5124203

View detailed technical data, stock status, and sourcing information for: 5124203
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-891-8886

Item Name Code

18257

Assigment Date

01/27/1967 (59 years ago)

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also bushing, sleeve; spacer, sleeve; and washer (as modified). Excludes:pin, hollow.

hexagon head style, 4.625 inches minimum thread length, right-hand thread direction, 2a thread class, 6.000 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: 4.625 inches minimum
Fastener Length: 6.000 inches nominal
Head Style: hexagon
Head Height: 0.312 inches nominal
Width Between Flats: 0.750 inches nominal
Nominal Thread Diameter: 0.500 inches
Thread Quantity Per Inch: 13
Minimum Tensile Strength: 74000 pounds per square inch
Hardness Rating: 80.0 rockwell c minimum and 100.0 rockwell c maximum overall
Material: steel overall
Material Document And Classification: sae gr 2 assn std single material response overall
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 2 type and 10p style and 2 grade
Departure From Cited Designator: as mod by thd lg

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
23509592	Hexagon Head Cap Screw
5124203	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-891-8886?

The FSCG of the NSN 5305-00-891-8886 is 5305

Does the NSN 5305-00-891-8886 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-891-8886 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 5305-00-891-8886 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-891-8886 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 5305-00-891-8886 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Fri, Jan 27, 1967