5305-01-389-6838

Find complete technical information, availability, and procurement data for: 5305-01-389-6838
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-389-6838

Item Name Code

16282

Assigment Date

04/28/1994 (32 years ago)

0.250 inches nominal thread length, right-hand thread direction, flat chamfer head style, 3a thread class, 0.250 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: 3a
Thread Direction: right-hand
Thread Length: 0.250 inches nominal
Fastener Length: 0.250 inches nominal
Head Style: flat chamfer
Head Diameter: 0.307 inches minimum and 0.312 inches maximum
Head Height: 0.185 inches minimum and 0.190 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.190 inches
Width Across Flats: 0.1562 inches minimum and 0.1587 inches maximum
Thread Quantity Per Inch: 32
Material: steel corrosion resisting overall
Surface Treatment: passivate overall
Thread Series Designator: unrf

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
NAS1351C3LB4	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-389-6838?

The FSCG of the NSN 5305-01-389-6838 is 5305

Does the NSN 5305-01-389-6838 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-389-6838 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 5305-01-389-6838 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-389-6838 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 5305-01-389-6838 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Thu, Apr 28, 1994