PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

57440Screw,machine

Vse Aviation, Inc. · NSN 5305-00-558-3345 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-558-3345 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-558-3345. Primary manufacturer part number: 57440.
Features
  • Screw,machine — FSC 5305
  • Head Style: HEXAGON
  • Width Between Flats: 0.375 INCHES NOMINAL IN
  • Thread Series Designator: UNF
  • Head Height: 0.125 INCHES NOMINAL IN
  • Screw Material: STEEL COMP 1015
  • Nominal Thread Diameter: 0.190 INCHES IN
  • Screw Surface Treatment: CADMIUM
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-558-3345, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Vse Aviation, Inc.. Government technical data includes 12 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
NSN5305-00-558-3345
Primary Part Number57440
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerVse Aviation, Inc.
StatusACTIVE
Head StyleHEXAGON
Width Between Flats0.375 INCHES NOMINAL IN
Thread Series DesignatorUNF
Head Height0.125 INCHES NOMINAL IN
Screw MaterialSTEEL COMP 1015
Nominal Thread Diameter0.190 INCHES IN
Screw Surface TreatmentCADMIUM
Thread DirectionRIGHT-HAND
Fastener Length0.500 INCHES NOMINAL IN
Thread Class2A A
Thread Quantity Per Inch32
Thread Length0.500 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5331-00-291-3268MS29513-248 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5905-00-552-209257-440 INTERCHANGEABLE
Resistor,fixed,wire Wound
Eaton Corp Opns & Technical Center
5985-01-111-5617574-40 INTERCHANGEABLE
Waveguide Assembly
Waveline Inc
Cross-Reference Index
Part NumberManufacturer
57440 PRIMARY Vse Aviation, Inc. (USA)
Related Parts
5331-00-291-3268INTERCHANGEABLE
O-RING
MS29513-248
5905-00-552-2092INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
57-440
5985-01-111-5617INTERCHANGEABLE
WAVEGUIDE ASSEMBLY
574-40

Frequently Asked Questions

What is NSN 5305-00-558-3345?

NSN 5305-00-558-3345 is a Screw,machine, manufactured by Vse Aviation, Inc., classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-558-3345?

NSN 5305-00-558-3345 has 1 cross-referenced part number: 57440 (Vse Aviation, Inc.).

What NSN replaces 5305-00-558-3345?

There are 3 known substitutes for 5305-00-558-3345: 5331-00-291-3268, 5905-00-552-2092, 5985-01-111-5617. Verify interchangeability with system specifications before substitution.

What are the specifications of 57440?

Key specifications for 57440: Head Style: HEXAGON; Width Between Flats: 0.375 INCHES NOMINAL IN; Thread Series Designator: UNF; Head Height: 0.125 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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