5305-01-238-3186

Find complete technical information, availability, and procurement data for: 5305-01-238-3186
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-238-3186

Item Name Code

06673

Assigment Date

08/13/1986 (39 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes:undercuts for thread relief). It is no. 10 (0.190 in.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, internal wrenching and thumbscrew. See also screw, externally relieved body.

thumb no. 3 head style, 1.000 inches nominal fastener length, 2a thread class, 0.917 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: 0.917 inches maximum
Fastener Length: 1.000 inches nominal
Head Style: thumb no. 3
Head Height: 0.750 inches minimum and 0.780 inches maximum
Width Between Flats: 0.667 inches minimum and 0.697 inches maximum
Hole Diameter: 0.070 inches nominal
Point Style: flat
Nominal Thread Diameter: 0.312 inches
Hole Quantity: 1
Hole Type: drilled
Thread Quantity Per Inch: 24
Hole Configuration Style: round perpendicular
Material: steel comp 303 overall
Material Document And Classification: astm a582 assn std single material response overall
Surface Treatment: passivate overall
Thread Series Designator: unf
Specification/Standard Data: 80205-nas1300 professional/industrial association standard

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
NAS1300C5T16D	Thumbscrew

FAQs

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

What is the FSCG of the NSN 5305-01-238-3186?

The FSCG of the NSN 5305-01-238-3186 is 5305

Does the NSN 5305-01-238-3186 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-238-3186 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 5305-01-238-3186 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-238-3186 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 5305-01-238-3186 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Wed, Aug 13, 1986