PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

24566-2BPulley,groove

Arvan, Inc. Dba Aerospace Division · NSN 3020-00-528-0508 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-528-0508 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-528-0508. Primary manufacturer part number: 24566-2B.
Features
  • Pulley,groove — FSC 3020
  • Unable to Decode: UNABLE TO DECODE
  • Integral Cooling Vane: NOT INCLUDED
  • Groove Radius: 0.052 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
  • Counterbore Feature: NOT INCLUDED
  • Second Step Length: 0.005 INCHES NOMINAL BOTH ENDS IN
  • Bearings: INCLUDED
  • Face Width: 0.240 INCHES NOMINAL IN
Applications
  • Applications requiring Plastic Phenolic and Steel Hub construction
General Description

The Pulley,groove, cataloged under National Stock Number 3020-00-528-0508, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Arvan, Inc. Dba Aerospace Division. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3020-00-528-0508
Primary Part Number24566-2B
Item NamePulley,groove
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerArvan, Inc. Dba Aerospace Division
StatusCANCELLED
Unable to DecodeUNABLE TO DECODE
Integral Cooling VaneNOT INCLUDED
Groove Radius0.052 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
Counterbore FeatureNOT INCLUDED
Second Step Length0.005 INCHES NOMINAL BOTH ENDS IN
BearingsINCLUDED
Face Width0.240 INCHES NOMINAL IN
Unable to DecodeUNABLE TO DECODE
Bore TypeSTRAIGHT
Split Hub FeatureNOT INCLUDED
Web/spoke Relationship to Face CenterlineNOT OFFSET
Distance From Outside Flange/rim to Hub End and Location0.027 INCHES NOMINAL BOTH ENDS IN
Protruding Hub CharacteristicSTEPPED
First Step Length0.022 INCHES NOMINAL BOTH ENDS IN
Bore FeatureINCLUDED
Bearing Quantity1
Style DesignatorWEBBED OR SPOKED
Unable to DecodeUNABLE TO DECODE
Bore Diameter0.189 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
MaterialPLASTIC PHENOLIC AND STEEL HUB
MaterialPLASTIC PHENOLIC BODY
Hub Outside Diameter0.375 INCHES NOMINAL BOTH ENDS IN
Bearing TypeBALL
First Step Face Largest Diameter and Location1.031 INCHES NOMINAL BOTH ENDS IN
Groove ShapeU
Unable to DecodeUNABLE TO DECODE
Design FormWEBBED
Lightening HoleNOT INCLUDED
Groove Quantity1
Bore Length0.292 INCHES MINIMUM AND 0.297 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
3020-00-277-1126 INTERCHANGEABLE
Pulley,groove
3020-00-277-1128 INTERCHANGEABLE
Pulley,groove
3020-00-277-1130 INTERCHANGEABLE
Pulley,groove
3020-00-277-1387 INTERCHANGEABLE
Pulley,groove
3020-00-288-3411 INTERCHANGEABLE
Pulley,groove
3020-00-517-1327 INTERCHANGEABLE
Pulley,groove
3020-00-517-1330 INTERCHANGEABLE
Pulley,groove
3020-00-528-0501 INTERCHANGEABLE
Pulley,groove
Cross-Reference Index
Part NumberManufacturer
24566-2B Arvan, Inc. Dba Aerospace Division (USA)
AN210-2B Aeronautical Standards Group Dept of Navy and Air Force (USA)
24566-2B Atco Pulley Corp
MS24566-2B Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MILP7034 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AN210-2A Aeronautical Standards Group Dept of Navy and Air Force (USA)
MIL-DTL-7034/4 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
24566-2B Ralmark Co (USA)
24566-2B Witco Chemical Corp Allied Kelite Products Div (USA)
2810423 Embraer Empresa Brasileira De Aeronautica Sa (BRA)
2810423 Embraer S.a. (BRA)
2810423 Embraer Aviation International (FRA)
Related Parts
3020-00-277-1126INTERCHANGEABLE
PULLEY,GROOVE
3020-00-277-1128INTERCHANGEABLE
PULLEY,GROOVE
3020-00-277-1130INTERCHANGEABLE
PULLEY,GROOVE
3020-00-277-1387INTERCHANGEABLE
PULLEY,GROOVE
3020-00-288-3411INTERCHANGEABLE
PULLEY,GROOVE
3020-00-517-1327INTERCHANGEABLE
PULLEY,GROOVE
3020-00-517-1330INTERCHANGEABLE
PULLEY,GROOVE
3020-00-528-0501INTERCHANGEABLE
PULLEY,GROOVE

Frequently Asked Questions

What is NSN 3020-00-528-0508?

NSN 3020-00-528-0508 is a Pulley,groove, manufactured by Arvan, Inc. Dba Aerospace Division, classified under FSC 3020 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3020-00-528-0508?

NSN 3020-00-528-0508 has 12 cross-referenced part numbers: 24566-2B (Arvan, Inc. Dba Aerospace Division), AN210-2B (Aeronautical Standards Group Dept of Navy and Air Force), 24566-2B (Atco Pulley Corp), MS24566-2B (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MILP7034 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 7 more.

What NSN replaces 3020-00-528-0508?

There are 8 known substitutes for 3020-00-528-0508: 3020-00-277-1126, 3020-00-277-1128, 3020-00-277-1130 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 24566-2B?

Key specifications for 24566-2B: Unable to Decode: UNABLE TO DECODE; Integral Cooling Vane: NOT INCLUDED; Groove Radius: 0.052 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN; Counterbore Feature: NOT INCLUDED. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3020-00-528-0508 still in active supply?

NSN 3020-00-528-0508 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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