PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-B-338593Sprocket Wheel

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 3020-00-289-7930 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-289-7930 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-289-7930. Primary manufacturer part number: SM-B-338593.
Features
  • Sprocket Wheel — FSC 3020
  • Teeth Row Quantity: 1
  • Protruding Hub Characteristic: PLAIN
  • Securing Method: THREADED HOLE(S)
  • Bore Length: 0.359 INCHES NOMINAL IN
  • Style Designator: PLAIN
  • Hub Outside Diameter: 0.500 INCHES NOMINAL AA END IN
  • Face Width: 0.078 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Comp 1213 construction
General Description

The Sprocket Wheel, cataloged under National Stock Number 3020-00-289-7930, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3020-00-289-7930
Primary Part NumberSM-B-338593
Item NameSprocket Wheel
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusCANCELLED
Teeth Row Quantity1
Protruding Hub CharacteristicPLAIN
Securing MethodTHREADED HOLE(S)
Bore Length0.359 INCHES NOMINAL IN
Style DesignatorPLAIN
Hub Outside Diameter0.500 INCHES NOMINAL AA END IN
Face Width0.078 INCHES NOMINAL IN
Pitch Diameter1.794 INCHES NOMINAL IN
Tooth Pitch0.188 INCHES NOMINAL IN
Hole LocationCENTERED 0.141 IN.FROM HUB FACE 90 DEGREES APART IN
Securing Hole Quantity2
Bore Diameter0.250 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
Teeth Quantity Per Row30
MaterialSTEEL COMP 1213
Design FormPLAIN
Material Document and ClassificationSAE 1113 ASSN STD SINGLE MATERIAL RESPONSE
Thread SizeNO.8-32
Distance From Hub End to Flange End0.281 INCHES NOMINAL AA END IN
Securing LocationAA END
Hardness Rating Test MethodNOT RATED
Bore TypeSTRAIGHT
Outside Diameter1.773 INCHES MINIMUM AND 1.778 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5365-01-037-2373611262 INTERCHANGEABLE
Spacer
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5962-01-104-5832 INTERCHANGEABLE
Microcircuit,linear
Cross-Reference Index
Part NumberManufacturer
SM-B-338593 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
13131-2PC69 Bell and Howell Phillipsburg Co Corporate Offices (USA)
327-1425 Federal Div of Victoreen Instrument Co Inc (USA)
611262 Bell and Howell Phillipsburg Co Corporate Offices (USA)
11262P5 Bell and Howell Phillipsburg Co Corporate Offices (USA)
11262MIP5 Acoustical Labs Inc (USA)
359126SH4PC69 Apollo Audio-Visual (USA)
Related Parts
5365-01-037-2373INTERCHANGEABLE
SPACER
611262
5962-01-104-5832INTERCHANGEABLE
MICROCIRCUIT,LINEAR

Frequently Asked Questions

What is NSN 3020-00-289-7930?

NSN 3020-00-289-7930 is a Sprocket Wheel, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 3020 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3020-00-289-7930?

NSN 3020-00-289-7930 has 7 cross-referenced part numbers: SM-B-338593 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 13131-2PC69 (Bell and Howell Phillipsburg Co Corporate Offices), 327-1425 (Federal Div of Victoreen Instrument Co Inc), 611262 (Bell and Howell Phillipsburg Co Corporate Offices), 11262P5 (Bell and Howell Phillipsburg Co Corporate Offices) and 2 more.

What NSN replaces 3020-00-289-7930?

There are 2 known substitutes for 3020-00-289-7930: 5365-01-037-2373, 5962-01-104-5832. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-B-338593?

Key specifications for SM-B-338593: Teeth Row Quantity: 1; Protruding Hub Characteristic: PLAIN; Securing Method: THREADED HOLE(S); Bore Length: 0.359 INCHES NOMINAL IN. 23 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3020-00-289-7930 still in active supply?

NSN 3020-00-289-7930 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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