343-0307-000

View detailed technical data, stock status, and sourcing information for: 343-0307-000
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-240-0518

Item Name Code

06657

Assigment Date

06/03/1973 (53 years ago)

2a thread class, 0.157 inches minimum and 0.250 inches maximum thread length, 0.219 inches minimum and 0.250 inches maximum fastener length, right-hand thread direction, pan head style

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: 0.157 inches minimum and 0.250 inches maximum
Fastener Length: 0.219 inches minimum and 0.250 inches maximum
Head Style: pan
Head Diameter: 0.306 inches minimum and 0.322 inches maximum
Head Height: 0.105 inches minimum and 0.115 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 55000 pounds per square inch
Screw Material: copper alloy
Screw Material Document And Classification: qq-b-613 fed spec single material response or qq-b-626 fed spec single material response or qq-w-321 fed spec single material response
Screw Surface Treatment: nickel
Screw Surface Treatment Document And Classification: qq-n-290,cl 1,grade g fed spec all treatment responses
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
343-0307-000	Machine Screw
P343-0307-000	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-240-0518?

The FSCG of the NSN 5305-00-240-0518 is 5305

Does the NSN 5305-00-240-0518 have a Schedule B code assigned?

Yes, the Schedule B code is 7415338550

Does NSN 5305-00-240-0518 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 5305-00-240-0518 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-240-0518 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 5305-00-240-0518 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sun, Jun 3, 1973