5305-01-643-7020

Find complete technical information, availability, and procurement data for: 5305-01-643-7020
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-643-7020

Item Name Code

18257

Assigment Date

04/09/2015 (11 years ago)

A deformable material which prevents the passage of matter through the joint formed when two faces are joined. It may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. It may be made to any predetermined dimension and shape. Excludes:flat disks, items made of felt material and items having joints. For round metal and plastic items with an aperture and a solid rectangular cross section, see washer, flat; shim; bearing, washer, thrust; and spacer ring. Excludes:disk, valve; seal, nonmetallic angle; seal, nonmetallic channel; seal, nonmetallic special shaped section; shielding gasket, electronic; and ring, sealing jar.

2a thread class, right-hand thread direction, 0.750 inches nominal fastener length, pan head style, 0.550 inches nominal head diameter

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
Fastener Length: 0.750 inches nominal
Head Style: pan
Head Diameter: 0.550 inches nominal
End Item Identification: 2305-01-436-0005
Nominal Thread Diameter: 0.312 inches
Thread Quantity Per Inch: 18
Part Name Assigned By Controlling Agency: bolt
Color: black overall
Material: steel overall
Surface Treatment: oxide 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
N9703	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-643-7020?

The FSCG of the NSN 5305-01-643-7020 is 5305

Does the NSN 5305-01-643-7020 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-643-7020 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 5305-01-643-7020 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-643-7020 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 5305-01-643-7020 was assigned to the Federal Catalog?

It was assigned 11 years ago, on Thu, Apr 9, 2015