PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FC4-25Pulley,timing Belt

Roller Bearing Co of America, Inc Div Pic Design · NSN 3020-01-064-2761 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-064-2761 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-064-2761. Primary manufacturer part number: FC4-25.
Features
  • Pulley,timing Belt — FSC 3020
  • Bore Type: SPECIFIED
  • Material Document and Classification: QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE
  • Hub Type: SETSCREW
  • Bore Diameter: 0.187 INCHES NOMINAL IN
  • Face Width: 0.187 INCHES NOMINAL IN
  • Material: ALUMINUM ALLOY 2024
  • Surface Treatment Document and Classification: MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE
Applications
  • Applications requiring Aluminum Alloy 2024 construction
General Description

The Pulley,timing Belt, cataloged under National Stock Number 3020-01-064-2761, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 11 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-064-2761
Primary Part NumberFC4-25
Item NamePulley,timing Belt
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerRoller Bearing Co of America, Inc Div Pic Design
StatusACTIVE
Bore TypeSPECIFIED
Material Document and ClassificationQQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE
Hub TypeSETSCREW
Bore Diameter0.187 INCHES NOMINAL IN
Face Width0.187 INCHES NOMINAL IN
MaterialALUMINUM ALLOY 2024
Surface Treatment Document and ClassificationMIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE
Hub Diameter0.375 INCHES NOMINAL IN
Face Groove/tooth Quantity25
Face TypeDOUBLE ROW SPROCKET TEETH
Surface TreatmentANODIZE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5340-00-001-4912FC-425 INTERCHANGEABLE
Cap,protective,dust and Moisture
Sinclair & Rush, Inc. Dba Sinclair & Rush Inc
Cross-Reference Index
Part NumberManufacturer
530789 Raytheon Company Dba Raytheon (USA)
FC4-25 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
530789-43 PRIMARY Raytheon Company Dba Raytheon (USA)
Related Parts
5340-00-001-4912INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
FC-425

Frequently Asked Questions

What is NSN 3020-01-064-2761?

NSN 3020-01-064-2761 is a Pulley,timing Belt, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-064-2761?

NSN 3020-01-064-2761 has 3 cross-referenced part numbers: 530789 (Raytheon Company Dba Raytheon), FC4-25 (Roller Bearing Co of America, Inc Div Pic Design), 530789-43 (Raytheon Company Dba Raytheon).

What NSN replaces 3020-01-064-2761?

There is 1 known substitute for 3020-01-064-2761: 5340-00-001-4912. Verify interchangeability with system specifications before substitution.

What are the specifications of FC4-25?

Key specifications for FC4-25: Bore Type: SPECIFIED; Material Document and Classification: QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE; Hub Type: SETSCREW; Bore Diameter: 0.187 INCHES NOMINAL IN. 12 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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