5185488

View detailed technical data, stock status, and sourcing information for: 5185488
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-189-8841

Item Name Code

06657

Assigment Date

03/03/1971 (55 years ago)

An instrument consisting of a leveling and sighting device, used for general topographic measurements, such as determining and delineating the form, extent or the like, of a tract of land. It is manually adjusted. Excludes:clinometer, elevation and depression, surveying and level, optical, automatic.

fillister head style, 3a thread class, 0.168 inches minimum and 0.188 inches maximum thread length, right-hand thread direction, 0.230 inches minimum and 0.250 inches maximum fastener length

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: 0.168 inches minimum and 0.188 inches maximum
Fastener Length: 0.230 inches minimum and 0.250 inches maximum
Head Style: fillister
Head Diameter: 0.170 inches minimum and 0.180 inches maximum
Head Height: 0.043 inches minimum and 0.085 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.125 inches
Thread Quantity Per Inch: 44
Screw Material: steel comp 303 or steel comp 303se
Screw Material Document And Classification: qq-s-764 fed spec all material responses
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: 171,finish no. 5.4.1 mil std 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
5185488	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-189-8841?

The FSCG of the NSN 5305-00-189-8841 is 5305

Does the NSN 5305-00-189-8841 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-189-8841 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 5305-00-189-8841 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-189-8841 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 5305-00-189-8841 was assigned to the Federal Catalog?

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