5305-01-172-3267

Find complete technical information, availability, and procurement data for: 5305-01-172-3267
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-172-3267

Item Name Code

06657

Assigment Date

02/20/1984 (42 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.

2.390 inches nominal fastener length, 2a thread class, flat countersunk head style, 1.640 inches nominal 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: 1.640 inches nominal
Fastener Length: 2.390 inches nominal
Head Style: flat countersunk
Head Diameter: 0.279 inches nominal
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Countersink Angle: 101.0 degrees nominal
Screw Material: steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316
Screw Material Document And Classification: fed std 66 fed std all material responses
Screw Surface Treatment: passivate
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
7614-0047-01	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-172-3267?

The FSCG of the NSN 5305-01-172-3267 is 5305

Does the NSN 5305-01-172-3267 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-172-3267 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 5305-01-172-3267 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-172-3267 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 5305-01-172-3267 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Mon, Feb 20, 1984