5305-01-658-6946

Find complete technical information, availability, and procurement data for: 5305-01-658-6946
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-658-6946

Item Name Code

18257

Assigment Date

10/12/2016 (9 years ago)

An item which incloses an antenna. It is specifically designed to permit maximum passage of radio frequency energy through it, while providing protection to the antenna from weather. The item may also inclose the antenna support, and rotating mechanism. It may be flexible or rigid, streamlined or irregular shaped. May also include pressurizing mechanism and anti-icing or de-icing equipment. See also cover, antenna element.

right-hand thread direction, hexagon head style, 2a thread class, 0.875 inches nominal thread length, 1.000 inches nominal 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: 0.875 inches nominal
Fastener Length: 1.000 inches nominal
Head Style: hexagon
Head Height: 0.195 inches minimum and 0.211 inches maximum
Width Between Flats: 0.489 inches minimum and 0.500 inches maximum
End Item Identification: 13055121
Nominal Thread Diameter: 0.312 inches
Thread Quantity Per Inch: 18
Part Name Assigned By Controlling Agency: screw cap hex (finished hex bolt)
Special Features: plain end - optional-type self-locking
Material: steel uns k04100 overall
Surface Treatment: zinc and chromate 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
AES01C312A00AW9A86	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-658-6946?

The FSCG of the NSN 5305-01-658-6946 is 5305

Does the NSN 5305-01-658-6946 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-658-6946 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 5305-01-658-6946 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-658-6946 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 5305-01-658-6946 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Wed, Oct 12, 2016