PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

144755Shaft,straight

Telemechanics Inc · NSN 3040-00-997-8953 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-00-997-8953 — this item is cataloged by the U.S. Government under National Stock Number 3040-00-997-8953. Primary manufacturer part number: 144755.
Features
  • Shaft,straight — FSC 3040
  • First End Diameter: 0.3750 INCHES NOMINAL IN
  • First End Flat Length: 0.688 INCHES NOMINAL IN
  • First End Flat Depth: 0.3440 INCHES NOMINAL IN
  • Material: ALUMINUM
  • First End Style: FLATTED
  • End Similarity: IDENTICAL
  • 1 verified cross-reference
Applications
  • Applications requiring Aluminum construction
General Description

The Shaft,straight, cataloged under National Stock Number 3040-00-997-8953, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 6 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-00-997-8953
Primary Part Number144755
Item NameShaft,straight
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerTelemechanics Inc
StatusACTIVE
First End Diameter0.3750 INCHES NOMINAL IN
First End Flat Length0.688 INCHES NOMINAL IN
First End Flat Depth0.3440 INCHES NOMINAL IN
MaterialALUMINUM
First End StyleFLATTED
End SimilarityIDENTICAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5305-00-052-7500 INTERCHANGEABLE
Screw,tapping
5330-01-283-779214475-5 INTERCHANGEABLE
Gasket
Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives
Cross-Reference Index
Part NumberManufacturer
144755 PRIMARY Telemechanics Inc (USA)
Related Parts
5305-00-052-7500INTERCHANGEABLE
SCREW,TAPPING
5330-01-283-7792INTERCHANGEABLE
GASKET
14475-5

Frequently Asked Questions

What is NSN 3040-00-997-8953?

NSN 3040-00-997-8953 is a Shaft,straight, manufactured by Telemechanics Inc, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-00-997-8953?

NSN 3040-00-997-8953 has 1 cross-referenced part number: 144755 (Telemechanics Inc).

What NSN replaces 3040-00-997-8953?

There are 2 known substitutes for 3040-00-997-8953: 5305-00-052-7500, 5330-01-283-7792. Verify interchangeability with system specifications before substitution.

What are the specifications of 144755?

Key specifications for 144755: First End Diameter: 0.3750 INCHES NOMINAL IN; First End Flat Length: 0.688 INCHES NOMINAL IN; First End Flat Depth: 0.3440 INCHES NOMINAL IN; Material: ALUMINUM. 7 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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