5305-00-165-8250

Find complete technical information, availability, and procurement data for: 5305-00-165-8250
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-165-8250

Item Name Code

18257

Assigment Date

10/22/1971 (54 years ago)

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

hexagon head style, 1.120 inches maximum thread length, right-hand thread direction, 1.620 inches nominal fastener length, 2a 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: 2a
Thread Direction: right-hand
Thread Length: 1.120 inches maximum
Fastener Length: 1.620 inches nominal
Head Style: hexagon
Head Height: 0.280 inches nominal
Width Between Flats: 0.620 inches nominal
Nominal Thread Diameter: 0.438 inches
Thread Quantity Per Inch: 14
Material: steel overall
Material Document And Classification: ff-b-575 fed spec all material responses overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,type 2 fed spec all treatment 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
11609328-1	Hexagon Head Cap Screw
5305001658250	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-165-8250?

The FSCG of the NSN 5305-00-165-8250 is 5305

Does the NSN 5305-00-165-8250 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-165-8250 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 5305-00-165-8250 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-165-8250 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 5305-00-165-8250 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, Oct 22, 1971