5305-00-321-9138

Find complete technical information, availability, and procurement data for: 5305-00-321-9138
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-321-9138

Item Name Code

01852

Assigment Date

11/21/1973 (52 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.

fillister head style, 0.625 inches nominal fastener length, 2a thread class, 0.250 inches minimum and 0.270 inches maximum head diameter, 0.340 inches minimum and 0.360 inches maximum thread 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 Length: 0.340 inches minimum and 0.360 inches maximum
Fastener Length: 0.625 inches nominal
Head Style: fillister
Head Diameter: 0.250 inches minimum and 0.270 inches maximum
Head Height: 0.141 inches minimum and 0.156 inches maximum
First Diameter From Head: 0.115 inches minimum and 0.125 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.275 inches nominal
Internal Drive Style: slot
Nominal Thread Diameter: 0.164 inches
Thread Quantity Per Inch: 32
Material: steel corrosion resisting overall
Material Document And Classification: qq-s-763,300 series fed spec single material response or 66,300 series fed std single material response or comp 16-18 or 18-8 assn std single material response 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
370518-2	Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-00-321-9138?

The FSCG of the NSN 5305-00-321-9138 is 5305

Does the NSN 5305-00-321-9138 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-321-9138 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 5305-00-321-9138 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-321-9138 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 5305-00-321-9138 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Wed, Nov 21, 1973