5305-01-079-6566

Find complete technical information, availability, and procurement data for: 5305-01-079-6566
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-079-6566

Item Name Code

06657

Assigment Date

07/10/1979 (47 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

right-hand thread direction, 2a thread class, pan head style, 1.878 inches minimum and 2.000 inches maximum thread length, 1.940 inches minimum and 2.000 inches maximum fastener length

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: 1.878 inches minimum and 2.000 inches maximum
Fastener Length: 1.940 inches minimum and 2.000 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
Screw Material: steel corrosion resisting
Screw Surface Treatment: passivate
Thread Series Designator: unc
Specification/Standard Data: 80205-nas1635 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
NAS1635-08-32	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-079-6566?

The FSCG of the NSN 5305-01-079-6566 is 5305

Does the NSN 5305-01-079-6566 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-079-6566 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 5305-01-079-6566 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-079-6566 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 5305-01-079-6566 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Tue, Jul 10, 1979