ST3M528B08-55

View detailed technical data, stock status, and sourcing information for: ST3M528B08-55
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-004-9498

Item Name Code

06657

Assigment Date

06/18/1975 (51 years ago)

2a thread class, round head style, right-hand thread direction, 3.437 inches nominal fastener length, 1.750 inches minimum 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: 2a
Thread Direction: right-hand
Thread Length: 1.750 inches minimum
Fastener Length: 3.437 inches nominal
Head Style: round
Head Diameter: 0.287 inches minimum and 0.309 inches maximum
Head Height: 0.110 inches minimum and 0.120 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Screw Material: copper alloy 360
Screw Material Document And Classification: qq-b-626,1/2 h fed spec single material response
Screw Surface Treatment: oxide
Screw Surface Treatment Document And Classification: mil-f-495 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
ST3M528B08-55	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-004-9498?

The FSCG of the NSN 5305-01-004-9498 is 5305

Does the NSN 5305-01-004-9498 have a Schedule B code assigned?

Yes, the Schedule B code is 7415338550

Does NSN 5305-01-004-9498 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 5305-01-004-9498 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-004-9498 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 5305-01-004-9498 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Wed, Jun 18, 1975