5305-00-984-4639

Find complete technical information, availability, and procurement data for: 5305-00-984-4639
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-984-4639

Item Name Code

06657

Assigment Date

01/01/1962 (64 years ago)

3a thread class, pan head style, 0.425 inches minimum thread length, right-hand thread direction, 0.863 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: 0.425 inches minimum
Fastener Length: 0.863 inches nominal
Head Style: pan
Head Diameter: 0.473 inches nominal
Head Height: 0.162 inches nominal
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 160000 pounds per square inch
Screw Material: steel comp e4340
Screw Material Document And Classification: mil-s-5000 mil spec single material response
Screw Surface Treatment: nickel and cadmium
Thread Series Designator: unf
Specification/Standard Data: b1205-bacb30em manufacturers standard

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
BACB30EM-P4L7	Machine Screw
BACB30EMP4L7	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-984-4639?

The FSCG of the NSN 5305-00-984-4639 is 5305

Does the NSN 5305-00-984-4639 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-984-4639 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 5305-00-984-4639 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-984-4639 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 5305-00-984-4639 was assigned to the Federal Catalog?

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