5305-01-079-7244

Find complete technical information, availability, and procurement data for: 5305-01-079-7244
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-079-7244

Item Name Code

06657

Assigment Date

07/11/1979 (47 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also screw, cap, socket head. Excludes:setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.

0.230 inches minimum and 0.250 inches maximum fastener length, 0.201 inches nominal thread length, flat countersunk head style, right-hand thread direction, 2a 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: 2a
Thread Direction: right-hand
Thread Length: 0.201 inches nominal
Fastener Length: 0.230 inches minimum and 0.250 inches maximum
Head Style: flat countersunk
Head Diameter: 0.191 inches minimum and 0.206 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Screw Material: aluminum alloy
Screw Material Document And Classification: bs 1474 he-30-0 or aa 6082 assn std single material response
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
229-007477-AA	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-079-7244?

The FSCG of the NSN 5305-01-079-7244 is 5305

Does the NSN 5305-01-079-7244 have a Schedule B code assigned?

Yes, the Schedule B code is 7616106000

Does NSN 5305-01-079-7244 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 5305-01-079-7244 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-079-7244 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 5305-01-079-7244 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Wed, Jul 11, 1979