PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4140Setscrew

Cessna Aircraft Co Arc Avionics Div · NSN 5305-00-799-8431 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-799-8431 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-799-8431. Primary manufacturer part number: 4140.
Features
  • Setscrew — FSC 5305
  • Point Style: CUP
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Material: STEEL OVERALL
  • Nominal Thread Diameter: 0.138 INCHES IN
  • Internal Drive Style: CROSS RECESS TYPE 1
  • Spline Major Diameter: 0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
  • Spline Minor Diameter: 0.055 INCHES MINIMUM AND 0.056 INCHES MAXIMUM IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Setscrew, cataloged under National Stock Number 5305-00-799-8431, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Cessna Aircraft Co Arc Avionics Div. Government technical data includes 14 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-799-8431
Primary Part Number4140
Item NameSetscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerCessna Aircraft Co Arc Avionics Div
StatusACTIVE
Point StyleCUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
MaterialSTEEL OVERALL
Nominal Thread Diameter0.138 INCHES IN
Internal Drive StyleCROSS RECESS TYPE 1
Spline Major Diameter0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN
Spline Minor Diameter0.055 INCHES MINIMUM AND 0.056 INCHES MAXIMUM IN
Fastener Length0.125 INCHES NOMINAL IN
Thread Length0.125 INCHES MAXIMUM IN
Thread Quantity Per Inch32
Spline Width0.022 INCHES MINIMUM AND 0.023 INCHES MAXIMUM IN
Thread Class2A A
Head StyleHEADLESS (SETSCREW)
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5955-00-084-8503A-411-102-A INTERCHANGEABLE
Crystal Unit,quartz
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5330-00-255-0327140SM INTERCHANGEABLE
Gasket
Hayes-Dana Incvictor Products
5940-00-518-91281000C152 INTERCHANGEABLE
Terminal Board
Raytheon Company Dba Raytheon Co
5950-00-822-83124140 INTERCHANGEABLE
Transformer,power
Agilent Technologies, Inc. Div Agilent Technologies Headquarters
3810-00-862-7184 INTERCHANGEABLE
Extension,leg
5305-00-966-46304140 INTERCHANGEABLE
Screw,intermediate
Wakmann Watch Company Inc
4720-01-005-4468FG1837AEE1200 INTERCHANGEABLE
Hose Assembly,nonmetallic
Danfoss Power Solutions II, Llc
3020-01-282-57924140 INTERCHANGEABLE
Pulley,groove
Ingersoll-Rand Co Material Handling Div
5120-01-335-9049 INTERCHANGEABLE
Socket,socket Wrench
6515-01-391-63014140 INTERCHANGEABLE
Guard,protective,hypodermic Need
Icu Medical Sales, Inc.
Cross-Reference Index
Part NumberManufacturer
4140 Cessna Aircraft Co Arc Avionics Div (USA)
Related Parts
5955-00-084-8503INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
A-411-102-A
5330-00-255-0327INTERCHANGEABLE
GASKET
140SM
5940-00-518-9128INTERCHANGEABLE
TERMINAL BOARD
1000C152
5950-00-822-8312INTERCHANGEABLE
TRANSFORMER,POWER
4140
3810-00-862-7184INTERCHANGEABLE
EXTENSION,LEG
5305-00-966-4630INTERCHANGEABLE
SCREW,INTERMEDIATE
4140
4720-01-005-4468INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
FG1837AEE1200
3020-01-282-5792INTERCHANGEABLE
PULLEY,GROOVE
4140
5120-01-335-9049INTERCHANGEABLE
SOCKET,SOCKET WRENCH
6515-01-391-6301INTERCHANGEABLE
GUARD,PROTECTIVE,HYPODERMIC NEED
4140
3120-01-529-1016INTERCHANGEABLE
BEARING,WASHER,THRUST
4140

Frequently Asked Questions

What is NSN 5305-00-799-8431?

NSN 5305-00-799-8431 is a Setscrew, manufactured by Cessna Aircraft Co Arc Avionics Div, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-799-8431?

NSN 5305-00-799-8431 has 1 cross-referenced part number: 4140 (Cessna Aircraft Co Arc Avionics Div).

What NSN replaces 5305-00-799-8431?

There are 11 known substitutes for 5305-00-799-8431: 5955-00-084-8503, 5330-00-255-0327, 5940-00-518-9128 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4140?

Key specifications for 4140: Point Style: CUP; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Material: STEEL OVERALL; Nominal Thread Diameter: 0.138 INCHES IN. 14 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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