5305-00-889-6921

Find complete technical information, availability, and procurement data for: 5305-00-889-6921
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-889-6921

Item Name Code

06657

Assigment Date

01/01/1962 (64 years ago)

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

hexagon head style, 3a thread class, right-hand thread direction, 0.124 inches minimum and 0.156 inches maximum thread length, 0.188 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: 0.124 inches minimum and 0.156 inches maximum
Fastener Length: 0.188 inches nominal
Head Style: hexagon
Head Height: 0.105 inches minimum and 0.120 inches maximum
Width Between Flats: 0.302 inches minimum and 0.313 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 125000 pounds per square inch
Hardness Rating: 26.0 rockwell c minimum and 32.0 rockwell c maximum
Screw Material: steel
Screw Material Document And Classification: mil-s-7839 mil spec single material response
Screw Surface Treatment: cadmium
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
NAS1096-3-3	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-889-6921?

The FSCG of the NSN 5305-00-889-6921 is 5305

Does the NSN 5305-00-889-6921 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-889-6921 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 5305-00-889-6921 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-889-6921 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 5305-00-889-6921 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962