5305-01-208-7780

Find complete technical information, availability, and procurement data for: 5305-01-208-7780
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-208-7780

Item Name Code

06657

Assigment Date

05/20/1985 (41 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.

0.386 inches nominal fastener length, 0.386 inches nominal thread length, flat countersunk head style, right-hand thread direction, 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: 0.386 inches nominal
Fastener Length: 0.386 inches nominal
Head Style: flat countersunk
Head Diameter: 0.359 inches minimum and 0.385 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 32
Hardness Rating: 30.0 rockwell c minimum and 38.0 rockwell c maximum
Countersink Angle: 100.0 degrees nominal
Screw Material: steel comp 410
Screw Material Document And Classification: qq-s-763 fed spec single material response
Thread Series Designator: unf

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
585903	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-208-7780?

The FSCG of the NSN 5305-01-208-7780 is 5305

Does the NSN 5305-01-208-7780 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-208-7780 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 5305-01-208-7780 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-208-7780 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 5305-01-208-7780 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Mon, May 20, 1985