5305-01-233-0579

Find complete technical information, availability, and procurement data for: 5305-01-233-0579
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-233-0579

Item Name Code

01852

Assigment Date

05/24/1986 (40 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. For items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. Excludes:thumbscrew.

0.750 inches nominal fastener length, 2a thread class, flat countersunk head style, 0.160 inches minimum and 0.200 inches maximum thread 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: 0.160 inches minimum and 0.200 inches maximum
Fastener Length: 0.750 inches nominal
Head Style: flat countersunk
Head Diameter: 0.279 inches nominal
First Diameter From Head: 0.090 inches minimum and 0.096 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.550 inches minimum and 0.590 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Externally Relieved Body Diameter Quantity: 1
Material: steel comp 303 overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: bm-86 fscm 27914 mfr ref single treatment response 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
46089-0001	Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-01-233-0579?

The FSCG of the NSN 5305-01-233-0579 is 5305

Does the NSN 5305-01-233-0579 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-233-0579 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 5305-01-233-0579 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-233-0579 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 5305-01-233-0579 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Sat, May 24, 1986