5305-01-686-3845

Find complete technical information, availability, and procurement data for: 5305-01-686-3845
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-686-3845

Item Name Code

06657

Assigment Date

02/12/2020 (6 years ago)

Any material specifically designed and constructed to resist deterioration from the action of heat, gas, chemicals or liquids and used to create a tight seal. It is supplied in loose form or in coils, spirals, spools or cut lengths, usually having a square or round cross section. For rubber items having a round cross section, see rubber round section. Excludes:rope, asbestos; calking cotton; and calking lead. See also packing, preformed; and oakum.

0.531 inches minimum and 0.562 inches maximum fastener length, 2a thread class, pan head style, 0.431 inches minimum and 0.562 inches maximum 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: 0.431 inches minimum and 0.562 inches maximum
Fastener Length: 0.531 inches minimum and 0.562 inches maximum
Head Style: pan
Head Diameter: 0.473 inches minimum and 0.492 inches maximum
Head Height: 0.162 inches minimum and 0.175 inches maximum
Internal Drive Style: cross recess type 1
End Item Identification: 2350-01-668-1220
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 60000 pounds per square inch
Part Name Assigned By Controlling Agency: screw, machine-pan head, cross-recessed
Screw Material: steel
Screw Surface Treatment: zinc
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
MS35206-343Z	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-686-3845?

The FSCG of the NSN 5305-01-686-3845 is 5305

Does the NSN 5305-01-686-3845 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-686-3845 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 5305-01-686-3845 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-686-3845 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 5305-01-686-3845 was assigned to the Federal Catalog?

It was assigned 6 years ago, on Wed, Feb 12, 2020