5305-01-340-5064

Find complete technical information, availability, and procurement data for: 5305-01-340-5064
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-340-5064

Item Name Code

22846

Assigment Date

06/14/1991 (35 years ago)

A headed, threaded fastening device over which may be assembled; (1) a stand-off; (2) a flanged bushing with washer(s) and/or a shouldered bushing without a flange, or it may have an internally threaded sleeve that is an integral part of the screw; a washer and an externally thread self-locking bushing that is driven by an inserted driver. Attached to panel by threaded bushing or by flaring end of stand-off, or bushing. Used in conjunction with a speed nut, nut plate, or driven into a threaded hole in the item that the panel is fastened to. May be spring loaded.

0.499 inches nominal fastener length, 2a thread class, flat chamfer head style, right-hand thread direction, 0.343 inches nominal thread 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: 0.343 inches nominal
Fastener Length: 0.499 inches nominal
Head Style: flat chamfer
Head Diameter: 0.500 inches nominal
Head Height: 0.125 inches nominal
Shoulder Diameter: 0.365 inches minimum and 0.375 inches maximum first shoulder
Shoulder Length: 0.156 inches nominal first shoulder
Internal Drive Style: slot
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Shoulder Shape: round first shoulder
Material: steel comp 303 overall
Material Document And Classification: astm a582 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: astm a380 assn std 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
816445-124	Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-01-340-5064?

The FSCG of the NSN 5305-01-340-5064 is 5305

Does the NSN 5305-01-340-5064 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-340-5064 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 5305-01-340-5064 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-340-5064 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 5305-01-340-5064 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Fri, Jun 14, 1991