259890

View detailed technical data, stock status, and sourcing information for: 259890
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-584-5354

Item Name Code

06657

Assigment Date

01/01/1963 (63 years ago)

flat countersunk head style, right-hand thread direction, 0.466 inches minimum and 0.597 inches maximum thread length, 0.719 inches minimum and 0.750 inches maximum fastener length, 2a thread class

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: 0.466 inches minimum and 0.597 inches maximum
Fastener Length: 0.719 inches minimum and 0.750 inches maximum
Head Style: flat countersunk
Head Diameter: 0.442 inches minimum and 0.507 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Countersink Angle: 80.0 degrees minimum and 82.0 degrees maximum
Screw Material: plastic polyhexamethylene amide
Screw Material Document And Classification: mil-m-20693,comp a,ty 1 mil spec single material response
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 1 type and 2s style

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
259890	Machine Screw
9975055	Machine Screw
AA55623-248	Machine Screw
MS18211-114C	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-584-5354?

The FSCG of the NSN 5305-00-584-5354 is 5305

Does the NSN 5305-00-584-5354 have a Schedule B code assigned?

Yes, the Schedule B code is 3926909987

Does NSN 5305-00-584-5354 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 5305-00-584-5354 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-584-5354 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 5305-00-584-5354 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963