5305-01-664-4377

Find complete technical information, availability, and procurement data for: 5305-01-664-4377
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-664-4377

Item Name Code

18257

Assigment Date

06/20/2017 (9 years ago)

An electromechanical or solid state item that accepts and systematically accepts and systematically retains digital input data in such a manner as to facilitate the rapid recovery of stored information. The item may consist of disks, some of which are removable, hard, removable disk packs, fixed disks, or removable flexible, each surface coated with a material susceptible to spot magnetization, integral writing, a drive motor and its mechanical linkage, and data-translating heads for impressing on or removing from the disk surface data in digital form. The item is a component of an electrnic computer. See also, magnetic drum,data storage; core memory unit.

hexagon head style, right-hand thread direction, 2.25 inches nominal fastener length, 0.75 inches minimum and 1.00 inches maximum thread length, 2a thread class

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: 0.75 inches minimum and 1.00 inches maximum
Fastener Length: 2.25 inches nominal
Head Style: hexagon
Head Height: 0.156 inches nominal
Width Between Flats: 0.438 inches nominal
Nominal Thread Diameter: 0.25 inches
Thread Quantity Per Inch: a20
Minimum Tensile Strength: 70000 pounds per square inch
Hardness Rating: 70.0 rockwell b nominal overall
Part Name Assigned By Controlling Agency: 18-8 stainless steel hex head screw
Special Features: "1/4"-20 thread size;2-1/4" long;partially threaded;coarse thread spacing;external hex drive;asme b18.2.1;rohs compliant"
Material: steel property class 18.8 overall
Thread Series Designator: unc

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
92198A551	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-664-4377?

The FSCG of the NSN 5305-01-664-4377 is 5305

Does the NSN 5305-01-664-4377 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-664-4377 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 5305-01-664-4377 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-664-4377 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 5305-01-664-4377 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Tue, Jun 20, 2017