5305-00-142-3449

Find complete technical information, availability, and procurement data for: 5305-00-142-3449
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-142-3449

Item Name Code

06672

Assigment Date

05/27/1968 (58 years ago)

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

3a thread class, right-hand thread direction, 0.490 inches minimum and 0.510 inches maximum thread length, 0.490 inches minimum and 0.510 inches maximum fastener length, headless (setscrew) head style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 0.490 inches minimum and 0.510 inches maximum
Fastener Length: 0.490 inches minimum and 0.510 inches maximum
Head Style: headless (setscrew)
Locking Feature: strip threads
Point Style: cup
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.190 inches
Width Across Flats: 0.093 inches minimum and 0.094 inches maximum
Thread Quantity Per Inch: 32
Material: steel comp 302 or steel comp 303 or steel comp 304 or steel comp 316 overall
Material Document And Classification: 66 fed std all material responses overall
Surface Treatment: passivate overall
Thread Series Designator: unf
Nondefinitive Spec/Std Data: 1 type and 4 style
Departure From Cited Designator: as modified by locking feature

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
MS18064-36	Setscrew
NAS1081C3D8L	Setscrew

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-00-142-3449?

The FSCG of the NSN 5305-00-142-3449 is 5305

Does the NSN 5305-00-142-3449 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-142-3449 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5305-00-142-3449 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-142-3449 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5305-00-142-3449 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Mon, May 27, 1968