5305-00-889-3039

Find complete technical information, availability, and procurement data for: 5305-00-889-3039
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-889-3039

Item Name Code

06657

Assigment Date

01/01/1962 (64 years ago)

3a thread class, right-hand thread direction, 0.500 inches nominal fastener length, flat countersunk head style, 0.450 inches minimum and 0.500 inches maximum 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: 0.450 inches minimum and 0.500 inches maximum
Fastener Length: 0.500 inches nominal
Head Style: flat countersunk
Head Diameter: 0.177 inches minimum and 0.225 inches maximum
Internal Drive Style: torque set
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Minimum Tensile Strength: 140000 pounds per square inch
Hardness Rating: 248.0 brinell standard minimum and 321.0 brinell standard maximum
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Screw Material: iron alloy 660
Screw Material Document And Classification: ams 5735 assn std single material response
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: mil-s-5002 mil spec single treatment response
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
NAS1102C04-8	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-889-3039?

The FSCG of the NSN 5305-00-889-3039 is 5305

Does the NSN 5305-00-889-3039 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-889-3039 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 5305-00-889-3039 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-889-3039 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 5305-00-889-3039 was assigned to the Federal Catalog?

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