PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SMC617843Sprocket Wheel

General Dynamics Mission Systems, Inc. · NSN 3020-00-585-1321 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-585-1321 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-585-1321. Primary manufacturer part number: SMC617843.
Features
  • Sprocket Wheel — FSC 3020
  • Style Designator: PLAIN
  • Surface Treatment: NICKEL
  • Bore Length: 0.375 INCHES NOMINAL IN
  • Outside Diameter: 0.543 INCHES NOMINAL IN
  • Distance From Hub End to Flange End: 0.250 INCHES NOMINAL BOTH ENDS IN
  • Protruding Hub Characteristic: PLAIN
  • Bore Diameter: 0.1875 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy 268 construction
General Description

The Sprocket Wheel, cataloged under National Stock Number 3020-00-585-1321, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is General Dynamics Mission Systems, Inc.. Government technical data includes 22 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-585-1321
Primary Part NumberSMC617843
Item NameSprocket Wheel
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerGeneral Dynamics Mission Systems, Inc.
StatusACTIVE
Style DesignatorPLAIN
Surface TreatmentNICKEL
Bore Length0.375 INCHES NOMINAL IN
Outside Diameter0.543 INCHES NOMINAL IN
Distance From Hub End to Flange End0.250 INCHES NOMINAL BOTH ENDS IN
Protruding Hub CharacteristicPLAIN
Bore Diameter0.1875 INCHES NOMINAL IN
Securing Hole Quantity1
Material Document and ClassificationQQ-B-613,COMP 1 FED SPEC SINGLE MATERIAL RESPONSE
Teeth Row Quantity1
Pitch Diameter0.4773 INCHES NOMINAL IN
Thread SizeNO. 4-40
Teeth Quantity Per Row10
Bore TypeSTRAIGHT
Tooth Pitch0.1475 INCHES NOMINAL IN
Design FormPLAIN
Hub Outside Diameter0.313 INCHES NOMINAL BOTH ENDS IN
MaterialCOPPER ALLOY 268
Securing MethodTHREADED HOLE(S)
Hardness Rating Test MethodNOT RATED
Hole LocationHUB CENTER
Face Width0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5340-00-054-1410 INTERCHANGEABLE
Plug,expansion
6810-00-222-2635 INTERCHANGEABLE
Aniline
3020-00-223-4536SMC617843 INTERCHANGEABLE
Sprocket Wheel
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3455-00-257-524013990 INTERCHANGEABLE
Cutter,milling,concave
Niagara Cutter Inc
5120-00-449-80832205 INTERCHANGEABLE
Wrench,adjustable
Reed Manufacturing Company
7025-00-570-3415 INTERCHANGEABLE
Disk Drive Unit
7490-00-591-5444 INTERCHANGEABLE
Address Plate-Accounting Machine
6625-00-649-3918 INTERCHANGEABLE
Voltmeter
5950-00-904-73969110 INTERCHANGEABLE
Transformer,power
Standex Electronics, Inc.
5985-01-005-8349940-60-6 INTERCHANGEABLE
Attenuator,fixed
Spectrum Control Inc Div Weinschel
Cross-Reference Index
Part NumberManufacturer
SMC617843 General Dynamics Mission Systems, Inc. (USA)
91-10 Avox Systems Inc Dba Avox Systems Inc (USA)
9100-10 Avox Systems Inc Dba Avox Systems Inc (USA)
Related Parts
5340-00-054-1410INTERCHANGEABLE
PLUG,EXPANSION
6810-00-222-2635INTERCHANGEABLE
ANILINE
3020-00-223-4536INTERCHANGEABLE
SPROCKET WHEEL
SMC617843
3455-00-257-5240INTERCHANGEABLE
CUTTER,MILLING,CONCAVE
13990
5120-00-449-8083INTERCHANGEABLE
WRENCH,ADJUSTABLE
2205
7025-00-570-3415INTERCHANGEABLE
DISK DRIVE UNIT
7490-00-591-5444INTERCHANGEABLE
ADDRESS PLATE-ACCOUNTING MACHINE
6625-00-649-3918INTERCHANGEABLE
VOLTMETER
5950-00-904-7396INTERCHANGEABLE
TRANSFORMER,POWER
9110
5985-01-005-8349INTERCHANGEABLE
ATTENUATOR,FIXED
940-60-6
5950-01-095-7711INTERCHANGEABLE
TRANSFORMER,POWER
984824-1C
4810-01-103-6098INTERCHANGEABLE
SEAT,VALVE
612-01A-04

Frequently Asked Questions

What is NSN 3020-00-585-1321?

NSN 3020-00-585-1321 is a Sprocket Wheel, manufactured by General Dynamics Mission Systems, Inc., classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-585-1321?

NSN 3020-00-585-1321 has 3 cross-referenced part numbers: SMC617843 (General Dynamics Mission Systems, Inc.), 91-10 (Avox Systems Inc Dba Avox Systems Inc), 9100-10 (Avox Systems Inc Dba Avox Systems Inc).

What NSN replaces 3020-00-585-1321?

There are 12 known substitutes for 3020-00-585-1321: 5340-00-054-1410, 6810-00-222-2635, 3020-00-223-4536 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SMC617843?

Key specifications for SMC617843: Style Designator: PLAIN; Surface Treatment: NICKEL; Bore Length: 0.375 INCHES NOMINAL IN; Outside Diameter: 0.543 INCHES NOMINAL IN. 23 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com