PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6433PULLEYPulley,groove

Norfolk Naval Shipyard · NSN 3020-00-517-1773 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-517-1773 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-517-1773. Primary manufacturer part number: 6433PULLEY.
Features
  • Pulley,groove — FSC 3020
  • Pitch Diameter: 3.000 INCHES NOMINAL IN
  • Outside Diameter: 3.250 INCHES NOMINAL IN
  • V Groove Angle in Deg: 36.0
  • Style Designator: PLAIN
  • Groove Width: 0.375 INCHES NOMINAL IN
  • Distance From Outside Flange/rim to Hub End and Location: 0.094 INCHES NOMINAL BOTH ENDS IN
  • Material: IRON OVERALL
Applications
  • Applications requiring Iron Overall construction
General Description

The Pulley,groove, cataloged under National Stock Number 3020-00-517-1773, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Norfolk Naval Shipyard. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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
NSN3020-00-517-1773
Primary Part Number6433PULLEY
Item NamePulley,groove
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerNorfolk Naval Shipyard
StatusACTIVE
Pitch Diameter3.000 INCHES NOMINAL IN
Outside Diameter3.250 INCHES NOMINAL IN
V Groove Angle in Deg36.0
Style DesignatorPLAIN
Groove Width0.375 INCHES NOMINAL IN
Distance From Outside Flange/rim to Hub End and Location0.094 INCHES NOMINAL BOTH ENDS IN
MaterialIRON OVERALL
BearingsNOT INCLUDED
Unable to DecodeUNABLE TO DECODE
Hub Outside Diameter0.938 INCHES NOMINAL BOTH ENDS IN
Groove Quantity1
Design FormPLAIN
Groove ShapeV
Bore TypeSTRAIGHT
Integral Cooling VaneNOT INCLUDED
Face Width0.688 INCHES NOMINAL IN
Split Hub FeatureNOT INCLUDED
Counterbore FeatureNOT INCLUDED
Unable to DecodeUNABLE TO DECODE
Lightening HoleNOT INCLUDED
Bore FeatureINCLUDED
Groove Depth0.375 INCHES NOMINAL IN
Bore Length0.875 INCHES NOMINAL IN
Bore Diameter0.501 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6125-00-107-1552 INTERCHANGEABLE
Motor-Generator
4820-00-203-6042EP20U181 INTERCHANGEABLE
Valve,angle
Carrier Corp
5305-00-272-41031402574 INTERCHANGEABLE
Screw,machine
Chrysler Realty Company Llc Dba Daimler Chrysler
2940-00-477-615211021444 INTERCHANGEABLE
Air Cleaner,intake
U S Army Tank Automotive Command Amsta-Im-Mm
2925-00-535-032113213 INTERCHANGEABLE
Cable Assy,ignition
Frontgrade Technologies Inc.
5950-00-581-99556433 INTERCHANGEABLE
Transformer,power Autotransforme
Oeco, Llc Dba Pacific Scientific Oeco Div Fire Safety and Power Systems
3010-00-696-6178A6433 INTERCHANGEABLE
Clutch Half,positive,nonvehicula
Aerocontrolex Group, Inc. Div Talley Actuators
5342-01-065-9413 INTERCHANGEABLE
Hinge,fence Gate
4820-01-098-7368 INTERCHANGEABLE
Cock,poppet Drain
5945-01-150-3844643-3 INTERCHANGEABLE
Relay,solid State
Teledyne Defense Electronics, Llc Dba Teledyne Relays Div Https://www.teledyne.com/what-We-Do/
Cross-Reference Index
Part NumberManufacturer
6433PULLEY Norfolk Naval Shipyard (USA)
6433 Norfolk Naval Shipyard (USA)
Related Parts
6125-00-107-1552INTERCHANGEABLE
MOTOR-GENERATOR
4820-00-203-6042INTERCHANGEABLE
VALVE,ANGLE
EP20U181
5305-00-272-4103INTERCHANGEABLE
SCREW,MACHINE
1402574
2940-00-477-6152INTERCHANGEABLE
AIR CLEANER,INTAKE
11021444
2925-00-535-0321INTERCHANGEABLE
CABLE ASSY,IGNITION
13213
5950-00-581-9955INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
6433
3010-00-696-6178INTERCHANGEABLE
CLUTCH HALF,POSITIVE,NONVEHICULA
A6433
5342-01-065-9413INTERCHANGEABLE
HINGE,FENCE GATE
4820-01-098-7368INTERCHANGEABLE
COCK,POPPET DRAIN
5945-01-150-3844INTERCHANGEABLE
RELAY,SOLID STATE
643-3
3439-01-245-7349INTERCHANGEABLE
SOLDERING-DESOLDERING STATION
643-3
5330-01-289-6571INTERCHANGEABLE
PACKING,PREFORMED

Frequently Asked Questions

What is NSN 3020-00-517-1773?

NSN 3020-00-517-1773 is a Pulley,groove, manufactured by Norfolk Naval Shipyard, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-517-1773?

NSN 3020-00-517-1773 has 2 cross-referenced part numbers: 6433PULLEY (Norfolk Naval Shipyard), 6433 (Norfolk Naval Shipyard).

What NSN replaces 3020-00-517-1773?

There are 12 known substitutes for 3020-00-517-1773: 6125-00-107-1552, 4820-00-203-6042, 5305-00-272-4103 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6433PULLEY?

Key specifications for 6433PULLEY: Pitch Diameter: 3.000 INCHES NOMINAL IN; Outside Diameter: 3.250 INCHES NOMINAL IN; V Groove Angle in Deg: 36.0; Overall Length: 0.875 INCHES NOMINAL IN. 25 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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