 INTERCHANGEABLE
Bearing,ball,linear Motion
Thomson Industries Inc
5950-00-228-2578 INTERCHANGEABLE
Transformer,radio Frequency
Cross-Reference Index
Part NumberManufacturer
462-1 Ingersoll-Rand Co Power Tool Div (USA)
461-1 PRIMARY Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division (USA)
462-1 Ingersoll-Rand Co Material Handling Div (USA)
462-1 Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division (USA)
L4 Ingersoll-Rand Co Material Handling Div (USA)
Related Parts
5996-00-110-5909INTERCHANGEABLE
AMPLIFIER,DIRECT CURRENT
462-1
3110-00-151-8114INTERCHANGEABLE
BEARING,BALL,ANNULAR
17A4086ITEM1
5975-00-152-1144INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
3110-00-155-9145INTERCHANGEABLE
BEARING,BALL,THRUST
3110-00-155-9546INTERCHANGEABLE
BEARING,BALL,ANNULAR
311SW1
5120-00-189-2992INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
5120-00-189-2992
5985-00-201-3680INTERCHANGEABLE
ATTENUATOR,VARIABLE
L4
5360-00-209-9947INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
3110-00-227-2597INTERCHANGEABLE
BEARING,BALL,LINEAR MOTION
A4812
5950-00-228-2578INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5950-00-303-5403INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
8007685
5920-00-350-9181INTERCHANGEABLE
FUSEHOLDER,BLOCK
4621

Frequently Asked Questions

What is NSN 3020-01-265-2641?

NSN 3020-01-265-2641 is a Gear Cluster, manufactured by Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-265-2641?

NSN 3020-01-265-2641 has 5 cross-referenced part numbers: 462-1 (Ingersoll-Rand Co Power Tool Div), 461-1 (Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division), 462-1 (Ingersoll-Rand Co Material Handling Div), 462-1 (Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division), L4 (Ingersoll-Rand Co Material Handling Div).

What NSN replaces 3020-01-265-2641?

There are 12 known substitutes for 3020-01-265-2641: 5996-00-110-5909, 3110-00-151-8114, 5975-00-152-1144 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 461-1?

Key specifications for 461-1: Nominal Outside Diameter: 8.975 INCHES FIRST GEAR IN; End Item Identification: L SERIES HAND WINCH; Nominal Outside Diameter: 2.437 INCHES SECOND GEAR IN; Material: IRON CAST OVERALL. 12 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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