PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

80B10-1 1/4Sprocket Wheel

Altra Industrial Motion Corp. · NSN 3020-01-426-0349 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-426-0349 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-426-0349. Primary manufacturer part number: 80B10-1 1/4.
Features
  • Sprocket Wheel — FSC 3020
  • Thread Size: 3/8-16
  • Asa Standard Chain Number: 80
  • Securing Location: BB END
  • Pitch Diameter: 3.236 INCHES NOMINAL IN
  • Keyway Width: 0.250 INCHES NOMINAL IN
  • Hole Location: ON HUB OVER KEYWAY
  • Quantity: 1
Applications
  • Applications requiring Steel construction
General Description

The Sprocket Wheel, cataloged under National Stock Number 3020-01-426-0349, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Altra Industrial Motion Corp.. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-426-0349
Primary Part Number80B10-1 1/4
Item NameSprocket Wheel
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerAltra Industrial Motion Corp.
StatusACTIVE
Thread Size3/8-16
Asa Standard Chain Number80
Securing LocationBB END
Pitch Diameter3.236 INCHES NOMINAL IN
Keyway Width0.250 INCHES NOMINAL IN
Hole LocationON HUB OVER KEYWAY
Quantity1
Hardness Rating Test MethodNOT RATED
MaterialSTEEL
Teeth Row Quantity1
Distance From Center of Bore to Bottom of Keyway0.750 INCHES NOMINAL IN
Teeth Quantity Per Row10
Tooth Pitch1.000 INCHES NOMINAL IN
Furnished Items and QuantityONE SETSCREW
Protruding Hub CharacteristicPLAIN
Securing MethodTHREADED HOLE(S)
Furnished ItemsKEYING FACILITY
Securing Hole Quantity1
Design FormPLAIN
Outside Diameter4.111 INCHES NOMINAL IN
Style DesignatorPLAIN
Bore TypeSTRAIGHT
Keying Facility TypeKEYWAY
Bore Length1.375 INCHES NOMINAL IN
Face Width0.575 INCHES NOMINAL IN
Bore Diameter1.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3020-00-832-4040 INTERCHANGEABLE
Gear,spur
5360-01-077-8856 INTERCHANGEABLE
Spring,helical,compression
5305-01-118-411515442 INTERCHANGEABLE
Screw,cap,hexagon Head
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
2030-01-205-546015442 INTERCHANGEABLE
Grab,clutch
Calgon Carbon Uv Technologies Llc Dba Hyde Marine
5330-01-276-8480 INTERCHANGEABLE
Gasket
3020-01-340-04692160-A INTERCHANGEABLE
Sprocket Wheel
Burch Company Inc, the
Cross-Reference Index
Part NumberManufacturer
94-NNS101-H-A1-19 Mc Keon Rolling Steel Door Co Inc (USA)
15442 Altra Industrial Motion Corp. (USA)
80B10-1 1/4 PRIMARY Altra Industrial Motion Corp. (USA)
Related Parts
3020-00-832-4040INTERCHANGEABLE
GEAR,SPUR
5360-01-077-8856INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5305-01-118-4115INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
15442
2030-01-205-5460INTERCHANGEABLE
GRAB,CLUTCH
15442
5330-01-276-8480INTERCHANGEABLE
GASKET
3020-01-340-0469INTERCHANGEABLE
SPROCKET WHEEL
2160-A

Frequently Asked Questions

What is NSN 3020-01-426-0349?

NSN 3020-01-426-0349 is a Sprocket Wheel, manufactured by Altra Industrial Motion Corp., classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-426-0349?

NSN 3020-01-426-0349 has 3 cross-referenced part numbers: 94-NNS101-H-A1-19 (Mc Keon Rolling Steel Door Co Inc), 15442 (Altra Industrial Motion Corp.), 80B10-1 1/4 (Altra Industrial Motion Corp.).

What NSN replaces 3020-01-426-0349?

There are 6 known substitutes for 3020-01-426-0349: 3020-00-832-4040, 5360-01-077-8856, 5305-01-118-4115 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 80B10-1 1/4?

Key specifications for 80B10-1 1/4: Thread Size: 3/8-16; Asa Standard Chain Number: 80; Securing Location: BB END; Pitch Diameter: 3.236 INCHES NOMINAL IN. 28 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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