5305-01-643-9838

Find complete technical information, availability, and procurement data for: 5305-01-643-9838
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-643-9838

Item Name Code

18257

Assigment Date

04/17/2015 (11 years ago)

"an item designed to electrically connect and mechanically position the base of an item having plug-in-type contacts, and to facilitate replacement of the item accommodated. It includes sockets which accommodate the contacts of capacitors, coils, crystals, electron tubes, relays, semiconductor devices and vibrators. Excludes:sockets or receptacles designed to accommodate plug-in component circuit boards (printed circuit boards) and electronic modules or sub-assemblies. Also excludes:heat-dissipating (not heat-sinks) sockets for mounting "power transistors"."

right-hand thread direction, 1.000 inches nominal fastener length, 2a thread class, hexagon extended washer head style, 1.000 inches nominal 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 Direction: right-hand
Thread Length: 1.000 inches nominal
Fastener Length: 1.000 inches nominal
Head Style: hexagon extended washer
Handle Diameter: 0.190 inches nominal
Head Height: 0.151 inches nominal
Width Between Flats: 0.313 inches nominal
Extended Washer Diameter: 0.414 inches nominal
End Item Identification: 5419-01-539-7180 expeditionary containerized batch laundry system
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 16
External Thread Tolerance Class: 2a
Part Name Assigned By Controlling Agency: screw for sheet metal, hexagon head with washer
Material: steel overall
Surface Treatment: zinc 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
93880A247	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-643-9838?

The FSCG of the NSN 5305-01-643-9838 is 5305

Does the NSN 5305-01-643-9838 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-643-9838 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 5305-01-643-9838 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-643-9838 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 5305-01-643-9838 was assigned to the Federal Catalog?

It was assigned 11 years ago, on Fri, Apr 17, 2015