5305-01-144-6268

Find complete technical information, availability, and procurement data for: 5305-01-144-6268
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-144-6268

Item Name Code

06672

Assigment Date

12/27/1982 (43 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.

right-hand thread direction, 0.240 inches minimum and 0.260 inches maximum thread length, 0.240 inches minimum and 0.260 inches maximum fastener length, 2a thread class, 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: 2a
Thread Direction: right-hand
Thread Length: 0.240 inches minimum and 0.260 inches maximum
Fastener Length: 0.240 inches minimum and 0.260 inches maximum
Head Style: headless (setscrew)
Point Style: flat
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.250 inches
Width Across Flats: 0.125 inches nominal
Thread Quantity Per Inch: 28
Criticality Code Justification: zzzy
Material: steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303 plus x or steel comp 303se or steel comp 303cu or steel comp 303pb overall
Special Test Features: special quality control testing
Test Data Document: "81349-mil-p-23199 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
Thread Series Designator: unf
Reference Number Differentiating Characteristics: as differentiated by material which must conform to ships parts control center special quality control provisions and certified free from mercury contamination

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
916D513106 ITEM 1	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-01-144-6268?

The FSCG of the NSN 5305-01-144-6268 is 5305

Does the NSN 5305-01-144-6268 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-144-6268 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 5305-01-144-6268 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-144-6268 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 5305-01-144-6268 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Mon, Dec 27, 1982