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.

2a thread class, right-hand thread direction, 0.431 inches minimum and 0.562 inches maximum thread length, 0.531 inches minimum and 0.562 inches maximum fastener length, 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: 0.431 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