PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

100540Shaft,shouldered

American Turbo Systems Inc · NSN 3040-01-143-2233 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-143-2233 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-143-2233. Primary manufacturer part number: 100540.
Features
  • Shaft,shouldered — FSC 3040
  • Step Quantity: 3
  • Second End Diameter: 0.2500 INCHES NOMINAL IN
  • Material: STEEL CORROSION RESISTING
  • First End Flat Depth: 0.0120 INCHES NOMINAL IN
  • First End Style: FLATTED
  • First End Diameter: 0.2500 INCHES NOMINAL IN
  • End Similarity: NOT IDENTICAL
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-01-143-2233, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is American Turbo Systems Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN3040-01-143-2233
Primary Part Number100540
Item NameShaft,shouldered
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerAmerican Turbo Systems Inc
StatusACTIVE
Step Quantity3
Second End Diameter0.2500 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING
First End Flat Depth0.0120 INCHES NOMINAL IN
First End StyleFLATTED
First End Diameter0.2500 INCHES NOMINAL IN
End SimilarityNOT IDENTICAL
Largest Step Diameter0.750 INCHES NOMINAL IN
Second End StyleEXTERNAL THREADED
Second End External Thread Length0.500 INCHES NOMINAL IN
First End Flat Length1.330 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5950-00-004-7586919483-9 INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Dba Raytheon
1680-00-376-2966100540 INTERCHANGEABLE
Cover,actuator
Meggitt North Hollywood Inc
6670-01-383-7882100540 INTERCHANGEABLE
Computer Weighing Scale
Intercomp Co
Cross-Reference Index
Part NumberManufacturer
100540 PRIMARY American Turbo Systems Inc (USA)
Related Parts
5950-00-004-7586INTERCHANGEABLE
COIL,RADIO FREQUENCY
919483-9
1680-00-376-2966INTERCHANGEABLE
COVER,ACTUATOR
100540
6670-01-383-7882INTERCHANGEABLE
COMPUTER WEIGHING SCALE
100540

Frequently Asked Questions

What is NSN 3040-01-143-2233?

NSN 3040-01-143-2233 is a Shaft,shouldered, manufactured by American Turbo Systems Inc, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-143-2233?

NSN 3040-01-143-2233 has 1 cross-referenced part number: 100540 (American Turbo Systems Inc).

What NSN replaces 3040-01-143-2233?

There are 3 known substitutes for 3040-01-143-2233: 5950-00-004-7586, 1680-00-376-2966, 6670-01-383-7882. Verify interchangeability with system specifications before substitution.

What are the specifications of 100540?

Key specifications for 100540: Step Quantity: 3; Overall Length: 2.500 INCHES NOMINAL IN; Second End Diameter: 0.2500 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING. 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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