5305-00-985-4641

Find complete technical information, availability, and procurement data for: 5305-00-985-4641
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-985-4641

Item Name Code

06657

Assigment Date

01/01/1962 (64 years ago)

0.312 inches nominal fastener length, 0.312 inches nominal thread length, flat countersunk head style, 2a thread class, right-hand thread direction

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 0.312 inches nominal
Fastener Length: 0.312 inches nominal
Head Style: flat countersunk
Head Diameter: 0.200 inches minimum and 0.225 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Countersink Angle: 0.99 degrees minimum and 0.101 degrees maximum
Screw Material: steel comp 1010
Screw Material Document And Classification: qq-s-633 fed spec single material response
Screw Surface Treatment: cadmium and chromate or zinc and chromate
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
691C679P16	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-985-4641?

The FSCG of the NSN 5305-00-985-4641 is 5305

Does the NSN 5305-00-985-4641 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-985-4641 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 5305-00-985-4641 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-985-4641 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 5305-00-985-4641 was assigned to the Federal Catalog?

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