423521-2

View detailed technical data, stock status, and sourcing information for: 423521-2
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-469-4086

Item Name Code

01852

Assigment Date

06/10/1971 (55 years ago)

knurled no. 1 head style, 0.562 inches nominal fastener length, right-hand thread direction, 0.245 inches minimum and 0.255 inches maximum thread 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: 0.245 inches minimum and 0.255 inches maximum
Fastener Length: 0.562 inches nominal
Head Style: knurled no. 1
Head Diameter: 0.307 inches minimum and 0.317 inches maximum
Head Height: 0.296 inches minimum and 0.328 inches maximum
First Diameter From Head: 0.090 inches minimum and 0.100 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.218 inches nominal
Internal Drive Style: slot
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Externally Relieved Body Diameter Quantity: 1
Special Features: point non-standard no. 6,0.079 in. min,0.095 in. max dia,0.094 in. lg,90 deg angle
Material: steel comp 303 overall
Material Document And Classification: astm a582 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: mil-f-14072,finish e300 mil spec single treatment response overall
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-01-137-7010	No Name Available	12/01/1988

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
247AS-C0727-007	Externally Relieved Body Screw
423521-2	Externally Relieved Body Screw
6103SS0632	Externally Relieved Body Screw
6103SS0632-7	Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-00-469-4086?

The FSCG of the NSN 5305-00-469-4086 is 5305

Does the NSN 5305-00-469-4086 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-469-4086 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 5305-00-469-4086 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-469-4086 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 5305-00-469-4086 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Thu, Jun 10, 1971