5305-01-218-4908

Find complete technical information, availability, and procurement data for: 5305-01-218-4908
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-218-4908

Item Name Code

06673

Assigment Date

10/14/1985 (40 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.

2a thread class, right-hand thread direction, 0.554 inches minimum and 0.586 inches maximum thread length, 0.984 inches minimum and 1.016 inches maximum head height, 1.859 inches minimum and 1.891 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: 0.554 inches minimum and 0.586 inches maximum
Fastener Length: 1.859 inches minimum and 1.891 inches maximum
Head Height: 0.984 inches minimum and 1.016 inches maximum
Width Between Flats: 1.484 inches minimum and 1.516 inches maximum
Point Style: cone
Nominal Thread Diameter: 0.312 inches
Thread Quantity Per Inch: 18
Material: steel comp 302 and steel comp 304 overall
Material Document And Classification: qq-s-763 fed spec all material responses and qq-s-766 fed spec all material responses overall
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
SM-C-950198	Thumbscrew

FAQs

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

What is the FSCG of the NSN 5305-01-218-4908?

The FSCG of the NSN 5305-01-218-4908 is 5305

Does the NSN 5305-01-218-4908 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-218-4908 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 5305-01-218-4908 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-218-4908 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 5305-01-218-4908 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Mon, Oct 14, 1985