5305-01-158-3873

Find complete technical information, availability, and procurement data for: 5305-01-158-3873
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-158-3873

Item Name Code

01852

Assigment Date

07/22/1983 (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.

flat chamfer head style, 2a thread class, 0.250 inches nominal thread length, right-hand thread direction, 0.969 inches minimum and 1.031 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: 2a
Thread Direction: right-hand
Thread Length: 0.250 inches nominal
Fastener Length: 0.969 inches minimum and 1.031 inches maximum
Head Style: flat chamfer
Head Diameter: 0.359 inches minimum and 0.391 inches maximum
Head Height: 0.422 inches minimum and 0.454 inches maximum
First Diameter From Head: 0.125 inches minimum and 0.135 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.594 inches nominal
Internal Drive Style: slot
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 32
Externally Relieved Body Diameter Quantity: 1
Special Features: point on threaded end 0.114 in. min to 0.130 in. max dia.,0.156 in length. fastener head straight knurl
Material: steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385 overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
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
200AS132-1032-16	Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-01-158-3873?

The FSCG of the NSN 5305-01-158-3873 is 5305

Does the NSN 5305-01-158-3873 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-158-3873 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 5305-01-158-3873 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-158-3873 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 5305-01-158-3873 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Fri, Jul 22, 1983