PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1206599-105Sprocket Wheel

Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co · NSN 3020-00-291-1861 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-291-1861 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-291-1861. Primary manufacturer part number: 1206599-105.
Features
  • Sprocket Wheel — FSC 3020
  • Hub Outside Diameter: 0.8125 INCHES MINIMUM AND 0.8130 INCHES MAXIMUM BOTH ENDS IN
  • Bore Diameter: 0.4370 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN
  • Bore Length: 0.870 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
  • Lubrication Mode: VISIBLE MEANS
  • Metallic Hardness Rating and Location: 363.0 BRINELL STANDARD NOMINAL BODY AND 363.0 BRINELL STANDARD NOMINAL HUB
  • Face Width: 0.343 INCHES NOMINAL IN
  • Asa Standard Chain Number: 50-1
Applications
  • Applications requiring Steel Comp Xm-13 construction
General Description

The Sprocket Wheel, cataloged under National Stock Number 3020-00-291-1861, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, 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
NSN3020-00-291-1861
Primary Part Number1206599-105
Item NameSprocket Wheel
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerAero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co
StatusACTIVE
Hub Outside Diameter0.8125 INCHES MINIMUM AND 0.8130 INCHES MAXIMUM BOTH ENDS IN
Bore Diameter0.4370 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN
Bore Length0.870 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
Lubrication ModeVISIBLE MEANS
Metallic Hardness Rating and Location363.0 BRINELL STANDARD NOMINAL BODY AND 363.0 BRINELL STANDARD NOMINAL HUB
Face Width0.343 INCHES NOMINAL IN
Asa Standard Chain Number50-1
Outside Diameter2.093 INCHES NOMINAL IN
Furnished ItemsBORE BEARING
Tooth Pitch0.625 INCHES NOMINAL IN
Second Step Length0.203 INCHES MINIMUM AND 0.204 INCHES MAXIMUM BOTH ENDS IN
MaterialSTEEL COMP XM-13
Pitch Diameter1.827 INCHES NOMINAL IN
Bore TypeSTRAIGHT
Style DesignatorPLAIN
Hardness Rating Test MethodBRINELL
Material Document and ClassificationAMS 5629 ASSN STD SINGLE MATERIAL RESPONSE
First Step Length0.060 INCHES MINIMUM AND 0.063 INCHES MAXIMUM BOTH ENDS IN
Teeth Row Quantity1
Design FormPLAIN
First Step Diameter1.063 INCHES NOMINAL BOTH ENDS IN
Criticality Code JustificationABXV AND ALNC
Teeth Quantity Per Row9
Teeth Hardness Rating363.0 BRINELL STANDARD MAXIMUM
Protruding Hub CharacteristicSTEPPED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6810-01-013-268512065-99 INTERCHANGEABLE
Sulfate Test Reagent
Hach Company Dba Hach Co
6550-01-460-487312065-99 INTERCHANGEABLE
Sulfate Reagent
Hach Company Dba Hach Co
Cross-Reference Index
Part NumberManufacturer
1206599-105 Mercer Products & Manufacturing Company Dba Mercer Products & Manufacturing Co Div Mercer Products & Manufacturing (USA)
1206599-105 PRIMARY Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co (USA)
1206599-105 Caprice Engineering Company, Inc. (USA)
1206599-105 Lockheed Martin Corp (USA)
1206599 Lockheed Martin Corp (USA)
Related Parts
6810-01-013-2685INTERCHANGEABLE
SULFATE TEST REAGENT
12065-99
6550-01-460-4873INTERCHANGEABLE
SULFATE REAGENT
12065-99

Frequently Asked Questions

What is NSN 3020-00-291-1861?

NSN 3020-00-291-1861 is a Sprocket Wheel, manufactured by Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-291-1861?

NSN 3020-00-291-1861 has 5 cross-referenced part numbers: 1206599-105 (Mercer Products & Manufacturing Company Dba Mercer Products & Manufacturing Co Div Mercer Products & Manufacturing), 1206599-105 (Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co), 1206599-105 (Caprice Engineering Company, Inc.), 1206599-105 (Lockheed Martin Corp), 1206599 (Lockheed Martin Corp).

What NSN replaces 3020-00-291-1861?

There are 2 known substitutes for 3020-00-291-1861: 6810-01-013-2685, 6550-01-460-4873. Verify interchangeability with system specifications before substitution.

What are the specifications of 1206599-105?

Key specifications for 1206599-105: Hub Outside Diameter: 0.8125 INCHES MINIMUM AND 0.8130 INCHES MAXIMUM BOTH ENDS IN; Bore Diameter: 0.4370 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN; Bore Length: 0.870 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN; Lubrication Mode: VISIBLE MEANS. 26 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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