SMB338640

View detailed technical data, stock status, and sourcing information for: SMB338640
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-206-7529

Item Name Code

01852

Assigment Date

01/01/1963 (63 years ago)

2a thread class, flat chamfer head style, 0.218 inches nominal fastener length, 0.171 inches minimum thread length, 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: 0.171 inches minimum
Fastener Length: 0.218 inches nominal
Head Style: flat chamfer
Head Diameter: 0.203 inches nominal
Head Height: 0.047 inches nominal
First Diameter From Head: 0.099 inches nominal
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.047 inches nominal
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Externally Relieved Body Diameter Quantity: 1
Material: steel comp 1213 overall
Material Document And Classification: aisi assn std single material response overall
Surface Treatment: zinc 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Below is a list of NSNs that have been officially superseded by this NSN: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
5305-00-525-1627	No Name Available	12/17/1972

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
11756P5	Externally Relieved Body Screw
13131-2PC66	Externally Relieved Body Screw
611756	Externally Relieved Body Screw
SCB77310	Externally Relieved Body Screw
SMB338640	Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-00-206-7529?

The FSCG of the NSN 5305-00-206-7529 is 5305

Does the NSN 5305-00-206-7529 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-206-7529 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 5305-00-206-7529 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-206-7529 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 5305-00-206-7529 was assigned to the Federal Catalog?

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