PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8-52T03-1ITEM7Shaft,shouldered

Illinois Tool Wks Inc Linac Div · NSN 3040-01-074-6371 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-074-6371 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-074-6371. Primary manufacturer part number: 8-52T03-1ITEM7.
Features
  • Shaft,shouldered — FSC 3040
  • Second End Step Length: 0.375 INCHES NOMINAL IN
  • Second End Width Across Flats: 1.250 INCHES NOMINAL IN
  • Step Quantity: 3
  • Largest Step Diameter: 1.125 INCHES NOMINAL IN
  • Material: NICKEL ALLOY A
  • First End Diameter: 0.6250 INCHES NOMINAL IN
  • First End External Thread Length: 1.000 INCHES NOMINAL IN
Applications
  • Applications requiring Nickel Alloy a construction
General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-01-074-6371, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Illinois Tool Wks Inc Linac Div. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-074-6371
Primary Part Number8-52T03-1ITEM7
Item NameShaft,shouldered
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerIllinois Tool Wks Inc Linac Div
StatusACTIVE
Second End Step Length0.375 INCHES NOMINAL IN
Second End Width Across Flats1.250 INCHES NOMINAL IN
Step Quantity3
Largest Step Diameter1.125 INCHES NOMINAL IN
MaterialNICKEL ALLOY A
First End Diameter0.6250 INCHES NOMINAL IN
First End External Thread Length1.000 INCHES NOMINAL IN
End SimilarityNOT IDENTICAL
Second End StyleHEXAGONAL
Second End Diameter1.1250 INCHES NOMINAL IN
First End StyleEXTERNAL THREADED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5960-00-273-3041 INTERCHANGEABLE
Retainer,electron Tube
1075-00-383-82723134728B INTERCHANGEABLE
Plate,retainer
Naval Ship Systems Command
5365-00-448-47788527 INTERCHANGEABLE
Spacer,sleeve
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
4310-00-572-62308527 INTERCHANGEABLE
Filter Element,intake Air Cleane
Vortox Company
5960-00-642-8602K43J197 INTERCHANGEABLE
Retainer,electron Tube
General Electric Company
4820-01-202-5586E8527E51M-25PSI INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5930-01-644-0199 INTERCHANGEABLE
Switch,proximity
Cross-Reference Index
Part NumberManufacturer
8-52T03-1ITEM7 Illinois Tool Wks Inc Linac Div (USA)
8-52T-03-1 ITEM 7 Itw Heartland Components Inc (USA)
8-52-7 Itw Heartland Components Inc (USA)
8-52-7 Illinois Tool Wks Inc Linac Div (USA)
Related Parts
5960-00-273-3041INTERCHANGEABLE
RETAINER,ELECTRON TUBE
1075-00-383-8272INTERCHANGEABLE
PLATE,RETAINER
3134728B
5365-00-448-4778INTERCHANGEABLE
SPACER,SLEEVE
8527
4310-00-572-6230INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
8527
5960-00-642-8602INTERCHANGEABLE
RETAINER,ELECTRON TUBE
K43J197
4820-01-202-5586INTERCHANGEABLE
VALVE,SAFETY RELIEF
E8527E51M-25PSI
5930-01-644-0199INTERCHANGEABLE
SWITCH,PROXIMITY

Frequently Asked Questions

What is NSN 3040-01-074-6371?

NSN 3040-01-074-6371 is a Shaft,shouldered, manufactured by Illinois Tool Wks Inc Linac Div, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-074-6371?

NSN 3040-01-074-6371 has 4 cross-referenced part numbers: 8-52T03-1ITEM7 (Illinois Tool Wks Inc Linac Div), 8-52T-03-1 ITEM 7 (Itw Heartland Components Inc), 8-52-7 (Itw Heartland Components Inc), 8-52-7 (Illinois Tool Wks Inc Linac Div).

What NSN replaces 3040-01-074-6371?

There are 7 known substitutes for 3040-01-074-6371: 5960-00-273-3041, 1075-00-383-8272, 5365-00-448-4778 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8-52T03-1ITEM7?

Key specifications for 8-52T03-1ITEM7: Second End Step Length: 0.375 INCHES NOMINAL IN; Second End Width Across Flats: 1.250 INCHES NOMINAL IN; Step Quantity: 3; Largest Step Diameter: 1.125 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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