5305-01-499-3538

Find complete technical information, availability, and procurement data for: 5305-01-499-3538
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-499-3538

Item Name Code

06657

Assigment Date

07/19/2002 (24 years ago)

right-hand thread direction, flat countersunk head style, 0.531 inches minimum and 0.546 inches maximum thread length, 2.140 inches minimum and 2.187 inches maximum fastener length, 3a 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: 3a
Thread Direction: right-hand
Thread Length: 0.531 inches minimum and 0.546 inches maximum
Fastener Length: 2.140 inches minimum and 2.187 inches maximum
Head Style: flat countersunk
Head Diameter: 0.447 inches minimum and 0.507 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Screw Material: aluminum alloy 2024
Screw Material Document And Classification: qq-a-430 fed spec 1st material response or qq-a-225, t4 fed spec 2nd material response
Head Surface Treatment: anodize
Screw Surface Treatment: anodize
Head Surface Treatment Document And Classification: mil-a-8625, type i or ii mil spec single treatment response
Screw Surface Treatment Document And Classification: mil-a-8625, type i or ii mil spec single treatment response
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
AN509DD416R34	Machine Screw
MS24694-A121	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-499-3538?

The FSCG of the NSN 5305-01-499-3538 is 5305

Does the NSN 5305-01-499-3538 have a Schedule B code assigned?

Yes, the Schedule B code is 7616106000

Does NSN 5305-01-499-3538 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 5305-01-499-3538 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-499-3538 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 5305-01-499-3538 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Fri, Jul 19, 2002