5305-01-643-6633

Find complete technical information, availability, and procurement data for: 5305-01-643-6633
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-643-6633

Item Name Code

22846

Assigment Date

04/08/2015 (11 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.

flat fillister head style, right-hand thread direction, 0.750 inches nominal thread length, 2a thread class, 1.00 inches nominal 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: 0.750 inches nominal
Fastener Length: 1.00 inches nominal
Head Style: flat fillister
Head Diameter: 0.375 inches nominal
Head Height: 0.190 inches nominal
Shoulder Diameter: 0.250 inches nominal first shoulder
Shoulder Length: 0.250 inches nominal first shoulder
Internal Drive Style: hexagon
End Item Identification: f-15sa
Nominal Thread Diameter: 0.190 inches
Width Across Flats: 0.125 inches nominal
Thread Quantity Per Inch: 24
Shoulder Shape: round all shoulders
Part Name Assigned By Controlling Agency: 18-8 s/s shoulder screw w/et thd
Material: steel property class 18.8 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
90325A181	Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-01-643-6633?

The FSCG of the NSN 5305-01-643-6633 is 5305

Does the NSN 5305-01-643-6633 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-643-6633 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 5305-01-643-6633 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-643-6633 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 5305-01-643-6633 was assigned to the Federal Catalog?

It was assigned 11 years ago, on Wed, Apr 8, 2015