PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

349-0001Sprocket Wheel

Harsco Corp Bmy-Combat Systems Div · NSN 3020-00-671-0941 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-671-0941 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-671-0941. Primary manufacturer part number: 349-0001.
Features
  • Sprocket Wheel — FSC 3020
  • Hardness Rating Test Method: NOT RATED
  • Material: IRON CAST
  • Teeth Quantity Per Row: 42
  • Quantity: 1
  • Face Width: 0.750 INCHES NOMINAL IN
  • Design Form: WEBBED
  • Pitch Diameter: 5.013 INCHES NOMINAL IN
Applications
  • Applications requiring Iron Cast construction
General Description

The Sprocket Wheel, cataloged under National Stock Number 3020-00-671-0941, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Harsco Corp Bmy-Combat Systems Div. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-671-0941
Primary Part Number349-0001
Item NameSprocket Wheel
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerHarsco Corp Bmy-Combat Systems Div
StatusACTIVE
Hardness Rating Test MethodNOT RATED
MaterialIRON CAST
Teeth Quantity Per Row42
Quantity1
Face Width0.750 INCHES NOMINAL IN
Design FormWEBBED
Pitch Diameter5.013 INCHES NOMINAL IN
Furnished ItemsKEYING FACILITY AND LIGHTENING HOLE
Keyway Width0.156 INCHES NOMINAL IN
Outside Diameter5.031 INCHES NOMINAL IN
Bore Length0.719 INCHES NOMINAL IN
Distance From Center of Bore to Bottom of Keyway0.580 INCHES NOMINAL IN
Bore Diameter1.000 INCHES NOMINAL IN
Protruding Hub CharacteristicPLAIN
Distance From Hub End to Flange End0.125 INCHES NOMINAL AA END IN
Hub Outside Diameter1.483 INCHES NOMINAL BB END IN
Distance From Hub End to Flange End0.156 INCHES NOMINAL BB END IN
Tooth Pitch0.375 INCHES NOMINAL IN
Bore TypeSTRAIGHT
Teeth Row Quantity1
Keying Facility TypeKEYWAY
Style DesignatorWEBBED OR SPOKED
Hub Outside Diameter1.922 INCHES NOMINAL AA END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5310-00-354-5795 INTERCHANGEABLE
Nut,self-Locking,cone Seat,hexag
5977-01-091-5926S249 INTERCHANGEABLE
Brush,electrical,special
Parvalux Electric Motors Ltd (was Parvalux F H P Ltd)
5340-01-197-12913490-001 INTERCHANGEABLE
Retainer,helical Compression Spr
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
5310-01-202-8336S249 INTERCHANGEABLE
Nut,plain,hexagon
Cummins Inc.
Cross-Reference Index
Part NumberManufacturer
349-0001 Harsco Corp Bmy-Combat Systems Div (USA)
EAA6256A Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
SS249 Trw Inc Trw Intl Trade Government Sales Dept (USA)
EAA6256A Ford Motor Company (USA)
S249 Microtest Gear Co (USA)
00349-0001 Harsco Corp Bmy-Combat Systems Div (USA)
Related Parts
5310-00-354-5795INTERCHANGEABLE
NUT,SELF-LOCKING,CONE SEAT,HEXAG
5977-01-091-5926INTERCHANGEABLE
BRUSH,ELECTRICAL,SPECIAL
S249
5340-01-197-1291INTERCHANGEABLE
RETAINER,HELICAL COMPRESSION SPR
3490-001
5310-01-202-8336INTERCHANGEABLE
NUT,PLAIN,HEXAGON
S249

Frequently Asked Questions

What is NSN 3020-00-671-0941?

NSN 3020-00-671-0941 is a Sprocket Wheel, manufactured by Harsco Corp Bmy-Combat Systems Div, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-671-0941?

NSN 3020-00-671-0941 has 6 cross-referenced part numbers: 349-0001 (Harsco Corp Bmy-Combat Systems Div), EAA6256A (Ford Motor Co Ford Parts and Service Div Government Part Sales), SS249 (Trw Inc Trw Intl Trade Government Sales Dept), EAA6256A (Ford Motor Company), S249 (Microtest Gear Co) and 1 more.

What NSN replaces 3020-00-671-0941?

There are 4 known substitutes for 3020-00-671-0941: 5310-00-354-5795, 5977-01-091-5926, 5340-01-197-1291 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 349-0001?

Key specifications for 349-0001: Hardness Rating Test Method: NOT RATED; Material: IRON CAST; Teeth Quantity Per Row: 42; Quantity: 1. 24 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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