5305-01-278-4591

Find complete technical information, availability, and procurement data for: 5305-01-278-4591
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-278-4591

Item Name Code

16282

Assigment Date

05/05/1988 (38 years ago)

0.438 inches nominal thread length, fillister head style, 3a thread class, right-hand thread direction, 0.470 inches minimum and 0.530 inches maximum 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: 0.438 inches nominal
Fastener Length: 0.470 inches minimum and 0.530 inches maximum
Head Style: fillister
Head Diameter: 0.303 inches minimum and 0.313 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: 0.156 inches minimum and 0.159 inches maximum
Thread Quantity Per Inch: 32
Material: steel corrosion resisting overall
Thread Series Designator: unf

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
154330	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-278-4591?

The FSCG of the NSN 5305-01-278-4591 is 5305

Does the NSN 5305-01-278-4591 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-278-4591 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 5305-01-278-4591 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-278-4591 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 5305-01-278-4591 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Thu, May 5, 1988