PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8-52-52Pulley,groove

Itw Heartland Components Inc · NSN 3020-01-115-9523 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-115-9523 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-115-9523. Primary manufacturer part number: 8-52-52.
Features
  • Pulley,groove — FSC 3020
  • Groove Depth: 0.356 INCHES NOMINAL IN
  • Design Form: PLAIN
  • Style Designator: PLAIN
  • Unable to Decode: UNABLE TO DECODE AND UNABLE TO DECODE
  • First Step Face Largest Diameter and Location: 0.627 INCHES NOMINAL AA END AND 0.875 INCHES NOMINAL BB END IN
  • First Step Length: 0.520 INCHES NOMINAL BB END IN
  • First Step Length: 0.478 INCHES NOMINAL AA END IN
Applications
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Pulley,groove, cataloged under National Stock Number 3020-01-115-9523, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Itw Heartland Components Inc. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-115-9523
Primary Part Number8-52-52
Item NamePulley,groove
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerItw Heartland Components Inc
StatusACTIVE
Groove Depth0.356 INCHES NOMINAL IN
Design FormPLAIN
Style DesignatorPLAIN
Unable to DecodeUNABLE TO DECODE AND UNABLE TO DECODE
First Step Face Largest Diameter and Location0.627 INCHES NOMINAL AA END AND 0.875 INCHES NOMINAL BB END IN
First Step Length0.520 INCHES NOMINAL BB END IN
First Step Length0.478 INCHES NOMINAL AA END IN
Third Step Length and Location0.563 INCHES NOMINAL AA END IN
Unable to DecodeUNABLE TO DECODE
Lightening HoleNOT INCLUDED
Second Step Length1.000 INCHES NOMINAL BB END IN
Split Hub FeatureNOT INCLUDED
Second Step Length1.240 INCHES NOMINAL AA END IN
Groove Radius0.200 INCHES NOMINAL IN
Protruding Hub CharacteristicSTEPPED
Bore FeatureNOT INCLUDED
Integral Cooling VaneNOT INCLUDED
Unable to DecodeUNABLE TO DECODE AND UNABLE TO DECODE
MaterialSTEEL CORROSION RESISTING OVERALL
Face Width4.250 INCHES NOMINAL IN
Groove Quantity8
Groove ShapeU
Hub Outside Diameter0.591 INCHES NOMINAL BOTH ENDS IN
Distance From Outside Flange/rim to Hub End and Location2.343 INCHES NOMINAL AA END AND 1.520 INCHES NOMINAL BB END IN
Unable to DecodeUNABLE TO DECODE
Second Step Face Largest Diameter and Location0.875 INCHES NOMINAL AA END IN
Distance From Outside Flange/rim to Hub End and Location2.343 INCHES NOMINAL AA END AND 1.520 INCHES NOMINAL BB END IN
Outside Diameter1.437 INCHES NOMINAL IN
Groove Width0.400 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5305-00-010-07770901396-2 INTERCHANGEABLE
Screw,machine
Agco Corp Parts Opn
5120-00-555-2081HSF-25XH INTERCHANGEABLE
Face,hammer,inserted
Williams J H Industrial Products Inc
5998-00-831-7380 INTERCHANGEABLE
Circuit Card Assembly
Cross-Reference Index
Part NumberManufacturer
989-1-17 Allard Nazarian Group, Inc. Dba Granite State Manufacturing (USA)
8-52T01 ITEM 19 Illinois Tool Wks Inc Linac Div (USA)
8-52-52 Illinois Tool Wks Inc Linac Div (USA)
8-52T-01 ITEM 19 Itw Heartland Components Inc (USA)
8-52-52 PRIMARY Itw Heartland Components Inc (USA)
Related Parts
5305-00-010-0777INTERCHANGEABLE
SCREW,MACHINE
0901396-2
5120-00-555-2081INTERCHANGEABLE
FACE,HAMMER,INSERTED
HSF-25XH
5998-00-831-7380INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY

Frequently Asked Questions

What is NSN 3020-01-115-9523?

NSN 3020-01-115-9523 is a Pulley,groove, manufactured by Itw Heartland Components Inc, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-115-9523?

NSN 3020-01-115-9523 has 5 cross-referenced part numbers: 989-1-17 (Allard Nazarian Group, Inc. Dba Granite State Manufacturing), 8-52T01 ITEM 19 (Illinois Tool Wks Inc Linac Div), 8-52-52 (Illinois Tool Wks Inc Linac Div), 8-52T-01 ITEM 19 (Itw Heartland Components Inc), 8-52-52 (Itw Heartland Components Inc).

What NSN replaces 3020-01-115-9523?

There are 3 known substitutes for 3020-01-115-9523: 5305-00-010-0777, 5120-00-555-2081, 5998-00-831-7380. Verify interchangeability with system specifications before substitution.

What are the specifications of 8-52-52?

Key specifications for 8-52-52: Overall Length: 8.113 INCHES NOMINAL IN; Groove Depth: 0.356 INCHES NOMINAL IN; Design Form: PLAIN; Style Designator: PLAIN. 30 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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