5305-00-189-1745

Find complete technical information, availability, and procurement data for: 5305-00-189-1745
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-189-1745

Item Name Code

06657

Assigment Date

03/03/1971 (55 years ago)

fillister extended washer head style, 0.590 inches minimum thread length, 2a thread class, 0.660 inches minimum and 0.720 inches maximum fastener length, right-hand thread direction

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: 0.590 inches minimum
Fastener Length: 0.660 inches minimum and 0.720 inches maximum
Head Style: fillister extended washer
Head Diameter: 0.243 inches minimum and 0.247 inches maximum
Head Height: 0.690 inches nominal
Extended Washer Diameter: 0.500 inches nominal
Extended Washer Thickness: 0.070 inches nominal
Internal Drive Style: slot
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 170000 pounds per square inch
Screw Material: steel comp 4130
Screw Material Document And Classification: mil-s-6758 cond a mil spec single material response
Screw Surface Treatment: primer
Screw Surface Treatment Document And Classification: mil-p-8585 mil spec single treatment response
Thread Series Designator: unf

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
11069339	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-189-1745?

The FSCG of the NSN 5305-00-189-1745 is 5305

Does the NSN 5305-00-189-1745 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-189-1745 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 5305-00-189-1745 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-189-1745 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 5305-00-189-1745 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Wed, Mar 3, 1971