5549676-2

View detailed technical data, stock status, and sourcing information for: 5549676-2
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-390-0067

Item Name Code

06672

Assigment Date

05/10/1994 (32 years ago)

An open coiled spring, wound in various forms and from different shapes and types of materials and finished at the ends, designed to provide resistance to compression forces. Excludes:springs designed for thermal actuation (springs in which the torsion forces are designed to be counteracted by changes in temperature) and spring, reinforcing, hose.

0.680 inches nominal fastener length, right-hand thread direction, 3a thread class, headless (setscrew) head style, 0.680 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: 3a
Thread Direction: right-hand
Thread Length: 0.680 inches nominal
Fastener Length: 0.680 inches nominal
Head Style: headless (setscrew)
Point Style: oval
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.500 inches
Width Across Flats: 0.250 inches nominal
Thread Quantity Per Inch: 20
Special Features: hollow setscrew; two slots 90 degrees apart, 0.060 in. radius by 0.060 in. depth
Material: steel overall
Material Document And Classification: astm a193, grade b16 assn std single material response 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
5549676-2	Setscrew

FAQs

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

What is the FSCG of the NSN 5305-01-390-0067?

The FSCG of the NSN 5305-01-390-0067 is 5305

Does NSN 5305-01-390-0067 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 5305-01-390-0067 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-390-0067 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 5305-01-390-0067 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Tue, May 10, 1994