5305-00-655-9289

Find complete technical information, availability, and procurement data for: 5305-00-655-9289
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-655-9289

Item Name Code

18257

Assigment Date

01/01/1963 (63 years ago)

hexagon head style, right-hand thread direction, 0.562 inches nominal thread length, 0.562 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: 0.562 inches nominal
Fastener Length: 0.562 inches nominal
Head Style: hexagon
Head Height: 0.1500 inches minimum and 0.1630 inches maximum
Width Between Flats: 0.4280 inches minimum and 0.4375 inches maximum
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 150000 pounds per square inch
Hardness Rating: 32.0 rockwell c minimum and 38.0 rockwell c maximum overall
Material: steel overall
Surface Treatment: cadmium and chromate or zinc and chromate overall
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 2 type and 10p style and 8 grade

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
MS35303-4	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-655-9289?

The FSCG of the NSN 5305-00-655-9289 is 5305

Does the NSN 5305-00-655-9289 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-655-9289 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 5305-00-655-9289 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-655-9289 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 5305-00-655-9289 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963