5305-01-621-7832

Find complete technical information, availability, and procurement data for: 5305-01-621-7832
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-621-7832

Item Name Code

06657

Assigment Date

09/17/2013 (12 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.

right-hand thread direction, flat countersunk head style, 0.220 inches nominal thread length, 0.392 inches minimum and 0.422 inches maximum fastener length, 3a 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: 3a
Thread Direction: right-hand
Thread Length: 0.220 inches nominal
Fastener Length: 0.392 inches minimum and 0.422 inches maximum
Head Style: flat countersunk
Head Diameter: 0.177 inches nominal
Head Height: 0.045 inches nominal
Internal Drive Style: torque set
Nominal Thread Diameter: 0.1120 inches
Thread Quantity Per Inch: 40
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Part Name Assigned By Controlling Agency: screw,machine-flat,100 degree head,short thread,offset cruciform
Screw Material: iron alloy 660
Screw Material Document And Classification: ams5737 assn std single material response
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response
Thread Series Designator: unjc
Specification/Standard Data: 80205-nas1620 thru 1628 professional/industrial association standard

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
NAS1620E3	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-621-7832?

The FSCG of the NSN 5305-01-621-7832 is 5305

Does the NSN 5305-01-621-7832 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-621-7832 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 5305-01-621-7832 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-621-7832 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 5305-01-621-7832 was assigned to the Federal Catalog?

It was assigned 12 years ago, on Tue, Sep 17, 2013