PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5861Gear,helical

Eaton Corp Transmission Div · NSN 3020-00-200-2131 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-200-2131 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-200-2131. Primary manufacturer part number: 5861.
Features
  • Gear,helical — FSC 3020
  • Pitch Diameter: 6.0210 INCHES NOMINAL IN
  • Keyway Nominal Width: 0.378 INCHES BOTH ENDS IN
  • Material: STEEL COMP 8620H OVERALL
  • Nominal Overall Length: 2.123 INCHES IN
  • Pressure Angle: 20.0000 DEGREES
  • Tooth Direction: RIGHT
  • Nominal Distance Between Body Face and Protruding Hub End: 0.375 INCHES FIRST END IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 8620h Overall construction
General Description

The Gear,helical, cataloged under National Stock Number 3020-00-200-2131, 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 Corp Transmission Div. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3020-00-200-2131
Primary Part Number5861
Item NameGear,helical
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerEaton Corp Transmission Div
StatusCANCELLED
Pitch Diameter6.0210 INCHES NOMINAL IN
Keyway Nominal Width0.378 INCHES BOTH ENDS IN
MaterialSTEEL COMP 8620H OVERALL
Nominal Overall Length2.123 INCHES IN
Pressure Angle20.0000 DEGREES
Tooth DirectionRIGHT
Nominal Distance Between Body Face and Protruding Hub End0.375 INCHES FIRST END IN
Helix Angle23.4167 DEGREES
Bore StyleW/ KEYWAY BOTH ENDS
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
Hub Style DesignatorPLAIN BOTH ENDS
Tooth FormSTUB
Bore Nominal Diameter2.485 INCHES BOTH ENDS IN
Style DesignatorONE PROTRUDING HUB, ONE FLUSH HUB
Body StyleWEBBED, SOLID
Teeth Quantity37
Teeth TypeSINGLE HELIX
Nominal Outside Diameter6.4240 INCHES IN
Nominal Distance From Bore Center to Keyway Bottom1.427 INCHES BOTH ENDS IN
Hub Nominal Diameter3.250 INCHES SECOND END IN
Face Nominal Width1.750 INCHES IN
Hub Nominal Diameter3.250 INCHES FIRST END IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
1560-00-208-3376H29-32 INTERCHANGEABLE
Latch Assembly,aircraft
Hartwell Corporation
5930-00-240-36925861 INTERCHANGEABLE
Switch,toggle
Bryant Electric
4730-00-246-32845861 INTERCHANGEABLE
Plug,pipe
Abb Inc.
5910-00-487-16335861M0DEL175-65253 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Sears, Roebuck and Co. Dba Sears Div Sears Commercial
5905-00-549-2804 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
5998-00-549-9386395422 INTERCHANGEABLE
Circuit Card Assembly
Integrated Power Systems Llc
5935-00-577-0304GC850 INTERCHANGEABLE
Connector,plug,electrical
Cardwell Condenser Corp Lapointe-Admiral Div
5340-00-740-33705861 INTERCHANGEABLE
Connector,rod End
Goodrich Aerospace Canada Ltd
5305-00-989-7434MS35207-263 INTERCHANGEABLE
Screw,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
2520-01-023-2729231822 INTERCHANGEABLE
Rail,shift,disconnect
Dana Off Highway Products, Llc
Cross-Reference Index
Part NumberManufacturer
H2932 Marathon Le Tourneau Co (USA)
5861 Kaitlin Corp (USA)
008-2932 Marathon Le Tourneau Co (USA)
86FT47 Oshkosh Corp (USA)
395422 White Motor Corp (USA)
BB22154 Diamond Reo Truck Co (USA)
H2932 American Standard Inc Westinghouse Air Brake Co Div (USA)
231822 Brockway Motor Trucks Div of Mack Trucks Inc (USA)
5861 PRIMARY Eaton Corp Transmission Div (USA)
Related Parts
1560-00-208-3376INTERCHANGEABLE
LATCH ASSEMBLY,AIRCRAFT
H29-32
5930-00-240-3692INTERCHANGEABLE
SWITCH,TOGGLE
5861
4730-00-246-3284INTERCHANGEABLE
PLUG,PIPE
5861
5910-00-487-1633INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
5861M0DEL175-65253
5905-00-549-2804INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
5998-00-549-9386INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
395422
5935-00-577-0304INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
GC850
5340-00-740-3370INTERCHANGEABLE
CONNECTOR,ROD END
5861
5305-00-989-7434INTERCHANGEABLE
SCREW,MACHINE
MS35207-263
2520-01-023-2729INTERCHANGEABLE
RAIL,SHIFT,DISCONNECT
231822
6640-01-096-9497INTERCHANGEABLE
OVEN,LABORATORY
6520-01-269-1799INTERCHANGEABLE
POST,ENDODONTIC
5861

Frequently Asked Questions

What is NSN 3020-00-200-2131?

NSN 3020-00-200-2131 is a Gear,helical, manufactured by Eaton Corp Transmission Div, classified under FSC 3020 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3020-00-200-2131?

NSN 3020-00-200-2131 has 9 cross-referenced part numbers: H2932 (Marathon Le Tourneau Co), 5861 (Kaitlin Corp), 008-2932 (Marathon Le Tourneau Co), 86FT47 (Oshkosh Corp), 395422 (White Motor Corp) and 4 more.

What NSN replaces 3020-00-200-2131?

There are 12 known substitutes for 3020-00-200-2131: 1560-00-208-3376, 5930-00-240-3692, 4730-00-246-3284 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5861?

Key specifications for 5861: Pitch Diameter: 6.0210 INCHES NOMINAL IN; Keyway Nominal Width: 0.378 INCHES BOTH ENDS IN; Material: STEEL COMP 8620H OVERALL; Nominal Overall Length: 2.123 INCHES IN. 22 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3020-00-200-2131 still in active supply?

NSN 3020-00-200-2131 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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